# Osmosis vs Concise Surgery

The clearest difference is review sentiment: Osmosis at 47% against Concise Surgery's 0%. Osmosis also leads on chart position (#98 vs unranked). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Osmosis sells 12 in-app purchases, starting at $16.99 per month and Concise Surgery sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Osmosis | Concise Surgery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.9K ratings)](https://appshunter.io/ios/app/osmosis-med-school-study-app/id646540641/reviews)** | — |
| Number of ratings | **3.9K** | — |
| Positive reviews | **47.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#98** | — |
| Size | 67 MB | 51 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Knowledge Diffusion](https://appshunter.io/developer/646540644) | [RER MedApps](https://appshunter.io/developer/1720150558) |

## What reviewers say

### Osmosis

[App page](https://appshunter.io/ios/app/osmosis-med-school-study-app/id646540641)

**Currently charting:** #98 Top Grossing · Medical (US App Store)

This app helps medical students learn complex concepts faster and retain more information. It offers animated videos, flashcards, notes, and board-style questions to prepare for exams and build clinical skills.

**Highlights:** Animated medical videos, Spaced repetition flashcards, Board-style practice questions, Downloadable notes and videos, Clinical decision-making trees, Cross-platform syncing

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Osmosis Full Access Monthly | $16.99 | per month |
| Clinical Sciences Monthly | $16.99 | per month |
| Osmosis Basic Sciences Monthly | $16.99 | per month |
| Osmosis Suite Access Monthly | $49.00 | per month |
| Clinical Science 6 Month | $129.00 | per 6 months |
| Clinical Science Access Yearly | $169.00 | per year |
| Basic Sciences Access 6 Month | $179.00 | per 6 months |
| Osmosis Full Access 6 Month | $179.99 | per 6 months |
| Osmosis Full Access Yearly | $199.99 | per year |
| Basic Sciences Access Yearly | $199.99 | per year |
| Osmosis Suite Access 6 Month | $229.00 | per 6 months |
| Osmosis Suite Access Yearly | $249.00 | per year |

**What reviewers like**

- 🚀 Great study tool
- 💡 Helpful videos and flashcards
- 👍 Engaging and easy to understand content
- 🚀 Efficient for on-the-go learning
- 👍 Customizable study experience

**What reviewers complain about**

- 🐛 Buggy app with crashes and glitches
- 🔋 Offline functionality issues
- 👎 Limited features compared to website
- 👎 Subscription confusion and billing issues
- 👎 Slow and unresponsive app performance

**Reported bugs**

- Verification email never sent
- Videos won't play or keep restarting
- Inability to access high-yield notes on app
- Flashcards and quizzes not working properly
- App getting stuck on loading/login screens

**Requested features**

- Add speech pathology to the platform
- Provide Arabic subtitles for videos
- Implement split-screen functionality
- Allow editing of flashcards on mobile
- Improve search and playlist features


### Concise Surgery

[App page](https://appshunter.io/ios/app/concise-surgery/id6738857038)

A case-based learning tool for surgery students and junior doctors. It simplifies complex surgical concepts with high-yield scenarios, focusing on clinical reasoning and exam preparation. Designed for rapid revision and confident performance in assessments.

**Highlights:** Concise case-based learning, Core general surgery topics, Applied clinical reasoning, Exam-oriented structure, OSCE and university exam preparation, Rapid revision

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $24.99 | per year |
| Lifetime Access - 50% Off | $24.99 | one-time |
| Lifetime Access | $49.99 | one-time |


## Frequently asked questions

### Is Osmosis free?

Osmosis is free to download, with in-app purchases available.

### Is Concise Surgery free?

Concise Surgery is free to download, with in-app purchases available.

### Do Osmosis or Concise Surgery have ads?

Neither Osmosis nor Concise Surgery shows ads.

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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.*