# DGK.Online vs CasePrep

The clearest difference is iOS requirement: DGK.Online at 10.0 against CasePrep's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | DGK.Online | CasePrep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 66 MB | 19 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Deutsche Gesellschaft fur Kardiologie - Herz- und Kreislaufforschung e.V.](https://appshunter.io/developer/1350740763) | [Daniel Spitzl](https://appshunter.io/developer/1879486285) |

## What reviewers say

### DGK.Online

[App page](https://appshunter.io/ios/app/dgkonline/id1527243295)

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

**In-app purchases:** none


### CasePrep

[App page](https://appshunter.io/ios/app/caseprep/id6759556177)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DGK.Online free?

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

### Is CasePrep free?

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

### Do DGK.Online or CasePrep have ads?

Neither DGK.Online nor CasePrep shows ads.

### Which is updated more often, DGK.Online or CasePrep?

DGK.Online ships an update every 2 months, and CasePrep every 2 months. Most recently, DGK.Online was updated on November 3, 2026 and CasePrep 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.*