44+ Free Online Tools
Powerful tools for developers, students, and professionals — including a world clock with 590+ time zones. Everything runs in your browser. No signup, 100% private.
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Writing & Text Tools
6 tools
📝
Word Counter
Count words, characters, sentences & paragraphs in real time. Perfect for essays and blog posts.
Instant Results
🔢
Character Counter
Count characters with & without spaces. Ideal for Twitter, meta descriptions & SMS limits.
Social Media Ready
🔠
Case Converter
Transform text to UPPERCASE, lowercase, Title Case, camelCase & more with one click.
6+ Case Types
🔍
Text Diff Checker
Compare two texts side by side with color-coded differences. Great for code reviews & editing.
Side-by-Side View
🗑️
Remove Duplicate Lines
Paste your text and remove all duplicate lines instantly. Keep only unique entries effortlessly.
One Click Clean
🔀
Text Line Sorter
Sort lines alphabetically A-Z, Z-A, by length, numerically, or shuffle randomly.
5 Sort Modes
Password & Security Tools
2 toolsCode & Barcode Generators
3 tools
📱
QR Code Generator
Create custom QR codes for URLs, text, Wi-Fi & more. Download high-quality PNG images instantly.
No Watermarks
📊
Barcode Generator
Generate professional CODE128, EAN-13 & UPC barcodes. Download as SVG or PNG for print.
Multiple Formats
🆔
UUID Generator
Generate unique UUID v4 identifiers in bulk. Copy or download your list. Perfect for databases.
Bulk Generation
Developer & Coding Tools
6 tools
{ }
JSON Formatter & Validator
Beautify, validate & minify JSON with syntax highlighting. Fix messy JSON in one click.
Syntax Highlighting
🔄
Base64 Encoder / Decoder
Encode text or files to Base64, or decode Base64 strings back to readable text. Fast and private.
File Support
🔓
JWT Token Decoder
Paste any JWT and instantly view decoded header, payload, claims & expiration details.
Developer Essential
🔗
URL Encoder / Decoder
Encode special characters in URLs or decode percent-encoded strings. Essential for web & API work.
Web Dev Must-Have
⚡
Regex Tester
Write and test regular expressions with real-time match highlighting. Supports all major flags.
Live Matches
#️⃣
Hash Generator
Generate MD5, SHA-1, SHA-256 & SHA-512 hashes from any text. Verify checksums and data integrity.
4 Algorithms
Finance & Money Calculators
5 tools
🏦
Loan EMI Calculator
Calculate your monthly EMI, total interest & view a detailed amortization schedule. Plan smarter.
Full Breakdown
📈
Compound Interest Calculator
See how your money grows over time with detailed yearly breakdowns. Visualize your wealth growth.
Year-by-Year View
💱
Currency Converter
Convert between 160+ world currencies using real-time exchange rates. Always accurate and up to date.
Live Rates
%
Percentage Calculator
Calculate percentages, percentage change, increase, decrease & more. Multiple modes in one tool.
Multi-Mode
💵
Salary Calculator
Convert any salary between hourly, daily, weekly, monthly & yearly pay. Know your true earnings.
All Pay Periods
Health & Fitness Calculators
3 tools
⚖️
BMI Calculator
Enter height & weight to calculate your Body Mass Index. See your weight category with health tips.
Metric & Imperial
🔥
Calorie Calculator
Find exactly how many calories you need daily based on your body stats & activity level (TDEE/BMR).
Personalized Results
💧
Water Intake Calculator
Discover your ideal daily water intake based on weight & activity. Stay hydrated, stay healthy.
Custom Goal
Image Editing Tools
2 toolsStudent & Academic Tools
3 tools
📚
GPA Calculator
Add courses, grades & credit hours to calculate your GPA instantly. Supports letter grades & percentages.
Multi-Course Support
🧮
Scientific Calculator
Full-featured calculator with trig, log, powers, square roots & factorial functions. Works on any device.
All Functions
📊
Percentage Calculator
Solve any percentage problem — find % of a number, percentage change, tips & discounts. Quick answers.
Student Favorite
Time & Date Tools
11 tools
🌐
World Clock & Time Zones
Live clocks for 590+ cities worldwide. Search any timezone, see sunrise & sunset, compare with your local time.
590+ Time Zones
⏱
Online Stopwatch
Precise stopwatch with lap times and millisecond accuracy. Perfect for workouts, cooking & productivity.
Lap Times
⏳
Countdown Timer
Set a custom countdown with alarm sound. Quick presets for 1, 5, 10, 25, 30 minutes and 1 hour.
Audio Alarm
🌐
Time Zone Converter
Convert time between any two time zones worldwide. Schedule meetings across cities effortlessly.
60+ Time Zones
🕑
Unix Timestamp Converter
Convert Unix/Epoch timestamps to dates and back. See the current Unix time updating live.
Developer Tool
📅
Date Difference Calculator
Find the exact number of days, weeks, months & years between any two dates. Great for planning.
Project Planning
🎂
Age Calculator
Calculate your exact age in years, months, days & hours from your date of birth. Birthday countdown included.
Precise Results
📆
Week Number Calculator
Find the ISO week number, day of year, and remaining days for any date. Full year week calendar.
ISO Standard
🗓
Calendar Generator
Generate a clean, printable monthly calendar for any month and year. Year overview with mini calendars.
Print Ready
🚀
Leap Year Checker
Check if any year is a leap year. See the rules, previous & next leap years, and upcoming list.
Instant Check
📅
Day of the Week Finder
Enter any date from the past or future and find what day of the week it falls on. Historical dates too.
Past & Future
Everyday Utility Tools
3 tools
📏
Unit Converter
Convert length, weight, temperature, volume, area & speed. Supports metric, imperial & custom units.
All Unit Types
🎲
Random Number Generator
Generate random numbers in any range. Create single numbers or bulk lists for games, raffles & testing.
Custom Ranges
🌐
IP Address Lookup
Find your public IP address, city, country, ISP & timezone instantly. Fast, private, no data stored.
Instant Lookup
SEO & Marketing Tools
3 tools
🔎
Keyword Density Checker
Analyze keyword frequency and density in your content. Optimize blog posts & web pages for better SEO.
SEO Optimization
🏷️
Meta Tag Generator
Generate SEO meta tags, Open Graph (Facebook) & Twitter Card tags. Copy ready-to-use HTML code.
Copy & Paste Ready
📎
UTM Link Builder
Build campaign tracking URLs for Google Analytics with source, medium & campaign parameters. Track ROI.
Google Analytics