# TRAINDOO Coach vs Gain.

The clearest difference is update cadence: Gain. at every 9 days against TRAINDOO Coach's every 2 months. TRAINDOO Coach's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

TRAINDOO Coach ships an update every 2 months, Gain. every 9 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TRAINDOO Coach | Gain. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 70 MB | 62 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [nutrilize GmbH](https://appshunter.io/developer/1521442832) | [Gain. Fitness GmbH](https://appshunter.io/developer/1831201712) |

## What reviewers say

### TRAINDOO Coach

[App page](https://appshunter.io/ios/app/traindoo-coach/id6738584275)

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

**In-app purchases:** none


### Gain.

[App page](https://appshunter.io/ios/app/gain/id6749566903)

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

**In-app purchases:** none


## Frequently asked questions

### Is TRAINDOO Coach free?

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

### Is Gain. free?

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

### Do TRAINDOO Coach or Gain. have ads?

Neither TRAINDOO Coach nor Gain. shows ads.

### Which is updated more often, TRAINDOO Coach or Gain.?

TRAINDOO Coach ships an update every 2 months, and Gain. every 9 days. Most recently, TRAINDOO Coach was updated on October 7, 2026 and Gain. on October 24, 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.*