All Online Tools Directory

Complete Tools Catalog (242 Tools)

• AI Image Generator

  Generate digital artwork, illustrations, and imagery from text prompts online with EverySolve AI. Free, fast downloads up to 1280px.

  Category: ai
• Video Converter

  Convert video files between MP4, WebM, MOV, AVI, and MKV formats online with custom resolution settings and FFmpeg high performance.

  Category: video
• ID Card Generator

  Create professional employee, student, staff, visitor, and membership ID cards online. Add photos, logos, QR codes, colors, and custom fields, then download or print for free.

  Category: business
• Social Media Post Generator

  Generate tailored posts for LinkedIn, Twitter/X, Instagram, and Facebook with engaging hooks and call-to-actions.

  Category: social-media
• Instagram Caption Generator

  Generate engaging Instagram captions with scroll-stopping hooks, line breaks, emojis, and hashtags.

  Category: social-media
• Trending Hashtag Generator

  Discover high-reach, niche, and trending hashtags for Instagram, TikTok, Twitter, and LinkedIn.

  Category: social-media
• YouTube High-CTR Title Generator

  Generate catchy, high-click-through-rate YouTube titles using proven viral hooks and search psychology.

  Category: social-media
• YouTube Description Generator

  Create structured, SEO-optimized YouTube descriptions with timestamps, key points, social links, and tags.

  Category: social-media
• Social Media Bio Generator

  Generate punchy, professional, and creative bios for Instagram, Twitter/X, LinkedIn, and TikTok.

  Category: social-media
• Social Media Character Counter

  Check character, word, and line limits across Twitter, Instagram, LinkedIn, TikTok, and YouTube in real time.

  Category: social-media
• Social Post Formatter & Font Styler

  Format social text into fancy Unicode fonts (Bold Serif, Sans Bold, Italic, Monospace, Cursive) for feeds and bios.

  Category: social-media
• Social Media Image & Video Size Guide

  Look up up-to-date image dimensions, video resolutions, and aspect ratios for Instagram, YouTube, Twitter, and LinkedIn.

  Category: social-media
• Social Media Engagement Rate Calculator

  Calculate accurate engagement rate per post, follower, or reach with benchmark analysis and industry averages.

  Category: social-media
• Audio Trimmer & Cutter

  Trim, cut, and slice MP3, WAV, and AAC audio files directly in your browser with millisecond precision.

  Category: video
• Audio Speed Changer

  Change audio playback speed and tempo online. Speed up voice recordings or slow down songs with Web Audio resampling.

  Category: video
• Video Frame Snapshot Extractor

  Extract high-resolution, full-quality PNG frame snapshots from any MP4, WebM, or MOV video at an exact second timestamp.

  Category: video
• Audio Volume Booster

  Boost quiet audio recordings online with Web Audio gain amplification and dynamic compressor peak limiting.

  Category: video
• Voice & Audio Note Recorder

  Record crisp voice notes, speeches, and podcasts directly in your browser with real-time waveform monitoring and studio WAV export.

  Category: video
• Video Metadata & Specs Inspector

  Inspect video resolution, codec, duration, frame dimensions, and bitrate parameters in your browser.

  Category: video
• URL Parser & Query Extractor

  Parse complex URLs into protocol, hostname, path, port, hash, and individual query parameters with instant decoding.

  Category: url-internet
• URL Cleaner & Tracking Stripper

  Remove UTM parameters, fbclid, gclid, and analytics trackers to create clean, shareable canonical URLs.

  Category: url-internet
• IPv4 Subnet & CIDR Calculator

  Calculate network address, broadcast address, netmask, wildcard mask, and usable host IP ranges with accurate /31 and /32 support.

  Category: url-internet
• HTTP Status Code & Security Headers Inspector

  Look up definitions, causes, and troubleshooting fixes for HTTP 1xx, 2xx, 3xx, 4xx, and 5xx status codes with security header guides.

  Category: url-internet
• DNS Zone Records & Lookup Formatter

  Format, validate, and construct BIND DNS zone records (A, AAAA, CNAME, MX, TXT, SPF, DMARC) with live DNS query verification.

  Category: url-internet
• User Agent & Device Inspector

  Parse browser User-Agent strings to extract browser version, operating system, rendering engine, and device type.

  Category: url-internet
• College & Semester GPA Calculator

  Calculate semester and cumulative Grade Point Average (GPA) on a 4.0 scale with credit hour weighting.

  Category: education
• Academic Citation Generator

  Generate properly formatted academic bibliography citations in APA 7th, MLA 9th, Chicago, and Harvard styles.

  Category: education
• Spaced Repetition Study Planner

  Generate structured study schedules based on scientific Spaced Repetition (Day 1, 3, 7, 14, 30) for exams.

  Category: education
• Final Exam Target Grade Calculator

  Calculate what score you need on your final exam to achieve your desired letter grade in a course.

  Category: education
• Resume Action Verb & Bullet Enhancer

  Transform passive resume bullet points into high-impact, quantifiable achievements using the Google X-Y-Z formula.

  Category: education
• Essay Structure & Word Budget Planner

  Allocate word counts and structure sections (Introduction, Body Paragraphs, Counterarguments, Conclusion) for essays.

  Category: education
• Pomodoro Focus Interval Timer

  Structured 25-minute focus intervals with 5-minute restorative breaks to sustain deep work attention.

  Category: productivity
• Global Time Zone Meeting Planner

  Compare working hours across US, European, Asian, and Australian time zones to schedule frictionless meetings.

  Category: productivity
• Eisenhower Priority Matrix Organizer

  Organize tasks into 4 urgent/important quadrants (Do First, Schedule, Delegate, Eliminate) to maximize impact.

  Category: productivity
• Habit Streak & Consistency Tracker

  Track habit completion rates, calculate consecutive streaks, and visualize progress towards 21/66-day habit milestones.

  Category: productivity
• Text to Speech Audio Voice Reader

  Convert written text into natural spoken audio directly in your browser using the Web Speech Synthesis API.

  Category: productivity
• Precision Stopwatch & Lap Timer

  Analyze stopwatch laps, compute average split times, identify fastest/slowest intervals, and export clean reports.

  Category: productivity
• JSON to TypeScript Interface Generator

  Convert raw JSON payloads or API responses into clean, strictly-typed TypeScript interfaces, nested object types, and optional array item definitions.

  Category: file-data
• CSV Column Extractor & Filter

  Extract, filter, or reorder specific columns from CSV datasets by header name or 1-based column index with full RFC 4180 quoted field support.

  Category: file-data
• XML to JSON Data Converter

  Convert XML documents, RSS feeds, and SOAP payloads into formatted JSON objects while preserving XML attributes (@attributes) and text nodes (#text).

  Category: file-data
• File Size & Data Rate Converter

  Convert between decimal SI (KB, MB, GB, TB) and binary IEC (KiB, MiB, GiB, TiB) storage units and estimate download transfer times across network speeds.

  Category: file-data
• CSV & Text List Deduplicator

  Remove duplicate rows or items from CSV datasets, email lists, and text files with A-Z, Z-A, or original order preservation and case-sensitivity controls.

  Category: file-data
• JSON Object Diff & Comparison

  Compare two JSON objects side-by-side with recursive deep key inspection to highlight added, modified, and deleted properties.

  Category: file-data
• CSS Box Shadow & Glow Generator

  Visually design CSS box-shadows, soft elevations, and neon glows with instant CSS and Tailwind class output.

  Category: design
• CSS Linear & Radial Gradient Generator

  Create smooth multi-stop CSS linear and radial gradients with angle controls and Tailwind CSS classes.

  Category: design
• WCAG Color Contrast & Accessibility Checker

  Test foreground and background text color contrast ratios against WCAG 2.1 AA and AAA standards.

  Category: design
• Aspect Ratio & Dimension Calculator

  Calculate proportional width and height dimensions for 16:9, 9:16, 4:3, 1:1, and 21:9 screen resolutions.

  Category: design
• Glassmorphism & Frosted Glass Generator

  Design frosted glass cards with CSS backdrop-filter blur, translucent borders, and light/dark theme styling.

  Category: design
• Random Decision Picker & Choice Wheel

  Enter options to make fair, random selections with unbiased Web Crypto Fisher-Yates shuffling.

  Category: other-utilities
• Dice Roller & Fair Coin Flipper

  Roll polyhedral tabletop RPG dice (D4, D6, D8, D10, D12, D20, D100) and flip fair coins with modifier math and expected value stats.

  Category: other-utilities
• Roman Numeral Converter

  Bidirectionally convert Arabic numbers (1 to 3,999,999) and Roman numerals with classical and Vinculum overline notation.

  Category: other-utilities
• Fuel Trip Cost & Road Trip Budget

  Calculate road trip fuel required, total gas cost, cost per passenger, metric/imperial conversions, and estimated CO2 emissions.

  Category: other-utilities
• Morse Code Audio Synthesizer & Player

  Translate text to ITU Morse code or decode Morse to text with live Web Audio API tone playback and downloadable WAV audio.

  Category: other-utilities
• Image Barcode & QR Code Decoder

  Decode barcodes (Code 128, EAN-13, UPC-A, Code 39) and QR codes directly from SVG, PNG, JPG, or WebP images 100% locally in your browser.

  Category: other-utilities
• AI Grammar & Spell Checker

  Proofread and polish text to eliminate grammatical errors, typos, punctuation mistakes, and awkward phrasing.

  Category: ai
• AI Email & Message Drafter

  Draft professional, polite, sales, inquiry, or follow-up emails from brief bullet points in seconds.

  Category: ai
• AI Tone & Style Rewriter

  Rewrite text into different voices: Professional, Casual, Persuasive, Academic, Friendly, or Executive.

  Category: ai
• AI Code Explainer & Docstring Generator

  Explain complex code snippets in plain English and generate clean function docstrings with time/space complexity.

  Category: ai
• Email & Mailto QR Code Generator

  Generate scan-to-email QR codes with pre-filled recipient email, subject line, and message body.

  Category: qr
• SMS & WhatsApp Direct QR Generator

  Generate scan-to-chat QR codes for WhatsApp and SMS with direct phone number and prefilled message.

  Category: qr
• Geo Map Coordinates QR Generator

  Generate scan-to-navigate QR codes with GPS Latitude and Longitude to open Google Maps or Apple Maps.

  Category: qr
• PDF Repair & Recovery Tool

  Repair corrupted PDF files online. Try to fix damaged, broken, or unreadable PDF documents and recover files that fail to open with EverySolve.

  Category: pdf
• PDF Metadata Inspector & Remover

  Remove PDF metadata online, including document properties, author details, and hidden file information. Clean PDF metadata before sharing documents with EverySolve.

  Category: pdf
• PDF Compare & Diff Tool

  Compare PDF files online to find differences between two documents. Review changes in text and content and check different PDF versions with EverySolve.

  Category: pdf
• Image Upscaler & Enhancer

  Increase image resolution up to 4x using high-quality canvas bicubic interpolation and edge sharpening.

  Category: image
• EXIF & GPS Location Metadata Sanitizer

  Inspect or strip camera settings, GPS map location, and hidden EXIF metadata from photos to protect privacy.

  Category: image
• Video to Audio Track Extractor

  Extract clean, high-fidelity audio tracks (MP3 or WAV) directly from MP4, WebM, MOV, AVI, and MKV video files.

  Category: video
• Audio to WAV Converter

  Convert MP3, AAC, OGG, and M4A audio files into standard uncompressed 16-bit WAV PCM audio directly in your browser.

  Category: video
• Schema.org JSON-LD Generator

  Generate structured Google Rich Snippets Schema.org JSON-LD for Articles, FAQs, Products, Local Businesses, Events, and Organizations.

  Category: seo
• CSV ↔ JSON Data Converter

  Bidirectionally convert CSV tables into JSON arrays or transform JSON objects back to CSV with custom comma, semicolon, or tab delimiters.

  Category: file-data
• CSV Data Cleaner & Sanitizer

  Sanitize CSV datasets by removing duplicate rows, trimming cell whitespace, stripping blank lines, and normalizing RFC 4180 quotes.

  Category: file-data
• File Checksum & Hash Verifier

  Calculate SHA-256, SHA-1, and MD5 file integrity hashes locally to verify authentic downloads.

  Category: security
• Universal Data Formatter & Beautifier

  Beautify, format, validate, or minify JSON payloads, SQL queries, XML documents, and YAML configurations in one unified tool.

  Category: file-data
• Quotation Generator

  Create professional price quotations and estimates online for free with custom business logo, line items, CGST/SGST/IGST tax breakdowns, validity dates, and instant PDF download/print.

  Category: business
• Payment & Sales Receipt Generator

  Generate official payment receipts, sales vouchers, and transaction proofs for customers.

  Category: business
• Meeting Agenda & Minutes Generator

  Generate structured meeting agendas, action item checklists, and decision logs.

  Category: productivity
• Interactive Checklist & SOP Generator

  Create step-by-step interactive task checklists, Standard Operating Procedures (SOPs), and deployment task lists.

  Category: productivity
• Character Counter

  Count characters with and without spaces, words, bytes, and check limits for SMS, SEO meta titles, and social media.

  Category: text
• Sentence Counter

  Count total sentences, average words per sentence, longest and shortest sentences, and text structure metrics.

  Category: text
• Text Reverser

  Reverse text characters, word order, line sequence, or flip individual letters within words instantly.

  Category: text
• Find & Replace Text

  Search and replace words, phrases, or regex patterns across text with case sensitivity and whole-word matching.

  Category: text
• Text Line Break Formatter

  Format line breaks, replace newlines with commas or spaces, wrap text at custom line lengths, or double-space lines.

  Category: text
• Date Difference Calculator

  Calculate total days, weeks, months, years, and business working days between any two dates.

  Category: calculators
• Time Duration Calculator

  Calculate elapsed time duration in hours, minutes, and seconds between start and end times.

  Category: calculators
• Random Number Generator

  Generate cryptographically unbiased random integers or decimal numbers across any range (including zero and negative numbers) with uniqueness and sorting.

  Category: other-utilities
• Income Tax Calculator (Old vs New Regime)

  Calculate annual income tax under Old Tax Regime vs New Tax Regime for FY 2024-25 / FY 2025-26 with instant tax savings comparison.

  Category: finance
• HRA Exemption Calculator

  Calculate tax-exempt House Rent Allowance (HRA) under Section 10(13A) for Metro and Non-Metro Indian cities.

  Category: finance
• Gratuity Calculator

  Calculate total gratuity payout and tax-exempt amount under the Payment of Gratuity Act 1972.

  Category: finance
• EPF (Provident Fund) Calculator

  Calculate accumulated EPF retirement corpus, employee contribution, employer contribution, and total compound interest.

  Category: finance
• FD (Fixed Deposit) Calculator

  Calculate FD maturity amount and total compound interest earned with compounding frequency options.

  Category: finance
• RD (Recurring Deposit) Calculator

  Calculate maturity amount and compound interest earned on monthly recurring deposits.

  Category: finance
• PPF (Public Provident Fund) Calculator

  Calculate 15-year tax-free PPF maturity fund and interest accumulated under Govt EEE tax exemption rules.

  Category: finance
• NPS Calculator

  Calculate retirement wealth, 60% tax-free lump sum withdrawal, and estimated monthly pension from NPS annuity.

  Category: finance
• SWP (Systematic Withdrawal Plan) Calculator

  Calculate monthly regular payouts, remaining mutual fund balance, and total money withdrawn.

  Category: finance
• TDS (Tax Deducted at Source) Calculator

  Calculate TDS amount and net payable amount under Indian Income Tax sections (194C, 194J, 194H, 194I, 194A).

  Category: finance
• Passport Photo Resizer (35x45mm / 2x2in)

  Crop and resize photos to official passport and visa dimension standards (35x45mm, 2x2 inches) at 300 DPI.

  Category: image
• Favicon Generator

  Convert any image or logo into website favicon files (32x32 favicon.ico / PNG).

  Category: image
• Image DPI & Resolution Checker

  Check image pixel dimensions and estimated DPI print resolution.

  Category: image
• UPI QR Code Generator

  Generate instant UPI QR codes for Indian payment apps (GPay, PhonePe, Paytm, BHIM) with VPA, Name, and Amount.

  Category: qr
• Rent Receipt Generator for HRA

  Generate official monthly and annual rent receipts with landlord PAN for Indian HRA Income Tax Exemption.

  Category: business
• Salary Slip / Payslip Generator

  Create professional employee salary slips with earnings, deductions, EPF, Professional Tax, and net take-home salary.

  Category: business
• GST Reverse Calculator

  Extract net base price and GST tax component from a total GST-inclusive amount.

  Category: finance
• CTC to In-Hand Salary Calculator

  Calculate net monthly take-home salary from annual CTC with detailed breakdown of Basic, HRA, EPF, PT, and Income Tax.

  Category: finance
• Loan Eligibility Calculator

  Calculate maximum home or personal loan amount you can borrow based on net monthly income, existing EMIs, and FOIR ratio.

  Category: finance
• ROI (Return on Investment) Calculator

  Calculate total return on investment percentage and annualized CAGR return on investments.

  Category: finance
• Timestamp / Unix Epoch Converter

  Convert Unix epoch timestamps to human-readable dates and UTC / local ISO time format.

  Category: developer
• JSON Schema Validator

  Validate JSON documents and schemas online with error reporting.

  Category: developer
• YAML Validator

  Validate YAML syntax and preview equivalent JSON output.

  Category: developer
• BMR (Basal Metabolic Rate) Calculator

  Calculate baseline calories burned at complete rest using the Mifflin-St Jeor formula.

  Category: calculators
• Daily Calorie (TDEE) Calculator

  Calculate Total Daily Energy Expenditure (TDEE) for weight maintenance, weight loss, and weight gain.

  Category: calculators
• Typing Speed Test (WPM)

  Measure keyboard typing speed in Words Per Minute (WPM) and accuracy percentage.

  Category: education
• Image to Text / OCR Extractor

  Extract text from photos and images.

  Category: image
• JPG to PNG Converter

  Convert JPG / JPEG photos to PNG image format with zero quality loss.

  Category: image
• PDF Text Editor

  Edit PDF text online and make changes to your PDF documents. Add text, modify existing content, and download your edited PDF with EverySolve.

  Category: pdf
• Compress PDF

  Compress PDF online free to reduce PDF file size. Make large PDF documents smaller for email, WhatsApp, and online forms with EverySolve.

  Category: pdf
• Merge PDF

  Merge PDF files online free. Combine multiple PDF documents into one file, arrange their order, and download your merged PDF easily with EverySolve.

  Category: pdf
• Split PDF

  Split PDF files online free. Separate PDF pages, extract selected pages, or divide large PDF documents into smaller files with EverySolve.

  Category: pdf
• PDF to Word

  Convert PDF to Word online free. Turn PDF documents into editable Word files in DOCX format for editing, updating, and sharing with EverySolve.

  Category: pdf
• PDF to JPG

  Convert PDF to JPG online free. Turn PDF pages into JPG or PNG images, preview your pages, and download the converted images with EverySolve.

  Category: pdf
• JPG to PDF

  Convert JPG to PDF online free. Combine multiple JPG, PNG, and WebP images into a PDF document, arrange photos, and download your PDF with EverySolve.

  Category: pdf
• Image Compressor

  Compress JPG, PNG, and WebP images up to 80% without visible quality loss.

  Category: image
• Image Resizer

  Resize photos to exact dimensions or percentage scale while keeping aspect ratio locked.

  Category: image
• Image Converter

  Convert photos seamlessly between JPG, PNG, WebP, and BMP formats.

  Category: image
• Background Remover

  Make solid-color backgrounds transparent to create clean PNG cutouts for logos, products, and graphics.

  Category: image
• EMI Calculator

  Calculate monthly home loan, car loan, or personal loan EMI, total interest, and payment breakdown.

  Category: finance
• SIP Calculator

  Calculate wealth accumulation and expected returns from Systematic Investment Plan (SIP) investments in Indian Rupees (₹) with optional annual step-up top-up.

  Category: finance
• Age Calculator

  Calculate your exact age in years, months, days, hours, and countdown to your next birthday.

  Category: calculators
• Currency Converter

  Real-time foreign exchange converter with live interbank exchange rates across 160+ world currencies.

  Category: converters
• Word Counter

  Count words, characters, sentences, paragraphs, reading time, and keyword frequencies in real-time.

  Category: text
• Case Converter

  Convert text case between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, and kebab-case.

  Category: text
• JSON Formatter & Validator

  Format, validate, prettify, and minify raw JSON string data with line error highlights.

  Category: developer
• AI Text Summarizer

  Summarize long articles, PDFs, essays, and reports into concise executive bullet points using AI.

  Category: ai
• AI Content & Essay Writer

  Generate emails, blog paragraphs, essay drafts, and creative writing prompts using AI.

  Category: ai
• Meta Tag Generator & SEO Tags Builder

  Generate comprehensive HTML <head> meta tags: title, description, canonical link, Open Graph, and Twitter Cards with SERP preview.

  Category: seo
• Invoice Generator

  Create professional GST invoices online for free with custom logo, itemized billings, CGST/SGST/IGST tax calculations, and instant PDF download/print.

  Category: business
• Rotate PDF Pages

  Rotate PDF pages online to fix sideways or upside-down documents. Change page orientation and save your corrected PDF quickly with EverySolve.

  Category: pdf
• Add Page Numbers to PDF

  Add page numbers to PDF online. Number your PDF pages, customize numbering placement and style, and download your organized document with EverySolve.

  Category: pdf
• Watermark PDF

  Add a text or image watermark to PDF files online. Mark documents as draft, confidential, or sample and download your watermarked PDF with EverySolve.

  Category: pdf
• Protect PDF

  Password protect PDF files online to help secure your documents. Add password encryption and protect sensitive PDF files before sharing with EverySolve.

  Category: pdf
• Unlock PDF

  Unlock PDF files online when you have permission and know the password. Remove supported restrictions and save an accessible PDF with EverySolve.

  Category: pdf
• Organize PDF Pages

  Organize PDF pages online by rearranging, moving, and changing page order. Arrange your PDF document exactly as needed and download the updated file with EverySolve.

  Category: pdf
• Crop Image

  Crop photos to standard aspect ratios including 1:1 square, 16:9 widescreen, and 4:3.

  Category: image
• Rotate Image

  Flip or rotate images clockwise and counter-clockwise.

  Category: image
• Watermark Image

  Add custom text watermarks to protect your photos.

  Category: image
• Image Filters & Effects

  Apply Grayscale, Sepia, Blur, and Invert visual filters.

  Category: image
• SVG to PNG Converter

  Convert vector SVG graphics into raster PNG images.

  Category: image
• HEIC to JPG Converter

  Convert Apple iPhone HEIC photos to universal JPG format.

  Category: image
• Remove Duplicate Lines

  Clean up text and list items by removing duplicate lines instantly.

  Category: text
• Text Diff Checker

  Compare two text blocks side-by-side to highlight differences.

  Category: text
• Markdown to HTML Converter

  Convert Markdown syntax into styled HTML code.

  Category: text
• HTML to Markdown Converter

  Convert HTML elements into clean Markdown formatting.

  Category: text
• Sort Text Lines

  Sort text lines alphabetically, numerically, or in custom order with ease.

  Category: text
• Word Frequency Analyzer

  Analyze most frequent words and occurrence density in your text.

  Category: text
• Universal Unit Converter

  Universal measurement converter across 14 scientific and everyday physical categories.

  Category: converters
• Base64 Encoder & Decoder

  Encode text to Base64 or decode Base64 strings back to text.

  Category: developer
• URL Encoder & Decoder

  Percent-encode query parameters or decode percent-encoded URLs with UTF-8 support and RFC 3986 compliance.

  Category: url-internet
• CSV to JSON Converter

  Convert tabular CSV spreadsheets with header rows into structured, pretty-printed JSON object arrays with full RFC 4180 quoted field support.

  Category: file-data
• JSON to CSV Converter

  Flatten JSON arrays and nested objects into RFC 4180 compliant CSV spreadsheet rows using dot-notation column headers.

  Category: file-data
• Binary to Text / Text to Binary

  Convert text to 8-bit binary code or binary back to plain text.

  Category: developer
• Timezone Converter

  Convert dates and times across major global timezones.

  Category: productivity
• Compound Interest Calculator

  Calculate future investment wealth with compound frequency.

  Category: finance
• BMI Calculator

  Calculate Body Mass Index (BMI) and WHO weight classification category.

  Category: calculators
• Discount & Sale Price Calculator

  Calculate percentage discounts, savings amount, and final price.

  Category: finance
• Tip & Split Bill Calculator

  Calculate restaurant tips and split total bill per person.

  Category: calculators
• Loan Payoff Calculator

  Determine total loan payoff amount and total interest paid.

  Category: finance
• Salary to Hourly Pay Calculator

  Convert annual salary to hourly, weekly, and monthly rates.

  Category: finance
• Simple Interest Calculator

  Calculate non-compounded simple interest earnings.

  Category: finance
• Batch UUID / GUID Generator

  Generate multiple v4 UUIDs / GUIDs in a single click.

  Category: developer
• Hash Generator (MD5, SHA-256, SHA-512)

  Compute cryptographic cryptographic hashes for text inputs.

  Category: developer
• JWT Decoder & Inspector

  Decode and view JSON Web Token headers, payload, and claims.

  Category: developer
• RegEx Tester & Debugger

  Test regular expressions against target text strings instantly.

  Category: developer
• Color Code Converter (HEX, RGB, HSL)

  Convert colors between HEX, RGB, HSL, and preview swatch.

  Category: developer
• HTML Entity Encoder & Decoder

  Escape HTML special characters to prevent XSS or decode entities.

  Category: developer
• SQL Formatter & Beautifier

  Format messy or minified SQL queries into clean structured code.

  Category: developer
• Cron Expression Parser

  Parse cron schedules into human-readable plain language descriptions.

  Category: developer
• Password Strength Checker

  Test password entropy, length, and security strength rating.

  Category: security
• Robots.txt Generator & AI Scraper Blocker

  Generate RFC 9309 compliant robots.txt directives, customize crawl delays, and block automated AI scrapers (GPTBot, ClaudeBot, CCBot).

  Category: seo
• XML Sitemap Generator Online

  Convert website URL lists into valid Sitemaps.org 0.9 protocol XML sitemaps with custom change frequencies and priorities.

  Category: seo
• SEO Friendly URL Slug Generator

  Convert article titles, product names, and headlines into clean, readable, search-engine-optimized URL slugs.

  Category: seo
• Online Countdown Timer

  Convert seconds into clear countdown duration targets (MM:SS) for tasks, presentations, and events.

  Category: productivity
• Random Name / Item Picker

  Pick unbiased raffle winners, student names, or giveaway items using Web Crypto Fisher-Yates array shuffling.

  Category: other-utilities
• Word Cloud Density Analyzer

  Analyze text to identify and rank the top 20 most frequent words and keyword occurrence counts.

  Category: text
• AI Text Translator

  Translate text accurately into multiple world languages using AI.

  Category: ai
• JSON Minifier

  Minify and compress JSON payloads by stripping whitespace and formatting without altering semantic data.

  Category: developer
• XML Formatter & Beautifier

  Format and indent messy XML documents with customizable spacing and syntax validation.

  Category: developer
• XML Validator

  Validate XML syntax and document structure with line and error location reporting.

  Category: developer
• Open Graph Meta Tag Generator

  Generate Facebook, LinkedIn, Pinterest, and WhatsApp Open Graph (OG) meta tags with instant social card preview.

  Category: seo
• Twitter Card Meta Tag Generator

  Create Twitter / X card meta tags online supporting summary, summary_large_image, app, and player formats with live preview.

  Category: seo
• UTM Campaign URL Builder

  Build Google Analytics 4 (GA4) compliant UTM tracking URLs with custom source, medium, campaign, term, and content parameters.

  Category: seo
• Google SERP Snippet Simulator

  Simulate real-time Google search desktop and mobile results with precise character counting and container pixel-width meters.

  Category: seo
• Profit Margin Calculator

  Calculate gross profit margin %, gross profit amount, and equivalent markup % from revenue and cost.

  Category: finance
• Markup Calculator

  Determine target selling price, markup dollar amount, and resulting profit margin % from item cost.

  Category: finance
• Break-even Calculator

  Calculate required break-even unit volume and total revenue to cover fixed and variable costs.

  Category: finance
• GST Calculator

  India GST Calculator for inclusive/exclusive prices with CGST, SGST, and IGST tax splits.

  Category: finance
• Text Cleaner & Whitespace Remover

  Clean up messy text by stripping extra spaces, trimming margins, removing empty lines, and normalizing line breaks.

  Category: text
• CSS Minifier

  Minify CSS stylesheets by stripping unnecessary whitespace, comments, and line breaks to optimize web performance.

  Category: developer
• JavaScript Minifier

  Minify JavaScript code safely by stripping comments, line breaks, and extra spaces while preserving code semantics.

  Category: developer
• HTML Minifier

  Compress HTML document markup by removing comments, blank lines, and spacing while preserving script and style tags.

  Category: developer
• YAML to JSON Converter

  Convert YAML markup into structured, formatted JSON syntax instantly with detailed error diagnostics.

  Category: developer
• JSON to YAML Converter

  Convert JSON data structures into clean, human-readable YAML configurations with proper indentation.

  Category: developer
• Reading Time Calculator

  Calculate estimated reading time and speaking duration for articles, blog posts, and speeches at custom WPM speeds.

  Category: text
• Password Entropy Calculator

  Measure password cryptographic entropy score (bits), character pool size, and strength rating locally in your browser.

  Category: security
• Secret Token Generator

  Generate cryptographically secure API keys, secret tokens, and random hex/base64url strings using Web Crypto PRNG.

  Category: security
• HMAC Generator

  Generate HMAC signatures (HMAC-SHA-256, SHA-384, SHA-512) locally in browser using Web Crypto API.

  Category: security
• cURL to Fetch Converter

  Convert cURL command-line calls into clean, equivalent JavaScript fetch() code snippets instantly.

  Category: developer
• Morse Code Converter

  Convert plain text to International Morse Code and translate Morse code symbols back into English letters.

  Category: text
• Phonetic Alphabet Converter

  Convert text into NATO Phonetic Alphabet words (Alfa, Bravo, Charlie) for clear voice communication.

  Category: text
• CAGR Calculator

  Calculate the Compound Annual Growth Rate (CAGR) of your investments over any time horizon.

  Category: finance
• Inflation Calculator

  Calculate future purchasing power loss and estimate how much money you will need over time.

  Category: finance
• WiFi QR Code Generator

  Generate a scanable WiFi QR code to connect guests to your wireless network instantly without typing passwords.

  Category: qr
• WEBP to PNG/JPG Converter

  Convert WEBP images to universal JPG or PNG format directly in your browser.

  Category: image
• PX to REM Converter

  Convert CSS pixels (PX) to REM units and vice versa with custom root font size setting.

  Category: developer
• Base64 to Image Decoder

  Decode Base64 encoded strings back into viewable and downloadable image files.

  Category: developer
• JSON Schema Generator

  Generate valid JSON Schema definitions automatically from sample JSON structures.

  Category: developer
• File SHA-256 Checksum Verifier

  Verify file integrity and detect modifications by calculating SHA-256 checksum hashes locally.

  Category: security
• Flesch-Kincaid Readability Analyzer

  Analyze reading ease and grade level readability scores for articles, essays, and copy.

  Category: text
• PDF Page Extractor

  Extract selected pages from PDF files online. Choose specific pages or page ranges, create a new PDF, and download your extracted document with EverySolve.

  Category: pdf
• vCard Contact QR Generator

  Create a vCard QR code to let people scan and save your contact information directly into phone contacts.

  Category: qr
• Title Case Converter

  Convert text into Title Case according to APA, MLA, Chicago, and AP editorial style guides.

  Category: text
• Percentage Calculator

  Calculate what X% of Y is, what percent X is of Y, and percentage increase or decrease with step-by-step formulas and decimal multipliers.

  Category: math
• Scientific Calculator

  Evaluate complex mathematical expressions with Degrees (DEG) and Radians (RAD) trigonometry, logarithms, roots, exponents, and factorials.

  Category: math
• Fraction Calculator

  Add, subtract, multiply, and divide fractions with Euclidean GCD simplification to lowest terms, mixed numbers, decimals, and percentages.

  Category: math
• Average Calculator

  Calculate arithmetic mean, median, mode, range, geometric mean, harmonic mean, and sample or population standard deviation for any dataset.

  Category: math
• Ratio Calculator

  Simplify integer or decimal ratios (A:B) to lowest terms, solve unknown X in proportions (A:B = C:X), and calculate unit ratios and percentage shares.

  Category: math
• LCM & GCD Calculator

  Find the Least Common Multiple (LCM) and Greatest Common Divisor (GCD / HCF) of two or more positive integers with exponential prime factorizations.

  Category: math
• Prime Number Checker

  Test if an integer up to 10¹² is prime, composite, or a multiplicative unit, list all positive divisors, find prime factorizations, and locate adjacent primes.

  Category: math
• Quadratic Equation Solver

  Solve quadratic equations ax² + bx + c = 0 for real or complex conjugate roots, discriminant (Δ = b² - 4ac), Vieta sum/product, and parabola vertex (h, k).

  Category: math
• Simplify Algebra Calculator

  Simplify algebraic expressions and polynomials, expand single-level distributive parentheses, combine like terms, and evaluate at given (x, y) values.

  Category: math
• Exponent & Power Calculator

  Calculate any base raised to positive, negative, zero, or fractional exponents (b^e) with scientific notation, reciprocals (b⁻ᵉ), and natural logarithms.

  Category: math
• Square Root Calculator

  Find principal square roots (√x), cube roots (∛x), and Nth roots (ⁿ√x) with exact simplified radical form (aⁿ√b) and perfect root verification.

  Category: math
• Password Generator

  Generate cryptographically secure random passwords in your browser with customizable length, character sets, ambiguous-character filtering, and Shannon entropy analysis.

  Category: generators
• Strong Password Generator

  Create ultra-high entropy 24+ character cryptographic passwords or multi-word passphrases engineered to resist GPU and ASIC brute-force attacks.

  Category: generators
• UUID Generator

  Generate RFC 4122 / RFC 9562 compliant Version 4 UUIDs (Universally Unique Identifiers) and GUIDs in bulk up to 500 at once with uppercase, compact hex, and brace formatting.

  Category: generators
• Lorem Ipsum Generator

  Generate classical Latin Lorem Ipsum placeholder paragraphs, sentences, or words for wireframes, typography specimens, print layouts, and frontend mockups.

  Category: generators
• QR Code Generator

  Generate free customizable QR codes for Websites, WiFi, UPI Payments, Contacts (vCard), WhatsApp, Emails, Location, Events, and Social Media.

  Category: generators
• Username Generator

  Generate unique, deduplicated usernames and social handles from any seed keyword across Gaming, Cool/Tech, Professional Brand, Minimal, and Cute/Aesthetic styles.

  Category: generators
• Fake Data Generator

  Generate synthetic mock datasets (User Profiles, Companies, Postal Addresses, and Luhn-valid QA Test Cards) in JSON, CSV, or SQL INSERT format using safe RFC 2606 reserved domains.

  Category: generators
• Color Palette Generator

  Generate beautiful color palettes, complementary harmonies, triadic schemes, and hex color codes.

  Category: generators
• Text Generator

  Generate readable English sample paragraphs, SaaS business copy, UI microcopy states, or Latin filler text by paragraph, sentence, or word count.

  Category: generators
• Barcode Generator

  Generate 100% client-side scannable vector SVG barcodes in Code 128, EAN-13, UPC-A, and Code 39 formats with automatic GS1 Modulo-10 and Modulo-103 check-digit calculation.

  Category: generators
• Secure Token Generator

  Generate cryptographically secure API keys, Bearer tokens, webhook secrets, and session identifiers in Hex, Base64, URL-safe Base64URL, or Base62 formats.

  Category: generators
• PDF to Excel

  Convert PDF tables, bank statements, and invoices into editable Excel spreadsheets online. Extract data and export to XLSX or CSV with EverySolve.

  Category: pdf