Comparison

Sleep application vs Vitalbook Pro

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

Head to head
About

Sleep application

This app uses binaural beat technology and flicker noise to help users fall asleep faster and improve concentration and memory. It offers various sound settings to find what works best for individual needs.

Highlights
  • Binaural beat technology
  • Flicker Noise sound
  • Sleep induction
  • Improved concentration
  • Enhanced memory
  • Customizable sound settings
Features
Read full description

--- The Strongest Sleep Induction App --- You can sleep quickly just by listening when you go to bed. We ranked No. 1 in Japan (iPhone and iPad). ●Thank you very much! #1 Top paid app for the iPhone in Japan #1 Top paid app for the iPad in Japan #9 App Store BEST OF 2012 in Japan #3 in 2013 #4 in 2014 #3 in 2015 #13 in 2016 #8 in 2017 ===================================== Reviews from users *The following contents are translations of reviews posted by Japanese users. ===================================== ■ This is the one! Version 3.5 Sept. 15, 2012 My level of concentration has increased! I have better memory too! Now I can sleep well at night! ■ Great!! In studying or at work, I always use this app. I am hooked on it! ■ I can't live without this app! No need to count sheep with this app! I'm out like a light. ■ My insomnia is gone!!! I guess everyone has different results but this app has sure worked to cure my insomnia! ■ Someone with insomnia I had a slight case of insomnia but now all that is gone after listening to this app. ■Explanation of this App 1. When a person hears two different frequencies in their ears, the difference of those frequencies will appear in the brain as one frequency. In this app that principle is used and your brain will be in a state as when you are sleeping. 2. The sound of "Flicker Noise" is known to help balance the autonomic nervous system as it enters the hypothalamus of the brain, which helps relieve pressure on the sympathetic nervous system. Through a combination of the two above methods you will be lead directly and indirectly into a deep sleep. ※ The sound of "Flicker Noise" is the sound parameters of the background environmental sound. How to Use 1. Start the app. 2. Choose your favorite background music. Also, for more effective sounds through the change in settings. Results (sleep / relaxation/ concentration, memory) - The effects of concentrating The mode is for increasing brain activity and raising your level of concentration before doing sports. - The effects of memory This mode will take you a deeper level than the relaxation mode. This mode is recommended for studying or raising your level of memory. ※ The sound which can help each person is slightly different so we suggest that you try different settings to find the sound that best works for you. ※There is no guarantee that the effect will work on everyone. ○This application uses a binaural beat technology, which has been scientifically proven effective. However this method uses only 3db, so based on how sensitive the user is, there may be a gap in benefits received. Even if you did not get results your first time, keep using it every day. You should slowly see better results. ○How to use this application effectively ・Close your eyes, relax and assume a position laying down. ・This application needs to use many low and high frequencies so use high quality headphones not cheap 100 yen ones. ・If your ears start to hurt, please turn down the volume until until the music is barely audible. ○ Our company has an app "3D Eyesight Recovery" to help restore eyesight using stereogram. Stereogram uses the eyesocket muscles resulting in effectively stretching your eyes and it is said that when used before sleeping this app helps you to sleep more soundly. Why not try this wonderful app? ※ You need a special way to see Stereogram, so a little practice is required. The instructions for this are in the app. ※Binaural Beat is a technology which controls the brain waves. For anyone with one of the following problems below, please consult your Physician. ・ For Those with Epilepsy ・ For Those with Heart Problems (especially those with pacemakers) Do not us this app when driving or doing other dangerous work.

About

Vitalbook Pro

Track your daily activity, workouts, and sleep patterns. Monitor vital health metrics like heart rate, blood pressure, and blood glucose. Integrates with Apple Health for comprehensive wellness management.

Highlights
  • Step counter
  • GPS route tracking
  • Workout tracking (push-ups, sit-ups, squats, pull-ups)
  • Sleep management with REM alarm
  • Hydration, body weight, blood pressure, heart rate, blood glucose, body temperature management
  • Apple Watch app
  • Health app integration
Features
Read full description

Vitalbook is an overall health management app that works with Health. The app has many features to help keep track of your health. These include the step counter using motion co-processors, route tracker using GPS to track your jogging and cycling routes, and fitness tracker for your workouts, such as push-ups, sit-ups, squats, and pull-ups, using various sensors. With the app, you can also manage your sleep by setting an alarm to ring during the rapid eye movement (REM) stage of your sleep, which is when you can more easily wake up. Start a fresh new day every day with Vitalbook! ※ When you keep the GPS operating in the background while using the route tracker for an extended period of time, your battery will drain quickly. Please keep an eye on the battery level when you use the route tracker for a long time or without an external battery. 《 Main Features 》 - Compatible with iOS 26. - Apple Watch app. - Health app access. - Step counter using the motion co-processor or Health. - Route tracking using GPS. - Push-Ups using proximity sensor. - Sit-Ups using gyroscope. - Squats using accelerometer - Pull-Ups using accelerometer. - Hydration management. - Body weight management. - Blood pressure management. - Heart rate management. - Blood glucose management. - Body temperature management. - Sleep management. 《 URL Scheme 》 vitalbookpro: 《 Differences between the free and paid versions 》 - No advertisements in the paid version.

Screenshots

Sleep application3 screens
Vitalbook Pro4 screens

Verdict

The call

The clearest difference is review sentiment: Sleep application at 100% against Vitalbook Pro's 43%. Sleep application also leads on rating (5.0 vs 4.0) and update cadence (every 2 months vs every 7 months). On ratings volume, ads, in-app purchases and monetization model 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

Sleep application costs $0.99 and Vitalbook Pro $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Sleep application holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews point the same way: 100% of Sleep application's written reviews are positive against 43% of Vitalbook Pro's.

UpkeepUpdate frequency

Sleep application ships an update every 2 months, Vitalbook Pro every 7 months. Both last shipped on October 26, 2026.

Scorecard5 real differences · 5 level
Sleep application versus Vitalbook Pro: the parameters behind the verdict, then further details
ParameterSleep applicationVitalbook Pro
Price$0.99 — better$2.99
Rating5.0 (4 ratings) — better4.0 (7 ratings)
Positive reviews100.0% of reviews — better42.9% of reviews
Number of ratings47 — better
Update frequencyEvery 2 months — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS12.0 — better18.0
Further details — not scored
Size61 MB29 MB
Age rating4+17+
Developerkoikoi.bizNaoya Araki

Customer experience

Sleep application

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews34 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Vitalbook Pro

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews28 reviews
Positive42.9%
Neutral17.9%
Negative39.3%

In-app purchases

None

Sleep application

No in-app purchases

None

Vitalbook Pro

No in-app purchases

Questions

Is Sleep application free?
Sleep application costs $0.99, with no in-app purchases.
Is Vitalbook Pro free?
Vitalbook Pro costs $2.99, with no in-app purchases.
Which has better reviews, Sleep application or Vitalbook Pro?
Sleep application is rated higher. Sleep application averages 5.0 out of 5 from 4 ratings, while Vitalbook Pro averages 4.0 from 7 ratings.
Do Sleep application or Vitalbook Pro have ads?
Neither Sleep application nor Vitalbook Pro shows ads.
Which is updated more often, Sleep application or Vitalbook Pro?
Sleep application ships an update every 2 months, and Vitalbook Pro every 7 months. Most recently, Sleep application was updated on October 26, 2026 and Vitalbook Pro on October 26, 2026.

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