Comparison

Sleep Calculator App vs SleepSync

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Sleep Calculator App

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.

Highlights
  • Calculate best bedtime
  • Calculate best wake-up time
  • Select desired wake-up time
  • Relaxing sounds
  • Sleep meditation
  • No registration required
Features
Read full description

A good day starts with a good night! Go to bed at the right time and wake up between your natural 90-minute sleep cycles to feel rested and refreshed. A good night's sleep consists of 3 to 6 complete cycles. ◦ Calculate your best bedtime ◦ Calculate your best wake-up time ◦ Select when you want to wake up ◦ Relaxing sounds and sleep meditation to help you fall asleep faster. The average person takes about 15 minutes to fall asleep. If you wake up at one of the calculated times, you'll wake up between 90-minute sleep cycles. The Sleep Calculator app helps you decide when to go to sleep so you can wake up at a specific time and ensure a good night's rest, or what time you should wake up if you want to go to sleep right now. Completely free app. No registration required. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://scannercalorieios2024.web.app/

About

SleepSync

Optimize your sleep cycles to wake up feeling refreshed. This app calculates your ideal bedtime and wake-up time based on sleep science, offering insights into deep sleep and REM stages. Enjoy a user-friendly interface designed for a better night's rest.

Highlights
  • Personalized sleep schedule
  • Deep sleep and REM analysis
  • Intuitive sleep calculator
  • Advanced sleep cycle tracking
  • User-friendly interface
  • Privacy focused
Features
Read full description

Wake up feeling refreshed and rejuvenated every morning with SleepSync, your personal sleep calculator and bedtime scheduler. Designed to enhance your sleep quality by optimizing your sleep cycles, SleepSync ensures you fall asleep and wake up at the perfect times for maximum restfulness. Why SleepSync? Personalized Sleep Schedule: Discover your ideal bedtime and wake-up time based on scientific sleep cycle analysis, tailored specifically to your lifestyle. Deep Sleep and REM Analysis: Dive deep into your sleep patterns with advanced tracking of your deep sleep and REM cycles, enabling targeted improvements to your sleep quality. Features: Intuitive Sleep Calculator: Simply input your desired wake-up time to calculate the best times to go to sleep. Advanced Sleep Cycle Tracking: Leverage the power of sleep science to analyze your sleep phases and adjust your bedtime for optimal rest. User-Friendly Interface: Enjoy a seamless experience with SleepSync's elegant and easy-to-navigate design. Privacy First: Your sleep data belongs to you. SleepSync ensures your information is secure and never shared. Whether you're looking to improve your sleep quality, wake up more refreshed, or simply find the best time to go to bed, SleepSync is here to transform your nights and mornings. Start your journey towards better sleep and a more energetic day with SleepSync.

Screenshots

Sleep Calculator App4 screens
SleepSync3 screens

Verdict

The call

The clearest difference is rating: SleepSync at 3.7 against Sleep Calculator App's 3.0. SleepSync also leads on in-app purchases (none vs 1). On price, ratings volume, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sleep Calculator App sells 1 one-off in-app purchase. SleepSync asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SleepSync holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Scorecard3 real differences · 7 level
Sleep Calculator App versus SleepSync: the parameters behind the verdict, then further details
ParameterSleep Calculator AppSleepSync
PriceFreeFree
Rating3.0 (2 ratings)3.7 (3 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings23 — better
Update frequencyEvery 8 months—
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better16.0
Further details — not scored
Size31 MB10 MB
Age rating4+4+
DeveloperLuz OchoaAPPS BAY LIMITED

Customer experience

Sleep Calculator App

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

SleepSync

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

1 purchases

Sleep Calculator App

One-time1
  • Lifetime Premium Subscription$6.99
None

SleepSync

No in-app purchases

Questions

Is Sleep Calculator App free?
Sleep Calculator App is free to download, with in-app purchases available.
Is SleepSync free?
SleepSync is free to download, with no in-app purchases.
Which has better reviews, Sleep Calculator App or SleepSync?
SleepSync is rated higher. Sleep Calculator App averages 3.0 out of 5 from 2 ratings, while SleepSync averages 3.7 from 3 ratings.
Do Sleep Calculator App or SleepSync have ads?
Both Sleep Calculator App and SleepSync show ads.

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