Free Online Tools

Word Counter

Count words, characters, sentences, paragraphs and estimate reading time.

Character Counter

Count characters, words, sentences and check social media limits.

Text Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase and more.

Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences or words.

JSON Formatter

Format, validate and minify JSON with syntax highlighting.

Regex Tester

Test and debug regular expressions with real-time matching and replace.

Diff Checker

Compare two texts side by side and highlight differences instantly.

Markdown Preview

Write Markdown and see live rendered HTML preview side by side.

Duplicate Line Remover

Remove duplicate lines from text and show statistics.

JSON to CSV Converter

Convert JSON arrays to CSV instantly. Custom delimiters, headers, and download.

Number Base Converter

Convert between binary, decimal, hexadecimal and octal in one tool.

Readability Checker

Check Flesch-Kincaid grade level, reading ease score and readability stats.

Text to Binary

Convert text to binary code and binary back to text. ASCII encoding.

Text Repeater

Repeat any text N times with custom separators, prefix, suffix and case.

Slug Generator

Convert any title to a clean SEO-friendly URL slug. Batch mode included.

Cron Expression Generator

Build and validate cron expressions visually. Human-readable preview and next run times.

Password Generator

Generate strong, random passwords with custom length and character sets.

2FA Code Generator

Generate TOTP codes for two-factor authentication testing.

Hash Generator

Generate MD5, SHA-1, SHA-256 and SHA-512 hashes from text.

Base64 Encoder / Decoder

Encode and decode Base64 strings and files instantly.

Image to Base64

Convert images to Base64 strings and Base64 back to images.

URL Encoder / Decoder

Encode or decode URLs and query string parameters.

JWT Decoder

Decode and inspect JWT tokens. View header, payload and signature.

UUID Generator

Generate random UUID v4 identifiers. Bulk generate, copy and export.

Percentage Calculator

Calculate percentages, percentage change, difference and more.

Discount Calculator

Calculate sale prices, savings and stacked discounts with tax.

EMI Calculator

Calculate monthly loan EMI, total interest and amortization schedule.

Age Calculator

Calculate exact age in years, months, days, hours and minutes.

BMI Calculator

Calculate Body Mass Index with health category and weight ranges.

Tip Calculator

Calculate tips and split bills with custom percentages.

GPA Calculator

Calculate GPA from letter grades and credit hours.

Salary Calculator

Convert between annual, monthly, weekly and hourly pay rates.

Compound Interest Calculator

Calculate compound interest on savings and investments with visual charts.

Date Difference Calculator

Calculate days, weeks, months and years between two dates.

Mortgage Calculator

Calculate monthly mortgage payment with taxes, insurance, PMI and amortization schedule.

Debt Payoff Calculator

Pay off debt faster with snowball or avalanche method. Multiple debts, payoff date.

ROI Calculator

Calculate return on investment, net profit and annualized ROI. Simple and advanced modes.

Electricity Bill Calculator

Estimate monthly electricity costs by appliance or total kWh. CO₂ footprint included.

Unit Converter

Convert length, weight, temperature, volume, speed, area, time and data.

Color Picker

Pick colors and convert between HEX, RGB, HSL and HSV formats.

Color Palette Generator

Generate harmonious color palettes from any base color.

QR Code Generator

Generate QR codes for URLs, text, Wi-Fi, email and more.

Bulk QR Code Generator

Generate hundreds of QR codes at once from a list or CSV. Download all as a ZIP.

QR Code Decoder

Upload or paste a QR code image to instantly read its contents — URL, Wi-Fi, vCard & more.

Image Compressor

Compress and resize images in your browser. No upload to server.

Image Resizer

Resize images by dimensions, percentage or longest side. Batch mode & ZIP download.

CSS Gradient Generator

Create beautiful CSS gradients visually with live preview.

CSS Box Shadow Generator

Create CSS box shadows visually with multiple layers and presets.

px to rem Converter

Convert px to rem, em, vw, vh and pt. Two-way conversion with batch mode and CSS snippet output.

Favicon Generator

Generate all favicon sizes from a single image. Download as ZIP.

Timezone Converter

Convert times between timezones with world clock display.

Random Number Generator

Generate random numbers with custom ranges, quantities and options.

Image Converter

Convert images between JPG, PNG and WebP formats in your browser.

Color Contrast Checker

Check WCAG AA/AAA color contrast ratios for accessibility compliance.

Aspect Ratio Calculator

Calculate and scale aspect ratios for images, videos and screens. 16:9, 4:3 and more.

px to rem Converter

Convert px to rem and rem to px. Batch converter and common sizes reference table.

Meta Tag Generator

Generate SEO meta tags, Open Graph and Twitter Card tags with live preview.

Privacy Policy Generator

Generate a free GDPR & CCPA compliant privacy policy for your site.

YouTube Thumbnail Downloader

Download YouTube video thumbnails in all available sizes.

Robots.txt Generator

Build a valid robots.txt file visually. Set crawl rules, paths, and your sitemap URL.

Open Graph Preview

Preview how your links look on Facebook, Twitter/X, LinkedIn & WhatsApp. Generate OG tags.

UTM Link Builder

Build UTM-tagged campaign URLs for Google Analytics. All 5 UTM parameters, copy & history.

Keyword Density Checker

Analyse keyword frequency and density in your content. 1–3 word phrase analysis, stop word filter.

XML Sitemap Generator

Generate a valid sitemap.xml with priority & changefreq. Up to 50 URLs, download instantly.

Truth or Dare Generator

Random truth questions & dares for kids, teens & friends. Clean, free, no sign-up.

Never Have I Ever Generator

Random "Never Have I Ever…" statements for parties, couples, work & travel. 300+ clean prompts.

Would You Rather Generator

Random dilemmas across Funny, Hard, Romantic, Philosophical & Hypothetical. Vote & see group results.

Random Name Picker

Spin an animated wheel to pick a random winner. Perfect for giveaways, classrooms & party games.

Icebreaker Question Generator

Random conversation starters for meetings, dates, classrooms & virtual calls. 300+ clean questions.

Dare Generator

Random dare challenges across Mild, Medium & Wild levels. 200+ clean dares for parties & games.

This or That Game

Vote on fun This or That dilemmas across Classic, Food, Pop Culture & more. Track group scores live.

Spin the Bottle

Virtual animated bottle spinner for parties & game nights. Add up to 20 players — spin to pick who goes next.

Water Intake Calculator

Calculate how much water you should drink daily based on weight, activity, and climate.

Calorie Deficit Calculator

Calculate your TDEE and daily calorie target for weight loss, maintenance, or muscle gain.

Sleep Cycle Calculator

Find the best bedtime or wake-up time to complete full 90-minute sleep cycles.

Macro Calculator

Calculate your daily protein, carb, and fat targets based on your goal and body stats.

Period Tracker

Log your cycle to predict your next period and fertile window. All data stays in your browser.

Pregnancy Due Date Calculator

Calculate your due date from LMP or conception date. Trimester tracker and milestones.

Body Fat Calculator

Calculate body fat percentage using the US Navy method or BMI method.

To-Do List

Add tasks, set priorities, check them off. Auto-saved to your browser, no sign-up needed.

Habit Tracker

Track daily habits, build streaks, and see your completion rate over time.

Decision Picker

Can't decide? Add your options and let the randomizer choose for you.

Invoice Generator

Create professional invoices with PDF export and local storage. Free, no sign-up.

Resume Builder

Build professional resumes with ATS-friendly templates and PDF export.

Pomodoro Timer

Focus timer with work and break intervals and session tracking.

Typing Speed Test

Test your WPM and accuracy. Choose 1, 2 or 5 minute modes. Instant results, no sign-up.

Countdown Timer

Count down to any event. Shareable link, days/hours/minutes/seconds display.

Reading Speed Test

Measure your reading WPM with comprehension check. Track your personal best.