Alarmy: an alarm app with phone turn-off prevention, uninstall prevention, and challenges to forces you to wake up (such as requiring you to take a photo of a certain location/thing, shake your
Alarmy Alarm Clock&SleepSound on the App Store
Alarmy Alarm Clock&SleepSound on the App Store
Applied Sciences | Free Full-Text | Analysis of a Wake-Up Task-Based Mobile Alarm App