Sleep Calculator vs T-shirt Weather
Neck and neck on boosts. Profiles, pricing and deals below.
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
T-shirt Weather
T-Shirt Weather — live weather map of the world
community boosts
⚡ 0
pricing
Freemium
what it is
See where in the world it’s warm enough for a t-shirt — live temperatures and weather conditions for cities from capitals to towns, over a selectable date range. Look back at what the weather actually was on any week of the past year.