StoWaSta is a stopwatch which automatically calculates the atithmetical mean and the median from the taken times. Measures can get exported to an html file.
StoWaSta is mainly intended for taking rather many times during one trial, f. ex. take all individuals' breath holding times from a group.
The app is free of charge, free from commercials and doesn't collect personal data.
Use on own risk!
Supports German and English.