# mRay vs HeSeL reader

The clearest difference is review sentiment: mRay at 100% against HeSeL reader's 0%. mRay also leads on rating (3.8 vs 1.0) and ratings volume (4 vs 1). HeSeL reader's advantage is iOS requirement (11.0 vs 15.0). On price, update cadence, 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 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 100% of mRay's written reviews are positive against 0% of HeSeL reader's.

mRay ships an update every 2 months, HeSeL reader monthly. The most recent releases landed on September 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | mRay | HeSeL reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/mray/id494895241/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/hesel-reader/id708895861/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 19 MB | 47 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [mbits imaging GmbH](https://appshunter.io/developer/1112070954) | [HeSeL Inc.](https://appshunter.io/developer/733698351) |

## 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


### HeSeL reader

[App page](https://appshunter.io/ios/app/hesel-reader/id708895861)

Organize and store personal health records, including medical images and documents, on your mobile device. Access files offline and share them with doctors for better consultations and reduced unnecessary examinations.

**Highlights:** Store personal health records, Organize medical images (DICOM), Manage PDF documents, Offline access to files, Share records with doctors, Import files from CD/DVD

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is mRay free?

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

### Is HeSeL reader free?

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

### Which has better reviews, mRay or HeSeL reader?

mRay is rated higher. mRay averages 3.8 out of 5 from 4 ratings, while HeSeL reader averages 1.0 from 1 ratings.

### Do mRay or HeSeL reader have ads?

Neither mRay nor HeSeL reader shows ads.

### Which is updated more often, mRay or HeSeL reader?

mRay ships an update every 2 months, and HeSeL reader monthly. Most recently, mRay was updated on September 23, 2026 and HeSeL reader on October 8, 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.*