Best Sleepytime Calculator Apps

214+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated June 2026

With an average user rating of 4.7★, the sleepytime calculator category is one of the App Store's strongest. Browse all 214+ apps we track, sorted so the most loved ones surface first.

Compare top Sleepytime Calculator Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1sleepytime calculatorsleepytime calculatorFree4.9★ (10)NoYesJul 2026
2Sleep Timer – Smart alarmSleep Timer – Smart alarmFree4.7★ (1.4K)NoYesJul 2026
3Sleep Cycle - Tracker & SoundsSleep Cycle - Tracker & SoundsFree4.7★ (26K)YesYesJul 2026
4Time Calculator - Work HoursTime Calculator - Work HoursFree4.7★ (2.7K)NoYesJul 2026
5ClevCalc - CalculatorClevCalc - CalculatorFree4.7★ (12K)YesYesJul 2026
6Calculator for iPad!Calculator for iPad!Free4.7★ (60K)NoNoJul 2026
7Calculator‰Calculator‰Free4.9★ (404K)YesNoJul 2026
8Time Card Calculator-TimeclockTime Card Calculator-TimeclockFree4.5★ (1.2K)NoNoJul 2026

Top Picks for Sleepytime Calculator

sleepytime calculator#1

sleepytime calculator by Artur Pokusin

Wake up refreshed
Editor's Choice
💪 Health & Fitness
4.9(10 ratings)
FreeIn-App Purchases
sleepytime calculator screenshot 1
sleepytime calculator screenshot 2
sleepytime calculator screenshot 3
sleepytime calculator screenshot 4
sleepytime calculator screenshot 5
sleepytime calculator screenshot 6

This app helps you determine optimal sleep and wake times to feel more rested. It calculates ideal bedtimes based on your desired sleep duration and natural sleep 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
#56in 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 Sleepytime Calculator apps to explore

4
Time Calculator - Work Hours
Time Calculator - Work Hours
Time Calculator - Work Hours
Date, Calendar & Salary Clock
Free

This comprehensive toolkit helps manage time, dates, and schedules with various calculators. Track work hours, plan shifts, convert time formats, and calculate differences between dates. Ideal for professionals, freelancers, and everyday users needing precise time management.

Work time trackingShift schedulingDate difference calculation
🔧 Utilities
(2.7K)
freemium
5
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
📊 Productivity
(12K)
free with in-app purchases
6
Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
Basic & Scientific Calculator
Free

This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

Basic and scientific calculator modesOver 30 scientific operationsCustomizable appearance (iPad)
🔧 Utilities
(60K)
free
7
Calculator‰
Calculator‰
Calculator‰
Default Calculator
Free

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

Large buttonsClear displayFast calculations
🔧 Utilities
(404K)
ad-supported
8
Time Card Calculator-Timeclock
Time Card Calculator-Timeclock
Time Card Calculator-Timeclock
Calculate Paycheck Punch Hours
Free

Easily calculate your work hours and paychecks. This app allows you to log in and out times, automatically deduct lunch breaks, and calculate overtime pay with customizable rates. Manage weekly or bi-weekly pay periods and export your timesheets.

Log in/out timesAutomatic lunch deductionCustomizable overtime rates
📊 Productivity
(1.2K)
free
9
Hours + Minutes Calculator Pro
Hours + Minutes Calculator Pro
Hours + Minutes Calculator Pro
Minutes + Seconds Calculator
Free

Easily add or subtract time values including hours, minutes, and seconds. Calculate durations with days, weeks, months, and years. This tool simplifies time-based calculations for various needs.

Add/subtract hours, minutes, secondsCalculate with days, weeks, months, yearsSupports multiple time units
📊 Productivity
(165)
ad-supported
10
Color Calculator-smart&cute
Color Calculator-smart&cute
Color Calculator-smart&cute
Cute calculator app with theme
Free

This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.

60+ free cute and colorful themesExclusive dynamic and special themesScientific & Standard calculator modes
🔧 Utilities
(15K)
freemium
11
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
12
Calculator with History Tape
Calculator with History Tape
Calculator with History Tape
No Ads Calculator with Memory
Free

This app provides a straightforward calculator experience with a comprehensive history log of all your computations. Customize the keyboard, display, and history records to suit your needs. Easily add annotations and titles to past calculations for better organization.

History record functionDisplay input equationAdjustable keyboard size and font
📊 Productivity
(3.2K)
free with in-app purchases
13
Calculator·
Calculator·
Calculator·
Big Basic Calculator
Free

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

Basic arithmetic operationsPercentage calculationsMultiple color schemes
🔧 Utilities
(33K)
free with in-app purchases
14
PCalc Lite
PCalc Lite
PCalc Lite
The Best Calculator
Free

This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.

Optional RPN modeMultiple undo and redoUnit conversions and constants
🔧 Utilities
(214)
free with in-app purchases
15
Calculator₊
Calculator₊
Calculator₊
Basic, Scientific, Calc +-
Free

This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

Basic and scientific calculationsUnit and currency converterAI-powered math solver with photo recognition
🔧 Utilities
(1.7M)
free with in-app purchases
16
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Customizable themes and colorsDual-line displayCalculation history
🔧 Utilities
(3K)
ad-supported
17
Numerical³
Numerical³
Numerical³
The Calculator Without Equal
Free

A powerful and beautifully designed calculator app that offers advanced scientific functions, automatic bracket handling, and a unique no-equals button interface. It integrates seamlessly with iOS features like widgets and keyboards for calculations anywhere.

No equals button interfaceAutomatic bracket handlingFull scientific keypad
🔧 Utilities
(1.3K)
paid
18
Calculator--
Calculator--
Calculator--
by Horizon Business, Inc.
Free

This is a straightforward calculator application designed for ease of use and clear readability. Users can personalize the app's appearance by choosing their preferred background and display themes.

Easy to use interfaceClear displayCustomizable background
🔧 Utilities
(910)
ad-supported
19
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Big Button Calculator Pro Lite
Easy Basic Calculator
Free

A user-friendly calculator app featuring large buttons and customizable colorful backgrounds. It offers a dual-line display, multi-line input for complex equations, and convenient gesture controls for editing and copying.

Large buttonsDual-line display18 color themes
🔧 Utilities
(13K)
ad-supported
20
Calculator Pro Elite
Calculator Pro Elite
Calculator Pro Elite
Best Calculator
$9.99

A highly customizable calculator app offering a modern interface and powerful features. Personalize themes, button layouts, and visual elements to your preference. Track and save calculations with a detailed history, and access scientific functions when needed.

Customizable themes with gradients, colors, or photosMultiple button shapes and color customizationDual-line display for input and result
🔧 Utilities
(2K)
free with in-app purchases

FAQ about Sleepytime Calculator

What are the best sleepytime calculator apps for iPhone?
sleepytime calculator tops our sleepytime calculator apps ranking as of June 2026, with a 4.9-star average from 10 App Store ratings, and it's free to download.
Yes — 19 of the top sleepytime calculator apps we rank are free to download, including sleepytime calculator and Sleep Timer – Smart alarm.
sleepytime calculator has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 214+ sleepytime calculator apps on the iOS App Store as of June 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.