Fork of aosp clock: https://android.googlesource.com/platform/packages/apps/DeskClock/
Package name changed,made compatible with android studio. App includes alarm,clock, timer, stopwatch.
Features:the same ones on the aosp clock.
Extra Features: "add power off alarm" (alarm will ring with phone off, snapdragon phones only, tested on all custom rom) "add flip and shake" option for the alarm clock
Thanks to Chen Luo for creating the original fork https://github.com/Chen-Luo/Deskclock
Thanks to EthanArmbrust for contributing https://github.com/EthanArmbrust/DeskClock
Anyone is welcome to improve the app. Forks, pull requests, and additional functions are appreciated. I'm not a developer and I'm not very experienced.