Comparison

Sisu Training vs Sleep Optimizer

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

Head to head
About

Sisu Training

Features
Read full description

With the Sisu Training App, you can start tracking your workouts, measuring results and achieving your fitness goals, all with the help of your personal trainer. - Access training plans and track workouts - Schedule workouts and stay committed by beating your personal bests - Track progress towards your goals - Manage your nutrition intake as prescribed by your coach - Set health and fitness goals - Message your coach in real-time - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect to wearable devices like Apple Watch (synced to Health app), Fitbit and Withings to sync body stats instantly Download the app today!

About

Sleep Optimizer

Features
Read full description

Sleep problems are very common. One way to improve sleep that has proven effective is to limit the time in bed. In this app you log your approximate time spent in bed and approximately how much of this time you have actually slept. Based on your individual sleep habits the app will then give you tailored recommendations for how you in an effective and careful way can limit the number of hours you spend in bed. This to maximize your chances to get good sleep. Please note that this app is made for you who are suffering from Insomnia. If you are suffering from sleep apnea, restless leg, narcolepsy or another similar sleep disorder you shall not use this sleep app to improve your sleep. In these cases, instead please consult your doctor to get help.

Screenshots

Sisu Training4 screens
Sleep Optimizer4 screens

Verdict

The call

The clearest difference is iOS requirement: Sleep Optimizer at 13.0 against Sisu Training's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

Scorecard1 real difference ยท 5 level
Sisu Training versus Sleep Optimizer: the parameters behind the verdict, then further details
ParameterSisu TrainingSleep Optimizer
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod, Apple Watch โ€” betteriPhone, iPad, iPod
Requires iOS15.513.0 โ€” better
Further details โ€” not scored
Size166 MB21 MB
Age rating4+4+
DeveloperKaisu KarttunenLivanda - Internetkliniken AB

In-app purchases

None

Sisu Training

No in-app purchases

None

Sleep Optimizer

No in-app purchases

Questions

Is Sisu Training free?
Sisu Training is free to download, with no in-app purchases.
Is Sleep Optimizer free?
Sleep Optimizer is free to download, with no in-app purchases.
Do Sisu Training or Sleep Optimizer have ads?
Neither Sisu Training nor Sleep Optimizer shows ads.
Which is updated more often, Sisu Training or Sleep Optimizer?
Sisu Training ships an update every 2 months, and Sleep Optimizer every 2 months. Most recently, Sisu Training was updated on October 3, 2026 and Sleep Optimizer on October 6, 2026.

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