Free and open-source apps

Useful tools that anyone can use for free. The code is open, so anyone can inspect it.

Features

Check how healthy your iPhone or Android battery is and get tips, such as charging limit advice, to make it last longer.

Mobile apps that help spot fake bank messages, suspicious payment requests and scam calls before money moves.

Check storage, memory, startup programs and disk health on Windows computers.

Check battery cycles, storage and slow apps on your Mac.

The source code is published, so anyone can read it, trust it and improve it.

Android, iOS, Windows and macOS.

It will soon be available on Google Play.