Sifter Chat vs Sleep Calculator
Neck and neck on boosts. Profiles, pricing and deals below.
Sifter Chat
Authenticated Location Chat Rooms
community boosts
⚡ 0
pricing
Freemium
what it is
Join or create a chat room only meant for right here, right now. Sifter is authenticated proximity chat — only people physically present can join. Free on iOS 16+.
Sleep Calculator
Sleep Cycles, REM & Wake Up Time
community boosts
⚡ 0
pricing
Freemium
what it is
Use Sleep Calculator to find the best time to go to bed or wake up based on 90-minute sleep cycles. Calculate REM sleep, ideal sleep time, and wake up refreshed