# AMBOSS Medical Knowledge vs PsychAtlas

The clearest difference is in-app purchases: PsychAtlas at none against AMBOSS Medical Knowledge's 1. PsychAtlas also leads on ads (none vs shown). AMBOSS Medical Knowledge's advantage is update cadence (monthly vs every 17 months) and ratings volume (14K vs 2). On price, rating and device support there is nothing between them.

Both are free to download. AMBOSS Medical Knowledge sells 1 in-app purchase, starting at $19.99 per month. PsychAtlas asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for AMBOSS Medical Knowledge against 5.0 for PsychAtlas. That said, the two scores are not equally well evidenced: AMBOSS Medical Knowledge has 14K ratings behind it against 2, so its average is the more settled of the two.

AMBOSS Medical Knowledge ships an update monthly, PsychAtlas every 17 months. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AMBOSS Medical Knowledge | PsychAtlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (14K ratings)](https://appshunter.io/ios/app/amboss-medical-knowledge/id1169487026/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/psychatlas/id6743687363/reviews)** |
| Number of ratings | **14K** | 2 |
| Positive reviews | 86.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 17 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#25** | — |
| Size | 70 MB | 4 MB |
| Requires iOS | **17.0** | 26.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [AMBOSS](https://appshunter.io/developer/918156225) | [Cameron Sabet](https://appshunter.io/developer/1803993569) |

## What reviewers say

### AMBOSS Medical Knowledge

[App page](https://appshunter.io/ios/app/amboss-medical-knowledge/id1169487026)

**Currently charting:** #25 Top Grossing · Medical (US App Store)

This app provides quick, reliable answers for medical professionals and students. It offers offline access to clinical information, diagnostic image interpretation, and patient care tools. Prepare for exams with high-yield content and integrate with flashcards for enhanced learning.

**Highlights:** Offline clinical knowledge access, Diagnostic image interpretation, Patient care tools (flowcharts, checklists, calculators), USMLE and Shelf exam preparation, Anki flashcard integration, Evidence-based medical content

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AMBOSS Membership | $19.99 | per month |

**What reviewers like**

- 👍 Easy to navigate and fast to find information
- 🚀 Comprehensive and clear
- 🚀 Excellent platform for learning medicine
- 🚀 Great medical resource for students and clinicians
- 🚀 Unequivocally the best platform for learning medicine

**What reviewers complain about**

- 🐛 Difficulties using the app and studying after recent update
- 🔓 App limitations like no highlighting, text size adjustment, or digital notebook
- 🐛 Occasional crashes
- 🐛 Knowledge app stopped working
- 🐛 Poor quality of questions in the question bank

**Reported bugs**

- Forced interaction with Safari from the app
- Inability to access articles and diagrams
- Tiny font size that cannot be adjusted

**Requested features**

- Add article options in clinician mode
- Bring back old highlight color
- Add dark mode
- Increase text size
- Add AI assistant to search content and provide answers


### PsychAtlas

[App page](https://appshunter.io/ios/app/psychatlas/id6743687363)

Master psychiatry with focused lessons, clinical reasoning, and thousands of practice questions. Explore 19 domains covering diagnosis, pharmacology, and treatment. Test your knowledge with customizable quizzes and daily challenges.

**Highlights:** Thousands of practice questions with explanations, 19 psychiatry domains for rapid review, Clinical reasoning cases, Medication reference, Daily challenges and customizable quizzes, Progress tracking and statistics

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

**In-app purchases:** none


## Frequently asked questions

### Is AMBOSS Medical Knowledge free?

AMBOSS Medical Knowledge is free to download, with in-app purchases available.

### Is PsychAtlas free?

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

### Which has better reviews, AMBOSS Medical Knowledge or PsychAtlas?

PsychAtlas is rated higher. AMBOSS Medical Knowledge averages 4.9 out of 5 from 14K ratings, while PsychAtlas averages 5.0 from 2 ratings.

### Do AMBOSS Medical Knowledge or PsychAtlas have ads?

AMBOSS Medical Knowledge shows ads; PsychAtlas does not.

### Which is updated more often, AMBOSS Medical Knowledge or PsychAtlas?

AMBOSS Medical Knowledge ships an update monthly, and PsychAtlas every 17 months. Most recently, AMBOSS Medical Knowledge was updated on November 11, 2026 and PsychAtlas 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.*