Visual Time Timer - Premium (com.leffeapps.caltimer.premium) on Google Play
A visual aid time support for people with autism, special needs, ADHD, and anxiety problems.This is the ★premium version★ with more settings and functionality.How it works:• The countdown is started by touching one of the colored balls.• The time intervals, the alarm, colors, etc can be changed by touching the grey button down in the middle.• While countdown is in progress the same button can be used to reset the countdown.• The sound and vibration at the end is stopped by touching the screen.• The countdown will keep on going when leaving the app, but for the alarm to sound one has to open the app again before the countdown has reached zero.To be able to choose alarm from all your sound files this app is recommended: Rings Extended.