What is Sleep Calculator?
Use our 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.
Problem
Users struggle to manually calculate optimal sleep cycles based on 90-minute intervals using generic alarm clocks or guesswork, leading to grogginess and poor sleep quality.
Solution
A web-based sleep cycle calculator tool that lets users input their desired wake-up or bedtime to receive personalized sleep schedules aligned with 90-minute REM cycles, optimizing rest and morning refreshment.
Customers
Health-conscious individuals, busy professionals, students, and shift workers seeking science-backed methods to improve sleep quality and morning alertness.
Unique Features
Focus on 90-minute sleep cycles for natural waking phases, instant calculation of multiple sleep/wake time options, and integration of REM sleep science into actionable recommendations.
User Comments
Simplifies sleep planning effectively
Reduces morning fatigue noticeably
Easy to use for non-experts
Helps establish consistent routines
Science-backed approach builds trust
Traction
Launched on Product Hunt with 300+ upvotes and viral social media traction, targeting the global sleep health market.
Market Size
The global sleep economy was valued at $432 billion in 2022, with sleep tech devices/apps growing at 14% CAGR (Grand View Research).
