# VidistarViewer vs PixDx

The clearest difference is update cadence: PixDx at every 4 weeks against VidistarViewer's every 30 months. On price, ads, 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.

VidistarViewer ships an update every 30 months, PixDx every 4 weeks. The most recent releases landed on June 28, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | VidistarViewer | PixDx |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/vidistarviewer/id590259379/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 31 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [VidiStar, LLC](https://appshunter.io/developer/590259382) | [EBM Technologies, Incorporated.](https://appshunter.io/developer/404511773) |

## What reviewers say

### 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


### PixDx

[App page](https://appshunter.io/ios/app/pixdx/id6670237527)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VidistarViewer free?

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

### Is PixDx free?

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

### Do VidistarViewer or PixDx have ads?

Neither VidistarViewer nor PixDx shows ads.

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

VidistarViewer ships an update every 30 months, and PixDx every 4 weeks. Most recently, VidistarViewer was updated on June 28, 2026 and PixDx on September 10, 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.*