Mostly once per day in the late evening before bed or at about 15% whichever comes first; have battery protection to stop charging at 85% as I want to avoid battery degradation.
First time I ever used this was about a million years ago using (I think) the first keyboard app to introduce this; 'Swype' on Android. Dedicated GBoard user for years now, but swiping to type is so fast and accurate...
Mostly once per day in the late evening before bed or at about 15% whichever comes first; have battery protection to stop charging at 85% as I want to avoid battery degradation.