Timestudy Stopwatch is a free stopwatch app developed by Robert Linsener for Android devices. It is designed to be simple, fast, and lightweight, making it an ideal tool for industrial engineering purposes such as timestudy.

The app features a real-time output in various time formats such as minutes, seconds, and milliseconds (mm:ss,ms), decimal minutes (DM), industrial minutes (IM), and hundredths of a minute (HM). This makes it easy and fast to capture takt time and cycle time. Additionally, the app provides a time measurement unit (1 TMU = 0.036s - for MTM).

Timestudy Stopwatch also offers a lap/split function that automatically saves lap times into a list. Statistical quantities can also be computed using the app. The app allows users to export saved values into a .csv file and share it to evaluate values with spreadsheet software. Lastly, the app contains no advertising, making it an uninterrupted experience.

Overall, Timestudy Stopwatch is a great app for industrial engineers who need a simple and reliable stopwatch tool.