Features & Capabilities

Sleep Calculator Pro helps you plan better sleep by aligning wake times with natural 90-minute sleep cycles. Choose a wake time or desired bedtime, and the calculator suggests the best bedtime to wake refreshed. It accounts for the ~15 minutes most people take to fall asleep and aims to land you between complete cycles for optimal rest.

Beyond the calculator, Sleep Calculator Pro includes a Sleep Tracker to analyze light, deep, and REM sleep, with optional snoring/noise detection and a Smart Alarm that wakes you during the lightest sleep. Bedtime notifications help you stay consistent, making it easier to establish healthy sleep rhythms and wake up feeling refreshed.

User Growth & Download Statistics

By:
DealWatch24 LLC
Rating:
5.00
(76)
Version:
1.2.116 Last updated: 2024-03-27
Version code:
864709119
Creation date:
2018-08-02
Compatible devices:
Size:
12.64MB
URLs:
Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-06-07
Compare stats and ranking:

Ranking

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
DealWatch24 LLC
Apple Apps Store
https://apps.apple.com/us/app/sleep-calculator-pro/id1416795317

User Reviews

Sleep Calculator Pro is praised for its clean, simple interface, free core features, and reliable bedtime/wake-up planning with reminders. It’s fast, easy to use, and offers customization and optional sleep-tracking with trends. A recurring issue is occasional wording confusion around fall-asleep timing versus bed times. Overall, users find it a helpful, no-ad, free tool for maintaining a consistent sleep schedule.
Pros
  • Very simple, quick, and easy-to-use interface.
  • Core features are free and ad-free (no ads, free calculator, alarm, and sleep sounds).
  • Effectively helps plan bedtimes and wake-up times with reminders.
  • Highly customizable inputs to tailor bedtimes to your pace of falling asleep.
  • Sleep tracking options and trends/stats to monitor your sleep.
Cons
  • Wording about sleep onset timing can be confusing (mentions ~15 minutes to fall asleep while guiding bedtimes), causing ambiguity about when to actually start sleeping.
Recent reviews
Exactly everything I want, practical
by SA*****, 2026-02-03

no adds, no bright screen. Open the app. Put in the time I want to wake up and hit calculate bedtime.
by li*****, 2024-12-13

I Love this app!
by ar*****, 2023-08-10
View all user reviews ›

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