Best Sleep Calculator Apps

224+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated July 2026

Out of 224+ 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.

Top Picks for Sleep Calculator

Sleep Calculator Pro#1

Sleep Calculator Pro by DealWatch24 LLC

Editor's Choice
💪 Health & Fitness
5.0(75 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
5.0(14 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 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
#60in 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 Calculator apps to explore

4
RISE: Sleep Tracker
RISE: Sleep Tracker
RISE: Sleep Tracker
Better Health, Focus & Habits
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
(61K)
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
SleepMo-Tracker&Sound&Relax
SleepMo-Tracker&Sound&Relax
SleepMo-Tracker&Sound&Relax
Track Sleep, Snore & Sleeptalk
Free

This app monitors your sleep cycles, analyzes snoring patterns, and records nighttime speech. It provides detailed sleep reports, personalized recommendations, and smart alarms to help you achieve more restful sleep.

Sleep cycle trackingSnoring analysisDream talk recording
💪 Health & Fitness
(354)
freemium
7
Sleep Time: Cycle Alarm Clock
Sleep Time: Cycle Alarm Clock
Sleep Time: Cycle Alarm Clock
Dream, Bedtime, & Nap 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
8
Sleep Cycle - Sleep Calculator
Sleep Cycle - Sleep Calculator
Sleep Cycle - Sleep Calculator
Alarm Clock
Free

This alarm clock app helps you wake up feeling refreshed by analyzing your sleep cycles. It uses natural sounds to gently rouse you at the optimal moment, ensuring a more energized start to your day.

Sleep cycle analysisSmart alarm clockNatural wake-up sounds
💪 Health & Fitness
(18)
free with in-app purchases
9
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
(329K)
freemium
10
Pillow: Sleep Tracker
Pillow: Sleep Tracker
Pillow: Sleep Tracker
Smart Alarm & Snore Recorder
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
11
Deep Sleep Sounds & Calculator
Deep Sleep Sounds & Calculator
Deep Sleep Sounds & Calculator
Smart Bedtime & Wake Up Tool
Free

This tool helps you determine the best times to go to sleep or wake up to feel more refreshed. It calculates optimal times based on natural 90-minute sleep cycles, aiming to avoid waking you mid-cycle.

Calculate optimal bedtimeFind best wake-up timesSimple interface
💪 Health & Fitness
(2)
ad-supported
12
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
(348K)
subscription
13
Sleep Calculator
Sleep Calculator
Sleep Calculator
Easily calculate stats
Free

Calculate expected daily yields for ingredients and berries. Determine the amount of candies and shards required for leveling up. Streamline resource management for your game.

Calculate ingredient yieldsCalculate berry yieldsCalculate candy needs
📊 Productivity
(19)
free
14
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
15
Sleep Calculator App
Sleep Calculator App
Sleep Calculator App
Sleep Cycles
Free

Optimize your sleep by calculating ideal bedtime and wake-up times based on natural 90-minute sleep cycles. Includes relaxing sounds and meditation to help you fall asleep faster and wake up feeling refreshed.

Calculate best bedtimeCalculate best wake-up timeSelect desired wake-up time
💪 Health & Fitness
(2)
free with in-app purchases
16
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
17
Sleep Time Calc
Sleep Time Calc
Sleep Time Calc
by Pavel Moslienko
Free
💪 Health & Fitness
(0)
18
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
(390K)
free with in-app purchases
19
Sleep Time Calculator
Sleep Time Calculator
Sleep Time Calculator
Get the sleep you deserve
Free

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.

Optimal wake-up time recommendationsSleep cycle analysisReduces grogginess
🔧 Utilities
(22)
free
20
Sleep Cycle Calculator: Sounds
Sleep Cycle Calculator: Sounds
Sleep Cycle Calculator: Sounds
Wake Up Time Calc - Rem Sleep
Free

This app helps you improve sleep habits by calculating optimal sleep and wake times based on sleep cycles and desired duration. It also offers sleep sounds to aid in falling asleep faster and achieving deeper rest.

Sleep cycle calculationOptimal sleep duration calculationVariety of sleep sounds
🔧 Utilities
(15)
free with in-app purchases

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