# FSR Doctor vs GP Study Hub

The clearest difference is update cadence: GP Study Hub at every 3 weeks against FSR Doctor's every 14 months. FSR Doctor's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FSR Doctor ships an update every 14 months, GP Study Hub every 3 weeks. The most recent releases landed on September 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | FSR Doctor | GP Study Hub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Size | 31 MB | 26 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Integral Diagnostics Ltd](https://appshunter.io/developer/1183344031) | [HUNGRY SOURCE PTY LTD](https://appshunter.io/developer/526656571) |

## What reviewers say

### FSR Doctor

[App page](https://appshunter.io/ios/app/fsr-doctor/id1334526865)

**Features:** macOS Compatibility

**In-app purchases:** none


### GP Study Hub

[App page](https://appshunter.io/ios/app/gp-study-hub/id6742392003)

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

**In-app purchases:** none


## Frequently asked questions

### Is FSR Doctor free?

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

### Is GP Study Hub free?

GP Study Hub is free to download, with no in-app purchases.

### Do FSR Doctor or GP Study Hub have ads?

Neither FSR Doctor nor GP Study Hub shows ads.

### Which is updated more often, FSR Doctor or GP Study Hub?

FSR Doctor ships an update every 14 months, and GP Study Hub every 3 weeks. Most recently, FSR Doctor was updated on September 10, 2026 and GP Study Hub on September 26, 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.*