# Post Op Pro vs Surgical Principles | MRCS A

The clearest difference is in-app purchases: Post Op Pro at none against Surgical Principles | MRCS A's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Surgical Principles | MRCS A sells 4 in-app purchases, starting at $2.99 per month. Post Op Pro asks for nothing beyond the download.

## The numbers

| Metric | Post Op Pro | Surgical Principles | MRCS A |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 44 MB | 71 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Rivka Development LLC](https://appshunter.io/developer/6807476396) | [RER MedApps](https://appshunter.io/developer/1720150558) |

## What reviewers say

### Post Op Pro

[App page](https://appshunter.io/ios/app/post-op-pro/id6545065313)

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

**In-app purchases:** none


### Surgical Principles | MRCS A

[App page](https://appshunter.io/ios/app/surgical-principles-mrcs-a/id6738858028)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $19.99 | per year |
| Premium 50% Off | $24.99 | one-time |
| Premium Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Post Op Pro free?

Post Op Pro is free to download, with no in-app purchases.

### Is Surgical Principles | MRCS A free?

Surgical Principles | MRCS A is free to download, with in-app purchases available.

### Do Post Op Pro or Surgical Principles | MRCS A have ads?

Neither Post Op Pro nor Surgical Principles | MRCS A 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.*