# mRay vs VidistarViewer

The clearest difference is review sentiment: mRay at 100% against VidistarViewer's 50%. mRay also leads on rating (3.8 vs 3.0) and update cadence (every 2 months vs every 30 months). VidistarViewer's advantage is iOS requirement (13.0 vs 15.0). On price, ratings volume, 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.

mRay holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 100% of mRay's written reviews are positive against 50% of VidistarViewer's.

mRay ships an update every 2 months, VidistarViewer every 30 months. The most recent releases landed on September 23, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | mRay | VidistarViewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/mray/id494895241/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/vidistarviewer/id590259379/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 30 months |
| Monetization | Free | Free |
| Size | 19 MB | 1 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [mbits imaging GmbH](https://appshunter.io/developer/1112070954) | [VidiStar, LLC](https://appshunter.io/developer/590259382) |

## What reviewers say

### mRay

[App page](https://appshunter.io/ios/app/mray/id494895241)

Access and communicate about radiological images from your mobile device. Securely view CT, MR, and other image data, share cases with colleagues via instant messaging or VoIP, and integrate with existing hospital infrastructure.

**Highlights:** Radiological image viewing (CT, MR, PR), Instant messaging and VoIP communication, Secure data encryption (AES-256), Local data storage for offline access, PACS integration, Annotations and measurements

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

**In-app purchases:** none


### VidistarViewer

[App page](https://appshunter.io/ios/app/vidistarviewer/id590259379)

Access and review medical images, videos, and diagnostic reports instantly on your mobile device. Enhance patient understanding by showing them their studies directly. Supports various diagnostic DICOM studies for comprehensive review.

**Highlights:** Instant access to medical images and reports, View still images and video clips, Review diagnostic DICOM studies, Access patient information, Review studies from any location, Patient engagement tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is mRay free?

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

### Is VidistarViewer free?

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

### Which has better reviews, mRay or VidistarViewer?

mRay is rated higher. mRay averages 3.8 out of 5 from 4 ratings, while VidistarViewer averages 3.0 from 2 ratings.

### Do mRay or VidistarViewer have ads?

Neither mRay nor VidistarViewer shows ads.

### Which is updated more often, mRay or VidistarViewer?

mRay ships an update every 2 months, and VidistarViewer every 30 months. Most recently, mRay was updated on September 23, 2026 and VidistarViewer on October 1, 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.*