# TK vs Avi Medical

The clearest difference is rating: TK at 4.3 against Avi Medical's 1.8. TK also leads on review sentiment (81% vs 39%). Avi Medical's advantage is update cadence (every 8 days vs monthly). On price, ratings volume, 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.

TK holds the better App Store score, 4.3 against 1.8. Both are backed by a comparable volume of ratings — 22 and 8 respectively. Written reviews point the same way: 81% of TK's written reviews are positive against 39% of Avi Medical's.

TK ships an update monthly, Avi Medical every 8 days. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | TK | Avi Medical |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (22 ratings)](https://appshunter.io/ios/app/tk-doc/id1435903815/reviews)** | [1.8 (8 ratings)](https://appshunter.io/ios/app/avi-medical/id1526797754/reviews) |
| Number of ratings | **22** | 8 |
| Positive reviews | **81.0% of reviews** | 39.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Free | Free |
| Size | 44 MB | 59 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Techniker Krankenkasse (TK)](https://appshunter.io/developer/355493231) | [Avi Medical GmbH](https://appshunter.io/developer/1526797756) |

## What reviewers say

### TK

[App page](https://appshunter.io/ios/app/tk-doc/id1435903815)

Access medical consultations, advice, and appointment scheduling all in one place. Get quick information on symptoms, lab results, and medical abbreviations. Find doctors and receive expert dental advice.

**Highlights:** Video consultations with doctors, 24/7 medical advice via chat or phone, Appointment scheduling, Symptom checker, Lab value checker, ICD code search, Dental prosthesis advice

**In-app purchases:** none


### Avi Medical

[App page](https://appshunter.io/ios/app/avi-medical/id1526797754)

Manage your healthcare appointments, communicate with your doctor, and access medical documents. Fill out patient questionnaires digitally to save time and receive personalized updates on your health and practice offers.

**Highlights:** Book and manage appointments, Video consultations, Receive SMS reminders, Access lab results and documents, Send messages and requests, Complete patient questionnaires, Stay updated on offers

**In-app purchases:** none


## Frequently asked questions

### Is TK free?

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

### Is Avi Medical free?

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

### Which has better reviews, TK or Avi Medical?

TK is rated higher. TK averages 4.3 out of 5 from 22 ratings, while Avi Medical averages 1.8 from 8 ratings.

### Do TK or Avi Medical have ads?

Neither TK nor Avi Medical shows ads.

### Which is updated more often, TK or Avi Medical?

TK ships an update monthly, and Avi Medical every 8 days. Most recently, TK was updated on November 6, 2026 and Avi Medical on November 7, 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.*