Best Sleep Time Calculator Apps

235+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

Whether you're new to sleep time calculator or looking for an upgrade, our curated collection of 235+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Sleep Time Calculator Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sleep Time CalculatorSleep Time CalculatorFree3.7★ (22)NoNoMay 2026
2Sleep Time - Alarm CalculatorSleep Time - Alarm CalculatorFree4.5★ (6)NoNoJul 2026
3Sleep Cycle - Tracker & SoundsSleep Cycle - Tracker & SoundsFree4.7★ (26K)YesYesJul 2026
4RISE: Sleep TrackerRISE: Sleep TrackerFree4.7★ (63K)YesYesJul 2026
5Sleep Timer – Smart alarmSleep Timer – Smart alarmFree4.7★ (1.4K)NoYesJul 2026
6ShutEye®: Sleep Tracker, SoundShutEye®: Sleep Tracker, SoundFree4.8★ (349K)NoYesJul 2026
7Life Cycle - Track Your TimeLife Cycle - Track Your TimeFree4.7★ (39K)NoYesJul 2026
8Pillow: 수면 주기 추적기Pillow: 수면 주기 추적기Free4.4★ (96K)NoYesJul 2026

Top Picks for Sleep Time Calculator

Sleep Time Calculator#1

Sleep Time Calculator by Recked Software LLC

Get the sleep you deserve
Editor's Choice
🔧 Utilities
3.7(22 ratings)
Free
Sleep Time Calculator screenshot 1
Sleep Time Calculator screenshot 2
Sleep Time Calculator screenshot 3
Sleep Time Calculator screenshot 4

This free utility helps you determine optimal wake-up times based on sleep cycles. It aims to reduce grogginess by recommending times to rise at the end of a sleep cycle, promoting a more alert feeling.

Sleep Time - Alarm Calculator#2

Sleep Time - Alarm Calculator by Oleg Filimonov

Sleep Efficiently
Strong Contender
🔧 Utilities
4.5(6 ratings)
Free
Sleep Time - Alarm Calculator screenshot 1
Sleep Time - Alarm Calculator screenshot 2
Sleep Time - Alarm Calculator screenshot 3
Sleep Time - Alarm Calculator screenshot 4

This utility helps you wake up feeling rested by calculating ideal sleep and wake-up times. It considers the time it takes to fall asleep and provides timely notifications. Enjoy a more efficient sleep schedule with its user-friendly interface.

Sleep Cycle - Tracker & Sounds#3

Sleep Cycle - Tracker & Sounds by Sleep Cycle AB

Alarm Clock & Snore Recorder
Worth Considering
💪 Health & Fitness
4.7😐(26K ratings)
FreeAdsIn-App Purchases
#63in Health & Fitness
Sleep Cycle - Tracker & Sounds screenshot 1
Sleep Cycle - Tracker & Sounds screenshot 2
Sleep Cycle - Tracker & Sounds screenshot 3
Sleep Cycle - Tracker & Sounds screenshot 4
Sleep Cycle - Tracker & Sounds screenshot 5
Sleep Cycle - Tracker & Sounds screenshot 6

This app uses sound analysis to track sleep patterns, identify potential issues, and build healthier sleep routines. It features an AI sleep coach, a smart alarm to wake you gently, and tools to record snoring and sleep talking.

What We Love

  • 🚀 Accurate sleep tracking
  • 👍 Gentle alarm wakes you up during light sleep
  • 📊 Detailed sleep data and insights
  • 🌙 Soothing sleep aid sounds

Room to Improve

  • 🐛 Alarm not always reliable, sometimes doesn't go off
  • 🔋 High battery drain, especially on Apple Watch
  • 💰 Expensive subscription model, limited free features

More Sleep Time Calculator apps to explore

4
RISE: Sleep Tracker
RISE: Sleep Tracker
RISE: Sleep Tracker
Become a morning person
Free

This app helps you improve sleep and energy levels by tracking sleep debt and circadian rhythms. It offers personalized recommendations, guided meditations, and smart alarms based on sleep science.

Sleep debt calculationEnergy level trackingCircadian rhythm insights
💪 Health & Fitness
(63K)
free with in-app purchases
5
Sleep Timer – Smart alarm
Sleep Timer – Smart alarm
Sleep Timer – Smart alarm
Helps you wake up easy
Free

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.

Sleep cycle trackingOptimal wake-up time calculationBedtime recommendations
💪 Health & Fitness
(1.4K)
subscription
6
ShutEye®: Sleep Tracker, Sound
ShutEye®: Sleep Tracker, Sound
ShutEye®: Sleep Tracker, Sound
Snore & Sleeptalk Recorder
Free

Improve your sleep with a comprehensive sleep tracker and a library of relaxing sounds. Understand your sleep cycles, track snoring, and wake up gently with a smart alarm. Designed for those seeking better rest and vitality.

Sleep sound libraryBedtime storiesSmart alarm clock
💪 Health & Fitness
(349K)
subscription
7
Life Cycle - Track Your Time
Life Cycle - Track Your Time
Life Cycle - Track Your Time
Time and activities tracker
Free

This app automatically tracks your daily activities, places visited, and social interactions. It provides weekly journals with personalized insights and historical data views to help you understand how you spend your time and make informed decisions about your habits.

Automatic background trackingLow battery consumption (<1%)Weekly journal with insights
💪 Health & Fitness
(39K)
free with in-app purchases
8
Pillow: 수면 주기 추적기
Pillow: 수면 주기 추적기
Pillow: 수면 주기 추적기
알람, 코골이 녹음기 및 사운드
Free

This app helps you understand and improve your sleep. It automatically tracks your sleep cycles, analyzes heart rate, and records audio events like snoring. Get personalized insights and tips to wake up feeling refreshed.

Automatic sleep trackingSmart alarm clockSnore and sleep talking recorder
💪 Health & Fitness
(96K)
freemium
9
Sleep Time: Cycle Alarm Clock
Sleep Time: Cycle Alarm Clock
Sleep Time: Cycle Alarm Clock
Smart Bedtime Timer & Tracker
Free

This app helps you fall asleep, stay asleep, and wake up refreshed with advanced sleep cycle analysis and a smart alarm. It offers detailed sleep tracking, soundscapes, and integration with Apple Health.

Smart alarm clock with single gesture settingSleep cycle analysisSoundscapes and white noise for falling asleep
💪 Health & Fitness
(5.4K)
freemium
10
SleepWatch - Top Sleep Tracker
SleepWatch - Top Sleep Tracker
SleepWatch - Top Sleep Tracker
Tracker, Sounds, Alarm & Coach
Free

This app helps you understand and improve your sleep. It automatically tracks your sleep patterns, analyzes snoring and other sleep sounds, and provides personalized coaching and tips. Wake up feeling more refreshed with smart alarms and detailed sleep reports.

Automatic sleep trackingSleep sound recording (snoring, etc.)Personalized AI sleep coaching
💪 Health & Fitness
(328K)
freemium
11
Sleep Time+ Cycle Alarm Clock
Sleep Time+ Cycle Alarm Clock
Sleep Time+ Cycle Alarm Clock
Smart Bedtime Timer & Tracker
Free
$8.99 | 100% OFF

Understand your sleep patterns and wake up feeling refreshed. This app tracks sleep cycles, offers soothing soundscapes for falling asleep, and measures resting heart rate without wearables. It provides detailed analysis and customizable alarms to optimize your sleep and wake-up experience.

Sleep cycle analysisSoothing soundscapesResting heart rate measurement
💪 Health & Fitness
(2.5K)
subscription
12
Sleepzy - Sleep Cycle Tracker
Sleepzy - Sleep Cycle Tracker
Sleepzy - Sleep Cycle Tracker
Alarm Clock & Snore Recorder
Free

This smart alarm clock tracks sleep patterns, wakes you gently during your lightest sleep phase, and analyzes sleep quality. It provides insights into sleep debt, offers relaxing sounds to help you unwind, and can sync with health apps for comprehensive data tracking.

Smart alarm wakes you in lightest sleep phaseSleep pattern tracking and analysisSleep debt and quality monitoring
💪 Health & Fitness
(22K)
freemium
13
Sleep Number
Sleep Number
Sleep Number
Start Sleeping Better
Free

This app works with a smart bed to provide personalized sleep and health insights. It tracks biosignals, adjusts bed settings, and offers data to help you understand and improve your sleep quality over time.

Personalized sleep insightsSleepIQ score trackingCircadian rhythm guidance
💪 Health & Fitness
(147K)
free
14
Sleep Monitor: Sleep Tracker
Sleep Monitor: Sleep Tracker
Sleep Monitor: Sleep Tracker
Sleep Recorder, Talk & Cycle
Free

This app helps you sleep better by tracking your sleep cycles, recording snoring and sleep talking, and offering guided exercises and soothing sounds. It provides detailed reports and smart alarms to help you wake up refreshed.

Fall asleep faster with guided exercisesRecord snoring and sleep talkingTrack sleep cycles (light, deep, REM)
💪 Health & Fitness
(5.1K)
free with in-app purchases
15
BetterSleep: Relax and Sleep
BetterSleep: Relax and Sleep
BetterSleep: Relax and Sleep
Calm Sounds, Meditation Music
Free

Improve your sleep with a comprehensive suite of tools. Track your sleep patterns, record nighttime sounds, and access a vast library of calming audio content, including meditations, stories, and soundscapes. Experts recommend this app for better rest and well-being.

Sleep trackerSleep recorderPremium sleep sounds
💪 Health & Fitness
(391K)
free with in-app purchases
16
Eight Sleep
Eight Sleep
Eight Sleep
Advanced sleep fitness system
Free

This intelligent sleep system actively manages your sleep environment by adjusting temperature and elevation. It tracks detailed sleep metrics and provides personalized insights to help you wake up feeling refreshed. The system supports individual sleep profiles for multiple users.

Personalized temperature controlAutomatic elevation adjustmentsSleep stage tracking
💪 Health & Fitness
(16K)
free with in-app purchases
17
Sleep Cycle Bedtime Calculator
Sleep Cycle Bedtime Calculator
Sleep Cycle Bedtime Calculator
Wake Up & Bed Time Schedule
Free

This app helps you determine optimal wake-up and bedtime based on sleep cycles. It calculates ideal times to go to sleep and wake up to feel more refreshed, considering the average 90-minute sleep cycle duration. You can also customize your estimated time to fall asleep.

Calculate optimal wake-up timesCalculate optimal bedtimeBased on 90-minute sleep cycles
💪 Health & Fitness
(240)
free
18
Sleep Aid Fan - White Noise
Sleep Aid Fan - White Noise
Sleep Aid Fan - White Noise
Background Fan Sounds To Sleep
Free

This app provides soothing fan sounds to help you fall asleep faster, reduce stress, and wake up feeling more energized. It offers adjustable volume, a timer, and background ambient sound for a seamless sleep experience. Enjoy a better night's rest wherever you are.

3 high-quality fan noisesAdjustable volumeBuilt-in timer
🌟 Lifestyle
(45K)
free with in-app purchases
19
Sleep Tracker: Recorder, Sound
Sleep Tracker: Recorder, Sound
Sleep Tracker: Recorder, Sound
Sleep Cycle & Snore Recorder
Free

This intelligent sleep assistant helps you understand your sleep patterns with detailed analysis and recordings of snoring or sleep talking. It offers a library of relaxation tools, including meditation and sleep stories, to improve sleep quality and features a smart alarm to help you wake up refreshed.

Sleep cycle analysisSnore and sleep talk recordingMeditation and sleep stories
💪 Health & Fitness
(7.6K)
free with in-app purchases
20
Bedtime Stories By Sleepiest
Bedtime Stories By Sleepiest
Bedtime Stories By Sleepiest
Soothing Tales for Sleep
Free

This app helps users fall asleep faster and improve sleep quality with a vast library of bedtime stories, guided meditations, and ambient sounds. It also features smart sleep tracking and a gentle alarm to enhance your rest and well-being.

Extensive library of bedtime storiesSoothing sleep meditationsAmbient sleep sound mixer
💪 Health & Fitness
(31K)
free with in-app purchases

FAQ about Sleep Time Calculator

What are the best sleep time calculator apps for iPhone?
Sleep Time Calculator tops our sleep time calculator apps ranking as of May 2026, with a 3.7-star average from 22 App Store ratings, and it's free to download.
Yes — 20 of the top sleep time calculator apps we rank are free to download, including Sleep Time Calculator and Sleep Time - Alarm Calculator.
Sleep Time Calculator has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 235+ sleep time calculator apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps you find the best times to wake up in the morning. It analyzes sleep cycles to recommend wake-up times that align with the end of a cycle, aiming to make you feel more awake and less groggy.
The app is based on the understanding that sleep occurs in cycles, typically lasting around 90 minutes. Waking up at the end of a cycle, rather than in the middle, leads to feeling more alert. It calculates these optimal end-of-cycle wake-up times.