It is an application that makes a touch action as a macro and plays it repeatedly. You can compare images and touch faster than hands.
If you enable the Android Developer option it is possible to record finger movements. There is a free trial period and you can use it for free after you subscribe.

This app requires accessibility. On Android 7.0 and later please enable accessibility permission.
For Android 7.0 and lower you must select Developer option or Root permission.

If you want to use it in a computer virtual machine please select an emulator.


-caution-
Burn-in may occur if the smartphone is turned on for a long time. To prevent burn-in enable the "Hide pop-up window while replaying" option.