Comparison

Sisu Training vs Belly Flow

Price, ratings, monetisation and update history for both apps, side by side — 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

Belly Flow

Features
Read full description

Belly Flow helps you keep track of your digestive health in daily life through simple logging and clear visualization. Follow your daily experiences, identify patterns, and gain insights into your well-being. Key Features: • Quick and easy logging of symptoms and bowel movements • Medication and dosage tracking • Water intake and other symptom monitoring • Visual overview with charts and trends • Comprehensive data export to share with healthcare providers • Available in Swedish and English! Perfect for: • Keeping track of your digestive health in daily life • Discovering connections between habits and how you feel • Logging medication and seeing how it affects your symptoms • Tracking water intake and other factors that impact your health • Exporting data to share with your doctor or dietitian New app – your feedback is valuable! Belly Flow is brand new, and we want to make it even better. Missing a feature or have suggestions? Get in touch! Your feedback helps us develop the app for everyone who wants to understand their digestive patterns.

Screenshots

Sisu Training4 screens
Belly Flow4 screens

Verdict

The call

The clearest difference is update cadence: Belly Flow at every 3 weeks against Sisu Training's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

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

UpkeepUpdate frequency

Sisu Training ships an update every 6 weeks, Belly Flow every 3 weeks. Both last shipped on October 25, 2026.

Scorecard1 real difference Ā· 5 level
Sisu Training versus Belly Flow: the parameters behind the verdict, then further details
ParameterSisu TrainingBelly Flow
PriceFreeFree
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.5 — better15.6
Further details — not scored
Size171 MB23 MB
Age rating4+12+
DeveloperKaisu KarttunenGabriella Broberg

In-app purchases

None

Sisu Training

No in-app purchases

None

Belly Flow

No in-app purchases

Questions

Is Sisu Training free?
Sisu Training is free to download, with no in-app purchases.
Is Belly Flow free?
Belly Flow is free to download, with no in-app purchases.
Do Sisu Training or Belly Flow have ads?
Neither Sisu Training nor Belly Flow shows ads.
Which is updated more often, Sisu Training or Belly Flow?
Sisu Training ships an update every 6 weeks, and Belly Flow every 3 weeks. Most recently, Sisu Training was updated on October 25, 2026 and Belly Flow on October 25, 2026.

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