# Kagerullen vs GastroScan

The clearest difference is in-app purchases: Kagerullen at none against GastroScan's 5. Kagerullen also leads on iOS requirement (10.0 vs 15.1). GastroScan's advantage is update cadence (fortnightly vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. GastroScan sells 5 in-app purchases, starting at $7.99 per month. Kagerullen asks for nothing beyond the download.

Kagerullen ships an update every 5 months, GastroScan fortnightly. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kagerullen | GastroScan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Size | 44 MB | 60 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dr. Oetker Danmark A/S](https://appshunter.io/developer/1101124182) | [GastroScan ApS](https://appshunter.io/developer/1866264822) |

## What reviewers say

### Kagerullen

[App page](https://appshunter.io/ios/app/kagerullen/id1101124183)

**Features:** macOS Compatibility

**In-app purchases:** none


### GastroScan

[App page](https://appshunter.io/ios/app/gastroscan/id6757345720)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GastroScan Pro Monthly | $7.99 | per month |
| GastroScan Pro Annual | $69.99 | per year |
| 5 extra scans. | $0.99 | one-time |
| 10 extra scans | $1.99 | one-time |
| 20 extra scans | $2.99 | one-time |


## Frequently asked questions

### Is Kagerullen free?

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

### Is GastroScan free?

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

### Do Kagerullen or GastroScan have ads?

Neither Kagerullen nor GastroScan shows ads.

### Which is updated more often, Kagerullen or GastroScan?

Kagerullen ships an update every 5 months, and GastroScan fortnightly. Most recently, Kagerullen was updated on October 12, 2026 and GastroScan 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.*