Polyphasic Sleep APP
This app allows you to choose from different polyphasic sleep schedules. After that it will remind you when it's time to go to sleep, and, of course, will wake you up on time.
Sleep schedules you can choose from:
Biphasic — 5-7 hours during the night and 20 minutes during the day (3 variants)
Segmented (2 variants)
Dual-Core Sleep (4 variants)
Triphasic (2 variants)
Everyman — 1.5-3.5 hours during the night and 20 minutes during the day for 3 times (3 variants)
Dymaxion — 30 minutes for 4 times a day (2 variants)
Uberman — 20 minutes for 6 times a day
Tesla — 20 minutes for 4 time a day