Ideal Sleep Hours (calculating cycles from wake-up time)

Ore di Sonno Ideali



* Un ciclo di sonno dura circa 90 minuti. Mostriamo orari di addormentamento consigliati per 6–5–4–3 cicli (≈9h, 7h30, 6h, 4h30), includendo il tempo per addormentarsi.

The Ideal Sleep Time Calculator by UtileApp helps you find the best times to go to bed so you can wake up refreshed and full of energy.
Just enter the time you need to wake up, and the app will instantly show the recommended sleep times, calculated according to the body’s natural 90-minute sleep cycles.
It also takes into account the average time it takes to fall asleep, providing realistic and personalized sleep schedules.

Features

🔹 Automatic calculation of ideal bedtimes based on your wake-up time
🔹 Adjusts for average sleep onset time (time to fall asleep)
🔹 Uses natural sleep cycle patterns (≈ 90 minutes each)
🔹 Clear, instant results on any device

Why use it

This calculator is perfect for anyone who wants to:

  • Improve sleep quality and wake up feeling more rested
  • Know the optimal bedtime for a chosen wake-up time
  • Plan a consistent, balanced sleep routine

A simple, accurate, and practical tool for better sleep habits — helping you wake up at the right point in your sleep cycle, not in the middle of one.