# DocCheck Flexikon vs Surgical Preparation App

The clearest difference is update cadence: Surgical Preparation App at every 3 days against DocCheck Flexikon's every 6 weeks. DocCheck Flexikon's advantage is iOS requirement (15.0 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

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

DocCheck Flexikon ships an update every 6 weeks, Surgical Preparation App every 3 days. The most recent releases landed on November 6, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DocCheck Flexikon | Surgical Preparation App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (9 ratings)](https://appshunter.io/ios/app/doccheck-flexikon/id1029519711/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 94.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 39 MB | 17 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [DocCheck AG](https://appshunter.io/developer/1785591806) | [Taylor Bellegue](https://appshunter.io/developer/1851767287) |

## What reviewers say

### DocCheck Flexikon

[App page](https://appshunter.io/ios/app/doccheck-flexikon/id1029519711)

Access a vast library of medical information, including definitions, symptoms, and therapies, through an extensive lexicon and encyclopedia. This app offers quick searches, offline access to over 80,000 articles, and comprehensive visualizations with 3D models and videos.

**Highlights:** Extensive medical lexicon and encyclopedia, Search definitions, symptoms, and therapies, Over 80,000 articles, images, and videos, Offline access to favorites, Regular content updates with peer review, 3D models, videos, and galleries for visualization

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

**In-app purchases:** none


### Surgical Preparation App

[App page](https://appshunter.io/ios/app/surgical-preparation-app/id6755076887)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DocCheck Flexikon free?

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

### Is Surgical Preparation App free?

Surgical Preparation App is free to download, with no in-app purchases.

### Do DocCheck Flexikon or Surgical Preparation App have ads?

Neither DocCheck Flexikon nor Surgical Preparation App shows ads.

### Which is updated more often, DocCheck Flexikon or Surgical Preparation App?

DocCheck Flexikon ships an update every 6 weeks, and Surgical Preparation App every 3 days. Most recently, DocCheck Flexikon was updated on November 6, 2026 and Surgical Preparation App 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.*