# Smart Training CRO vs Relay Athletic

The clearest difference is in-app purchases: Relay Athletic at none against Smart Training CRO's 9. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Smart Training CRO sells 9 in-app purchases, starting at $13.49 per month. Relay Athletic asks for nothing beyond the download.

Smart Training CRO ships an update every 2 weeks, Relay Athletic every 10 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Smart Training CRO | Relay Athletic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 35 MB | 74 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Damir Lastre](https://appshunter.io/developer/1539140482) | [Helia AI GmbH](https://appshunter.io/developer/1871273420) |

## What reviewers say

### Smart Training CRO

[App page](https://appshunter.io/ios/app/smart-training-cro/id1492449721)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Membership subscription | $13.49 | per month |
| Membership subscription | $134.99 | per year |
| Program EUR34.99 | $31.99 | one-time |
| Program EUR44.99 | $40.99 | one-time |
| Workout program EUR54.99 | $49.99 | one-time |
| Program EUR49.99 | $49.99 | one-time |
| Workout program EUR64.99 | $59.99 | one-time |
| Program EUR79.99 | $74.99 | one-time |
| Program EUR119.99 | $109.99 | one-time |


### Relay Athletic

[App page](https://appshunter.io/ios/app/relay-athletic/id6760289866)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Training CRO free?

Smart Training CRO is free to download, with in-app purchases available.

### Is Relay Athletic free?

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

### Do Smart Training CRO or Relay Athletic have ads?

Neither Smart Training CRO nor Relay Athletic shows ads.

### Which is updated more often, Smart Training CRO or Relay Athletic?

Smart Training CRO ships an update every 2 weeks, and Relay Athletic every 10 days. Most recently, Smart Training CRO was updated on October 24, 2026 and Relay Athletic on October 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.*