# OnTracx vs Sofico Gent Marathon

The clearest difference is in-app purchases: OnTracx at none against Sofico Gent Marathon's 2. OnTracx also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sofico Gent Marathon sells 2 in-app purchases, starting at $3.99 per year. OnTracx asks for nothing beyond the download.

OnTracx ships an update monthly, Sofico Gent Marathon every 3 weeks. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | OnTracx | Sofico Gent Marathon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 187 MB | 114 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ontracx](https://appshunter.io/developer/1719951264) | [Golazo Sports B.V.](https://appshunter.io/developer/1449451114) |

## What reviewers say

### OnTracx

[App page](https://appshunter.io/ios/app/ontracx/id6473828071)

**Features:** Vision Pro support

**In-app purchases:** none


### Sofico Gent Marathon

[App page](https://appshunter.io/ios/app/sofico-gent-marathon/id6752376634)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PLUS Unlimited | $3.99 | per year |
| PLUS Single Event | $1.99 | one-time |


## Frequently asked questions

### Is OnTracx free?

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

### Is Sofico Gent Marathon free?

Sofico Gent Marathon is free to download, with in-app purchases available.

### Do OnTracx or Sofico Gent Marathon have ads?

Neither OnTracx nor Sofico Gent Marathon shows ads.

### Which is updated more often, OnTracx or Sofico Gent Marathon?

OnTracx ships an update monthly, and Sofico Gent Marathon every 3 weeks. Most recently, OnTracx was updated on October 24, 2026 and Sofico Gent Marathon on October 9, 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.*