# Quasmo vs RxDx

The clearest difference is in-app purchases: Quasmo at none against RxDx's 44. Quasmo also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.3). RxDx's advantage is update cadence (weekly vs every 23 months). On price and device support there is nothing between them.

Both are free to download. RxDx sells 44 one-off in-app purchases. Quasmo asks for nothing beyond the download.

Quasmo ships an update every 23 months, RxDx weekly. The most recent releases landed on September 29, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Quasmo | RxDx |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 38.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 23 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 28 MB | 43 MB |
| Requires iOS | **12.0** | 15.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Quality scientific and mechanical works](https://appshunter.io/developer/1738599718) | [DHALLOWS EDUCATION TECH PRIVATE LIMITED](https://appshunter.io/developer/1742693787) |

## What reviewers say

### Quasmo

[App page](https://appshunter.io/ios/app/quasmo/id6480269296)

**Features:** macOS Compatibility

**In-app purchases:** none


### RxDx

[App page](https://appshunter.io/ios/app/rxdx/id6499187095)

This educational platform offers comprehensive medical learning resources for doctors and students globally. Access expert video lectures, practice questions for major exams, concise notes, surgical clips, and digital pathology slides to enhance clinical skills and exam preparation.

**Highlights:** Expert video lectures, Practice questions (MCQs, clinical cases), Downloadable concise notes, Real-life surgical video clips, High-resolution digital pathology slides, Global medical curriculum coverage

**In-app purchases (44)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Med Test Plan | $0.99 | one-time |
| Path Trial Pack | $0.99 | one-time |
| BDS Trial Pack | $0.99 | one-time |
| MDS Pro Trail Pack | $0.99 | one-time |
| MDS Pro 3 Trail 25 | $0.99 | one-time |
| RxDx MDS Test | $0.99 | one-time |
| MDS Lite 3 Months | $19.99 | one-time |
| MDS Lite | $29.99 | one-time |
| MDS Lite 6 | $39.99 | one-time |
| MDS Lite 6Months | $49.99 | one-time |
| MDS Pro 3Months | $49.99 | one-time |
| MDS Lite 6 Months | $49.99 | one-time |
| Emergency_Medicine_Pro_3month | $59.99 | one-time |
| Derma_Pro_3month | $59.99 | one-time |
| NEET SS/ FRCPath 6Months | $59.99 | one-time |
| MDS lite 12 | $69.99 | one-time |
| Emergency_Medicine_Pro_6month | $79.99 | one-time |
| Radio 6 month | $79.99 | one-time |
| Ophthal 6 Month | $79.99 | one-time |
| ENT 6 Month | $79.99 | one-time |
| Anes 6 Month | $79.99 | one-time |
| OBG 6 Month | $79.99 | one-time |
| MDS Lite 1Year | $79.99 | one-time |
| MDS Pro 6Months | $79.99 | one-time |
| NEET SS/ FRCPath Q Bank 1Year | $79.99 | one-time |
| MDS Lite 12 Months | $79.99 | one-time |
| Anesthesia_Pro_12month | $99.99 | one-time |
| Derma_Pro_12month | $99.99 | one-time |
| Radio 12 month | $99.99 | one-time |
| Ophthal 12 Month | $99.99 | one-time |
| ENT 12 Month | $99.99 | one-time |
| Anes 12 Month | $99.99 | one-time |
| OBG 12 Month | $99.99 | one-time |
| MDS Pro 1Year | $129.99 | one-time |
| Ophthal_Pro_24month | $179.99 | one-time |
| Anesthesia_Pro_24month | $179.99 | one-time |
| Pathology Residency Program 6 | $199.99 | one-time |
| Ophthal_Pro_36month | $249.99 | one-time |
| Anesthesia_Pro_36month | $249.99 | one-time |
| Microbiology_Pro_36month | $249.99 | one-time |
| Pathology Residency Program 12 | $349.99 | one-time |
| Medicine Pro 4Years | $399.99 | one-time |
| Pathology Residency Program 24 | $499.99 | one-time |
| Pathology Residency Program 36 | $599.99 | one-time |


## Frequently asked questions

### Is Quasmo free?

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

### Is RxDx free?

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

### Do Quasmo or RxDx have ads?

RxDx shows ads; Quasmo does not.

### Which is updated more often, Quasmo or RxDx?

Quasmo ships an update every 23 months, and RxDx weekly. Most recently, Quasmo was updated on September 29, 2026 and RxDx on October 22, 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.*