Best Sleepytime Calculator Apps

250+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated September 2026

With an average user rating of 4.0★, the sleepytime calculator category is one of the App Store's strongest. Browse all 250+ apps we track, sorted so the most loved ones surface first.

Compare top Sleepytime Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1sleepytime calculatorsleepytime calculatorFree4.9★ (13)NoYesSep 2026
2Sleepytime Sleep SchedulerSleepytime Sleep SchedulerFree4.7★ (159)NoNoSep 2026
3Sleep Timer – Smart alarmSleep Timer – Smart alarmFree4.7★ (1.5K)NoYesSep 2026
4Sleep Calculator ProSleep Calculator ProFree5.0★ (76)NoNoSep 2026
5Sleep Calculator - SlothSleep Calculator - SlothFree—YesNoMay 2026
6Hours Minutes Calculator LiteHours Minutes Calculator LiteFree4.6★ (3K)YesNoSep 2026
7Calculator: Money & ToolsCalculator: Money & ToolsFree1.7★ (3)NoNoAug 2026
8Sleep Cycle - Tracker & SoundsSleep Cycle - Tracker & SoundsFree4.7★ (29K)NoYesSep 2026

Top Picks for Sleepytime Calculator

4.7😊(159 ratings)
Free
Sleepytime Sleep Scheduler screenshot 1
Sleepytime Sleep Scheduler screenshot 2
Sleepytime Sleep Scheduler screenshot 3

This app calculates optimal bedtime and wake-up times by factoring in sleep cycles, which are estimated to be 90 minutes long. It helps users plan their sleep schedule for better rest.

What We Love

  • 😴 Effective sleep cycle calculation improves wake-up quality
  • 👍 Simple and intuitive user interface
  • 🆓 Completely free with no ads or paywalls
  • 🎨 Beautiful, minimalist design and aesthetics
  • ⚡ Lightweight and fast performance
  • 🧠 Scientifically-based 90-minute sleep cycle approach
  • 📱 Reliable daily usage over years
  • 🔄 Easy navigation with swipe gestures
  • 💪 Helps users wake up refreshed and energized

Room to Improve

  • 🐛 'Pick a time' feature frequently broken or non-functional
  • 📱 UI not optimized for newer/taller iPhone screens
  • ⏰ No built-in alarm functionality
  • 🔧 App appears outdated and hasn't been updated recently
  • ⚙️ Fixed 14-minute sleep onset time not customizable
  • 📊 Limited features compared to competitor apps

More Sleepytime Calculator apps to explore

FAQ about Sleepytime Calculator

What are the best sleepytime calculator apps for iPhone?
sleepytime calculator tops our sleepytime calculator apps ranking as of September 2026, with a 4.9-star average from 13 App Store ratings, and it's free to download.
Yes — 20 of the top sleepytime calculator apps we rank are free to download, including sleepytime calculator and Sleepytime Sleep Scheduler.
sleepytime calculator has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ sleepytime calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Sleepytime calculates ideal bedtimes and wake-up times by considering your desired sleep duration and the natural phases of your sleep cycles. This helps in aligning your sleep with your body's natural rhythms.
Sleepytime is available on iPhone, iPad, and iPod. It is designed to work seamlessly across these Apple devices.