# Volta vs NN Marathon Rotterdam

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

Both are free to download. NN Marathon Rotterdam sells 2 in-app purchases, starting at $5.99 per year. Volta asks for nothing beyond the download.

Volta ships an update monthly, NN Marathon Rotterdam weekly. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Volta | NN Marathon Rotterdam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 102 MB | 114 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Focus On Your Sport BV](https://appshunter.io/developer/1442511412) | [Golazo Sports B.V.](https://appshunter.io/developer/1449451114) |

## What reviewers say

### Volta

[App page](https://appshunter.io/ios/app/volta/id1502243701)

**Features:** Vision Pro support

**In-app purchases:** none


### NN Marathon Rotterdam

[App page](https://appshunter.io/ios/app/nn-marathon-rotterdam/id6759012329)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PLUS Unlimited | $5.99 | per year |
| PLUS Single Event | $3.99 | one-time |


## Frequently asked questions

### Is Volta free?

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

### Is NN Marathon Rotterdam free?

NN Marathon Rotterdam is free to download, with in-app purchases available.

### Do Volta or NN Marathon Rotterdam have ads?

Neither Volta nor NN Marathon Rotterdam shows ads.

### Which is updated more often, Volta or NN Marathon Rotterdam?

Volta ships an update monthly, and NN Marathon Rotterdam weekly. Most recently, Volta was updated on October 7, 2026 and NN Marathon Rotterdam on October 5, 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.*