# chrtz vs GFN

The clearest difference is in-app purchases: chrtz at none against GFN's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. GFN sells 2 in-app purchases, starting at $4.99 per month. chrtz asks for nothing beyond the download.

chrtz ships an update weekly, GFN every 11 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | chrtz | GFN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Size | 59 MB | 101 MB |
| Requires iOS | 16.2 | **16.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sungsu Choi](https://appshunter.io/developer/1718370500) | [PRTCL10](https://appshunter.io/developer/1837508056) |

## What reviewers say

### chrtz

[App page](https://appshunter.io/ios/app/chrtz/id6757950661)

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

**In-app purchases:** none


### GFN

[App page](https://appshunter.io/ios/app/gfn-step-counter-challenge/id6766152908)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GFN+ | $4.99 | per month |
| GFN+ | $29.99 | per year |


## Frequently asked questions

### Is chrtz free?

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

### Is GFN free?

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

### Do chrtz or GFN have ads?

Neither chrtz nor GFN shows ads.

### Which is updated more often, chrtz or GFN?

chrtz ships an update weekly, and GFN every 11 days. Most recently, chrtz was updated on October 31, 2026 and GFN on November 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.*