tools Calculators
Browse our collection of free, embeddable calculators in the tools category.
Pomodoro Timer
Use the 25/5 minute work/break cycle to boost productivity.
Word Counter
Count words, characters, and reading time for any text block.
Time Duration
Calculate the exact hours and minutes between two times.
Random Number
Generate secure random numbers between a custom range.
Password Generator
Quickly create secure, random passwords.
Case Converter
Easily convert text between upper, lower, and title cases.
Color Converter
Convert color codes between HEX, RGB, and HSL formats.
Lorem Ipsum Generator
Generate dummy text for your wireframes and mockups.
JSON Formatter
Beautify, validate, and format your JSON data instantly.
Base64 Encode/Decode
Convert text or files to and from Base64 format.
Hash Generator
Generate MD5, SHA-1, or SHA-256 hashes from any text.
UUID Generator
Generate bulk version 4 UUIDs for your database needs.
QR Code Generator
Create dynamic QR codes for URLs, text, and contact info.
Online Stopwatch
A precise digital stopwatch with lap and split times.
Text Diff Checker
Compare two blocks of text and highlight the differences.
Regex Tester
Test and validate your Regular Expressions securely in the browser.
Download Time
Estimate how long a large file will take to download.
WPM Calculator
Calculate your true Typing Words Per Minute.