Utility Tools
Timestamps, time zones, unit and colour conversion, QR codes, passwords and UUIDs - all without uploading anything.
13 tools available
Most used in Utility Tools
Unix Timestamp Converter
Convert dates to Unix timestamps in seconds or milliseconds, and back again.
Unit Converter
Convert length, weight, temperature, area, volume, speed and data units.
QR Code Generator
Create sharp QR codes for links, text, Wi-Fi and contact details, then download as PNG o...
Password Generator
Generate strong random passwords in your browser - nothing is ever sent to a server.
All utility tools
Date Converter
Convert a date into every common format: ISO 8601, RFC 2822, US, European and more.
Unix Timestamp Converter
Convert dates to Unix timestamps in seconds or milliseconds, and back again.
Timestamp to Date
Paste a Unix timestamp and read it as a human date in any time zone.
Time Zone Converter
See what a given time is around the world and plan meetings across time zones.
Age Calculator
Work out an exact age in years, months, days - plus the countdown to the next birthday.
Percentage Calculator
Calculate percentages, percentage change, discounts and tips in one place.
Unit Converter
Convert length, weight, temperature, area, volume, speed and data units.
Currency Converter
Convert between world currencies using daily exchange rates.
QR Code Generator
Create sharp QR codes for links, text, Wi-Fi and contact details, then download as PNG o...
Password Generator
Generate strong random passwords in your browser - nothing is ever sent to a server.
UUID Generator
Generate version 4 UUIDs and ULIDs in bulk for databases and APIs.
Color Converter
Convert colours between HEX, RGB, HSL, HSV and CMYK, with a live preview.
Image Color Picker
Pick any colour from an image and copy its HEX or RGB value - processed locally in your...
Utility Tools — questions & answers
Yes. Every tool in this category is free to use with generous daily limits, and none of them add a watermark to your output.
No. Everything runs on our servers or directly in your browser, so any modern phone, tablet or computer will do.
Uploads and results are deleted automatically a few hours after processing, and you can delete them yourself immediately from the result screen.