Timecard is a free and open source time tracking application for Linux, Mac OS and Windows. Using this Timecard app you can track and find how much time you spend on your tasks. This is simple and easy to use app. You can access the app via application window or system tray. It comes with start and pause, stop timer options. It is released under BSD 3-Clause “New” or “Revised” License. You can save the log with activity notes and also sort and edit time log entries. It also comes with Quit protection to prevent accidentally closing the app.