Six handy utilities, no sign-up and no data collection. Everything runs locally in your browser — nothing you type is ever sent to our servers.
All tools
Free tool
Password Generator
Create strong, random passwords with custom length and character sets.
Open tool →Free tool
Password Strength Checker
Test how strong a password is and estimate its crack time, privately.
Open tool →Free tool
Data Storage Converter
Convert KB, MB, GB and TB — and see why a 1 TB drive shows 931 GB.
Open tool →Free tool
Download Time Calculator
Estimate download time from file size and connection speed.
Open tool →Free tool
Screen Resolution & DPI
Work out pixel density, aspect ratio and megapixels for any screen.
Open tool →