Time Cop

A time tracking app that respects your privacy and gets the job done without getting too fancy.

Features:

Offline-only, mobile-centric design

Runs on Linux, iOS, and Android

Fully private—there is no tracking / spying / advertising / etc

Keep track of tasks with multiple parallel timers that can be started with the tap of a button

Associate timers with projects to group your work (or don't)

Start, stop, edit, and delete timers whenever with no fuss

Export data as a .csv file, filtered by timespans and projects

Export the app's database for full access to all of its data

Automatic light mode / dark mode based on your device settings

Localized in several languages (thanks to Google Translate): English, Arabic, German, Spanish, French, Hindi, Indonesian, Japanese, Korean, Portuguese, Russian, Chinese (Simplified), Chinese (Traditional)

Open source (licensed under Apache-2.0)—fork away (https://github.com/hamaluik/timecop)