Best Sleep Calculator Apps

247+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated November 2026

Out of 247+ sleep calculator apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Sleep Calculator Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sleep Calculator ProSleep Calculator ProFree5.0★ (76)NoNoOct 2026
2Sleep Calculator PlusSleep Calculator PlusFree4.8★ (32)NoNoNov 2026
3Sleep Timer – Smart alarmSleep Timer – Smart alarmFree4.7★ (1.5K)NoYesNov 2026
4Sleep Cycle - Tracker & SoundsSleep Cycle - Tracker & SoundsFree4.7★ (32K)NoYesNov 2026
5Sleep Time CalculatorSleep Time CalculatorFree3.8★ (23)NoNoOct 2026
6RISE: Sleep TrackerRISE: Sleep TrackerFree4.7★ (74K)YesYesNov 2026
7Sleep Calculator: BedtimeSleep Calculator: BedtimeFree—NoYesOct 2026
8Sleep CalculatorSleep CalculatorFree4.8★ (21)NoYesNov 2026

Top Picks for Sleep Calculator

Sleep Calculator Pro#1

Sleep Calculator Pro by DealWatch24 LLC

Sleep cycles & smart alarm
Editor's Choice
💪 Health & Fitness
5.0(76 ratings)
Free
Sleep Calculator Pro screenshot 1
Sleep Calculator Pro screenshot 2
Sleep Calculator Pro screenshot 3
Sleep Calculator Pro screenshot 4
Sleep Calculator Pro screenshot 5
Sleep Calculator Pro screenshot 6

This app helps you determine the optimal times to go to sleep and wake up to align with your natural 90-minute sleep cycles. It calculates ideal bedtime based on your desired wake-up time and vice-versa, promoting a more rested feeling upon waking. It also includes features for tracking sleep phases and a smart alarm to wake you gently.

Sleep Calculator Plus#2

Sleep Calculator Plus by Kevin Hausen

Optimize sleep cycles
Strong Contender
🔧 Utilities
4.8(32 ratings)
Free
Sleep Calculator Plus screenshot 1
Sleep Calculator Plus screenshot 2
Sleep Calculator Plus screenshot 3

This utility helps you determine the ideal times to sleep or wake up by calculating based on natural 90-minute sleep cycles. It aims to help users feel more refreshed and energized by waking them between these cycles.

Sleep Timer – Smart alarm#3

Sleep Timer – Smart alarm by Kodeon, Inc.

Helps you wake up easy
Worth Considering
💪 Health & Fitness
4.7(1.5K ratings)
FreeIn-App Purchases
Sleep Timer – Smart alarm screenshot 1
Sleep Timer – Smart alarm screenshot 2
Sleep Timer – Smart alarm screenshot 3
Sleep Timer – Smart alarm screenshot 4
Sleep Timer – Smart alarm screenshot 5
Sleep Timer – Smart alarm screenshot 6

This app helps you wake up feeling refreshed by tracking your sleep cycles. It calculates the optimal time to go to bed or wake up based on your sleep patterns and allows you to set an alarm for the ideal moment.

More Sleep Calculator apps to explore

FAQ about Sleep Calculator

What are the best sleep calculator apps for iPhone?
Sleep Calculator Pro tops our sleep calculator apps ranking as of November 2026, with a 5.0-star average from 76 App Store ratings, and it's free to download.
Yes — 20 of the top sleep calculator apps we rank are free to download, including Sleep Calculator Pro and Sleep Calculator Plus.
Sleep Calculator Pro has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 247+ sleep calculator apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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