# REMA vs Doc Chap Pro

The clearest difference is ads: Doc Chap Pro at none against REMA's shown. REMA's advantage is update cadence (every 8 days vs every 3 months) and iOS requirement (12.0 vs 15.5). On price, in-app purchases and device support there is nothing between them.

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

REMA ships an update every 8 days, Doc Chap Pro every 3 months. Both last shipped on October 16, 2026.

## The numbers

| Metric | REMA | Doc Chap Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 3 months |
| Size | 70 MB | 214 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [REMA MEDICAL TECH](https://appshunter.io/developer/1569444778) | [MERCURY GLOBAL](https://appshunter.io/developer/1811029725) |

## What reviewers say

### REMA

[App page](https://appshunter.io/ios/app/rema/id1540511460)

**In-app purchases:** none


### Doc Chap Pro

[App page](https://appshunter.io/ios/app/doc-chap-pro/id6754101547)

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

**In-app purchases:** none


## Frequently asked questions

### Is REMA free?

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

### Is Doc Chap Pro free?

Doc Chap Pro is free to download, with no in-app purchases.

### Do REMA or Doc Chap Pro have ads?

REMA shows ads; Doc Chap Pro does not.

### Which is updated more often, REMA or Doc Chap Pro?

REMA ships an update every 8 days, and Doc Chap Pro every 3 months. Most recently, REMA was updated on October 16, 2026 and Doc Chap Pro on October 16, 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.*