# Metabolik vs Twinsb App

The clearest difference is in-app purchases: Metabolik at none against Twinsb App's 3. Twinsb App's advantage is review sentiment (50% vs 20%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Twinsb App sells 3 in-app purchases, starting at $5.99 per month. Metabolik asks for nothing beyond the download.

Metabolik ships an update every 4 weeks, Twinsb App monthly. The most recent releases landed on October 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Metabolik | Twinsb App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | **Ad-supported** | Subscription |
| Size | 66 MB | 125 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [DG DEVELOPPEMENT](https://appshunter.io/developer/439287542) | [Babin](https://appshunter.io/developer/1699169602) |

## What reviewers say

### Metabolik

[App page](https://appshunter.io/ios/app/metabolik/id1665238050)

This app offers a comprehensive fitness experience, providing access to various training zones, digital workouts, and a supportive community. It allows users to manage their subscriptions, book classes, and enter their gym using their phone.

**Highlights:** Virtual gym badge for entry, Digital training courses, Class and personal training reservation, Subscription and vacation management, Multiple training zones (cardio, strength, cross-training), Variety of workout types (HIIT, boxing, mobility)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### Twinsb App

[App page](https://appshunter.io/ios/app/twinsb-app/id6453123352)

This app offers personalized workout plans, exercise videos for proper form, and progress tracking. It also includes nutritional guidance with meal logging, calorie recommendations, and healthy recipes. Access all training programs within the app for a comprehensive fitness journey.

**Highlights:** Customizable workout sessions, Exercise video demonstrations, Progress tracking and logging, Integrated charge calculator, Nutritional tracking and calorie recommendations, Healthy recipe library, Access to all training programs

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 mois | $5.99 | per month |
| Premium 6 mois | $34.99 | per 6 months |
| Premium 12 mois | $59.99 | per year |


## Frequently asked questions

### Is Metabolik free?

Metabolik is free to download, with no in-app purchases.

### Is Twinsb App free?

Twinsb App is free to download, with in-app purchases available.

### Do Metabolik or Twinsb App have ads?

Neither Metabolik nor Twinsb App shows ads.

### Which is updated more often, Metabolik or Twinsb App?

Metabolik ships an update every 4 weeks, and Twinsb App monthly. Most recently, Metabolik was updated on October 30, 2026 and Twinsb App on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*