# WOF vs TK

The clearest difference is review sentiment: WOF at 94% against TK's 64%. WOF also leads on device support (3 vs 1) and iOS requirement (15.5 vs 18.0). TK's advantage is monetization model (free vs ad-supported). 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 5 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | WOF | TK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.4 (15 ratings)](https://appshunter.io/ios/app/tk-ident/id6468877043/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | **93.8% of reviews** | 64.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 84 MB | 192 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Corpora Fitness GmbH& Co.KG](https://appshunter.io/developer/573467286) | [Techniker Krankenkasse (TK)](https://appshunter.io/developer/355493231) |

## What reviewers say

### WOF

[App page](https://appshunter.io/ios/app/wof/id1570425972)

Create custom workout plans, access professional exercise videos, and track your training progress. Engage with a community of athletes, stay updated on offers, and participate in live classes.

**Highlights:** Custom workout creation, Professional exercise videos, Training progress tracking, Live class participation, Training diary, Community connection

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

**In-app purchases:** none


### TK

[App page](https://appshunter.io/ios/app/tk-ident/id6468877043)

This app allows secure access to digital health services using your health insurance ID. It enables login to various health applications, manages registered devices, and handles consent settings for your health data.

**Highlights:** Create and use personal health ID, Login to digital health applications, Manage registered devices, Manage consents and authorizations, Secure identification via ID card or health card

**In-app purchases:** none


## Frequently asked questions

### Is WOF free?

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

### Is TK free?

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

### Do WOF or TK have ads?

Neither WOF nor TK shows ads.

### Which is updated more often, WOF or TK?

WOF ships an update every 5 weeks, and TK every 5 weeks. Most recently, WOF was updated on October 24, 2026 and TK on October 30, 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.*