The simplest version of alarm clock has a minimum number of parameters and only one type of alarm disabler - solving math problems. It fits to the user who like the ready-to-go solution without configuration.
This version of alarm clock has multiple puzzle types and extended parameters number. It fits to those users who likes customizations and different alarm modes
It is the same as Solid Alarm Clock Simple, but without Ads
It is the same as Solid Alarm Clock Extended but without Ads. It has also a Camera disable mode that allows you to disable your alarm sound by taking a photo of the shower or another object