# KOPPELKRACHT COACHING vs Trainkeep

The clearest difference is in-app purchases: KOPPELKRACHT COACHING at none against Trainkeep's 4. Trainkeep's advantage is update cadence (daily vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Trainkeep sells 4 in-app purchases, starting at $23.99 per month. KOPPELKRACHT COACHING asks for nothing beyond the download.

KOPPELKRACHT COACHING ships an update fortnightly, Trainkeep daily. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | KOPPELKRACHT COACHING | Trainkeep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 99 MB | 58 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FITsociety BV (Apps)](https://appshunter.io/developer/1756257213) | [Trainkeep LLC](https://appshunter.io/developer/900357806) |

## What reviewers say

### KOPPELKRACHT COACHING

[App page](https://appshunter.io/ios/app/koppelkracht-coaching/id6756105258)

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

**In-app purchases:** none


### Trainkeep

[App page](https://appshunter.io/ios/app/trainkeep/id6815014762)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo — monthly | $23.99 | per month |
| Pro — monthly | $37.99 | per month |
| Solo — annual | $239.99 | per year |
| Pro — annual | $379.99 | per year |


## Frequently asked questions

### Is KOPPELKRACHT COACHING free?

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

### Is Trainkeep free?

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

### Do KOPPELKRACHT COACHING or Trainkeep have ads?

Neither KOPPELKRACHT COACHING nor Trainkeep shows ads.

### Which is updated more often, KOPPELKRACHT COACHING or Trainkeep?

KOPPELKRACHT COACHING ships an update fortnightly, and Trainkeep daily. Most recently, KOPPELKRACHT COACHING was updated on October 1, 2026 and Trainkeep 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.*