Most Popular Online Tools
Top-rated tools used daily by millions of users for calculations, media editing, developer formatting, and security.
Age Calculator
Find your exact age in years, months, days, hours and minutes.
Percentage Calculator
Solve every common percentage question in one place.
Discount Calculator
Find the sale price, the amount saved and the real discount.
GST Calculator
Add or remove GST at any rate, with the CGST/SGST/IGST split.
EMI Calculator
Monthly instalment, total interest and full amortisation schedule.
Compound Interest Calculator
See how savings grow with compounding and regular contributions.
SIP Calculator
Project the value of a monthly systematic investment plan.
BMI Calculator
Body mass index in metric or imperial, with the healthy range.
Date Difference Calculator
Days, weeks, months and years between any two dates.
Unit Converter
Convert length, weight, temperature, volume, speed and more.
Temperature Converter
Convert Celsius, Fahrenheit, Kelvin, Rankine and Réaumur.
CM to Inches Converter
Convert centimetres to inches, with a fraction option.
KG to Pounds Converter
Convert kilograms to pounds and stones.
Celsius to Fahrenheit Converter
Convert °C to °F with the formula shown.
JSON Formatter
Format, validate and explore JSON with precise error reporting.
Base64 Encoder
Encode text to Base64, with UTF-8 and URL-safe support.
Base64 Decoder
Decode Base64 back to readable text, standard or URL-safe.
URL Encoder
Percent-encode text for safe use in URLs and query strings.
JWT Decoder
Decode a JSON Web Token and inspect its header and claims.
Regex Tester
Test regular expressions live with highlighted matches and groups.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes.
Image Compressor
Shrink JPG, PNG and WebP files without leaving your browser.
Image Resizer
Change image dimensions by pixels or percentage, in your browser.
Image Converter
Convert between JPG, PNG and WebP in any direction.