Utility Tools & Calculators
Free online tools for everyday calculations and conversions. Select a tool below to get started.
BMI Calculator
Calculate your Body Mass Index.
Age Calculator
Calculate age based on birth date.
Unit Converter
Convert between different units of measurement.
Password Generator
Generate strong, secure passwords with customizable options.
Random Number Generator
Generate random numbers within a range.
QR Code Generator
Create QR codes for URLs, text, and more.
Currency Converter
Convert between world currencies.
Color Converter
Convert between color formats (HEX, RGB, HSL).
Timezone Converter
Convert between different time zones.
Text Counter
Count words, characters, and more in your text.
JSON Formatter & Validator
Format, minify, and validate JSON with error highlighting.
UUID Generator
Generate Version 4 UUIDs and copy them quickly.
Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 strings.
Regex Tester
Test regular expressions with flags and see matches.
Lorem Ipsum Generator
Generate placeholder text by words, sentences, or paragraphs.
Markdown to HTML
Convert Markdown to clean HTML using Marked.
Image Resizer
Resize images in your browser and download the result.
Percentage Calculator
Compute percentage problems (of, increase, decrease).
Date Difference Calculator
Find the difference between two dates in years, months, days.
IP Lookup
Get IP geolocation and network details.
URL Encoder/Decoder
Encode or decode URLs safely using UTF-8.
HTML Encoder/Decoder
Escape or unescape HTML entities for safe rendering.
Unix Epoch Converter
Convert between dates and Unix timestamps.
Text Case Converter
Convert text to upper, lower, title, or sentence case.
Slug Generator
Create URL-friendly slugs from any text.
Number Base Converter
Convert numbers between bases 2, 8, 10, 16, 36.
Byte Size Converter
Convert between B, KB, MB, GB, and TB (1024 base).
CSV → JSON Converter
Convert CSV data to JSON with headers.
Text Diff Checker
Compare two texts and highlight differences.
Hash Generator (SHA)
Generate SHA-1/256/512 hashes in your browser.
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