Use APKPure App
Get RTATimer old version APK for Android
It is a timer dedicated to speed run.
Convenient when measuring at an environment where PC can not be used (game center, on the go).
I know the update time for each lap, total time at a glance
You can instantly know when the record is updated even during measurement.
Chart name and lap name can be edited freely.
※ There is an upper limit on the number of charts and the number of laps
The measured record can be saved as it is as chart data.