# DoctorAI vs MRI MASTER

The clearest difference is review sentiment: DoctorAI at 100% against MRI MASTER's 74%. DoctorAI also leads on rating (4.7 vs 4.5) and update cadence (every 3 weeks vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. DoctorAI sells 5 in-app purchases, starting at $4.99 per month and MRI MASTER sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DoctorAI holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 23 and 50 respectively. Written reviews point the same way: 100% of DoctorAI's written reviews are positive against 74% of MRI MASTER's.

DoctorAI ships an update every 3 weeks, MRI MASTER every 2 months. Both last shipped on November 7, 2026.

## The numbers

| Metric | DoctorAI | MRI MASTER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (23 ratings)](https://appshunter.io/ios/app/doctorai/id1613504112/reviews)** | [4.5 (50 ratings)](https://appshunter.io/ios/app/mri-master/id1627990872/reviews) |
| Number of ratings | 23 | **50** |
| Positive reviews | **100.0% of reviews** | 74.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 73 MB | 87 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [DOCTORAI Ltd](https://appshunter.io/developer/1711300888) | [REJOSH GEORGE](https://appshunter.io/developer/1627990874) |

## What reviewers say

### DoctorAI

[App page](https://appshunter.io/ios/app/doctorai/id1613504112)

This AI-powered study tool helps medical students and professionals understand complex topics. Scan pages, ask questions by voice or text, and receive structured answers with sources. Organize your learning with highlights, notes, and searchable conversations.

**Highlights:** AI-powered study assistance, Voice, text, and scan input, Structured answers with sources, Highlighting and note-taking, Cross-device synchronization, Multi-language support

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DoctorAI Basic | $4.99 | per month |
| DoctorAI Pro | $9.99 | per month |
| 250 credits | $0.99 | one-time |
| 750 credits | $1.99 | one-time |
| 2250 credits | $4.99 | one-time |


### MRI MASTER

[App page](https://appshunter.io/ios/app/mri-master/id1627990872)

This app serves as a comprehensive guide for MRI students, radiologists, and technologists. It offers detailed scan planning, a vast protocol library, and in-depth explanations of anatomy, techniques, and physics. It also includes a pathology atlas and an artifact encyclopedia to aid in learning and practice.

**Highlights:** MRI Scan Planning, Protocol Library, Full-Body Anatomy in 3 Planes, Techniques & Parameter Guidance, Sequence Physics & Characteristics, Pathology Atlas, Artifact Encyclopedia

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MRI MASTER OFFLINE VERSION | $10.99 | one-time |


## Frequently asked questions

### Is DoctorAI free?

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

### Is MRI MASTER free?

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

### Which has better reviews, DoctorAI or MRI MASTER?

DoctorAI is rated higher. DoctorAI averages 4.7 out of 5 from 23 ratings, while MRI MASTER averages 4.5 from 50 ratings.

### Do DoctorAI or MRI MASTER have ads?

Neither DoctorAI nor MRI MASTER shows ads.

### Which is updated more often, DoctorAI or MRI MASTER?

DoctorAI ships an update every 3 weeks, and MRI MASTER every 2 months. Most recently, DoctorAI was updated on November 7, 2026 and MRI MASTER on November 7, 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.*