# Osmosis vs Plabable for PA

The clearest difference is ratings volume: Osmosis at 3.9K against Plabable for PA's 1. Osmosis also leads on chart position (#94 vs unranked). Plabable for PA's advantage is review sentiment (72% vs 47%) and iOS requirement (13.0 vs 16.6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Osmosis sells 10 in-app purchases, starting at $16.99 per month and Plabable for PA sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Plabable for PA holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Osmosis has 3.9K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 47% of Osmosis's written reviews are positive against 72% of Plabable for PA's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Osmosis | Plabable for PA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (3.9K ratings)](https://appshunter.io/ios/app/osmosis-med-school-study-app/id646540641/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/plabable-for-pa/id1504080359/reviews)** |
| Number of ratings | **3.9K** | 1 |
| Positive reviews | 47.4% of reviews | **72.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#94** | — |
| Size | 70 MB | 87 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Knowledge Diffusion](https://appshunter.io/developer/646540644) | [Plabable Limited](https://appshunter.io/developer/1446896708) |

## What reviewers say

### Osmosis

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

**Currently charting:** #94 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 (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Osmosis Full Access Monthly | $16.99 | per month |
| Osmosis Suite Access Monthly | $49.00 | per month |
| Clinical Science 6 Month | $129.00 | per 6 months |
| Osmosis Suite Access 3 Month | $149.00 | per 3 months |
| 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


### Plabable for PA

[App page](https://appshunter.io/ios/app/plabable-for-pa/id1504080359)

Prepare for the Physician Associate National Examination (PANE) with high-yield practice questions and comprehensive revision guides. This app offers timed mock exams and evidence-based explanations to help you pass the knowledge-based assessment.

**Highlights:** High-yield practice questions, Timed mock practices, Comprehensive revision guides, Evidence-based explanations, Practice by clinical categories, Flagging questions and guides

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gems | $14.99 | one-time |
| Extend 3 Months | $29.99 | one-time |
| 3 Months | $39.99 | one-time |
| Extend 5 Months | $39.99 | one-time |
| 3 Months + Gems | $39.99 | one-time |
| 5 Months | $49.99 | one-time |
| 5 Months + Gems | $49.99 | one-time |


## Frequently asked questions

### Is Osmosis free?

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

### Is Plabable for PA free?

Plabable for PA is free to download, with in-app purchases available.

### Which has better reviews, Osmosis or Plabable for PA?

Plabable for PA is rated higher. Osmosis averages 4.8 out of 5 from 3.9K ratings, while Plabable for PA averages 5.0 from 1 ratings.

### Do Osmosis or Plabable for PA have ads?

Neither Osmosis nor Plabable for PA shows ads.

### Which is updated more often, Osmosis or Plabable for PA?

Osmosis ships an update monthly, and Plabable for PA monthly. Most recently, Osmosis was updated on November 1, 2026 and Plabable for PA on November 3, 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.*