ActivityWatch is a free opensource app that automatically tracks how you spend time on your devices such as phones and laptops. Developed by Erik Bjäreholt, Johan Bjäreholt and contributors
License: Open Source
Time Doctor is a comprehensive time tracking tool ideal for businesses, featuring extensive reporting and team management capabilities, while ActivityWatch is a lightweight, open-source alternative focused on personal productivity and privacy, making it suitable for individual users and small teams without extensive needs.