# Fitcheck vs TreinBase

The clearest difference is in-app purchases: Fitcheck at none against TreinBase's 3. Fitcheck also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. TreinBase sells 3 in-app purchases, starting at $1.99 per month. Fitcheck asks for nothing beyond the download.

Fitcheck ships an update weekly, TreinBase every 2 weeks. The most recent releases landed on October 10, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Fitcheck | TreinBase |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fitcheck/id1592518589/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free | — |
| Size | 62 MB | 52 MB |
| Requires iOS | **15.5** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [INBD Engenharia Eletrônica](https://appshunter.io/developer/1592518591) | [Iago de Andrade Marques](https://appshunter.io/developer/6773030658) |

## What reviewers say

### Fitcheck

[App page](https://appshunter.io/ios/app/fitcheck/id1592518589)

Monitor athlete performance with comprehensive metrics like VO2 Max, heart rate, and body composition. Create high-quality assessments and generate detailed PDF/CSV reports for efficient progress tracking.

**Highlights:** VO2 Max monitoring, Heart rate tracking, Body composition analysis, Ventilometry assessments, PDF and CSV report generation, Athlete progress tracking

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

**In-app purchases:** none


### TreinBase

[App page](https://appshunter.io/ios/app/treinbase/id6773030656)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Mensal | $1.99 | per month |
| Pro Mensal | $5.99 | per month |
| Pro IA Mensal | $9.99 | per month |


## Frequently asked questions

### Is Fitcheck free?

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

### Is TreinBase free?

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

### Do Fitcheck or TreinBase have ads?

Neither Fitcheck nor TreinBase shows ads.

### Which is updated more often, Fitcheck or TreinBase?

Fitcheck ships an update weekly, and TreinBase every 2 weeks. Most recently, Fitcheck was updated on October 10, 2026 and TreinBase on September 25, 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.*