# NDI Test Patterns vs Vxio

The clearest difference is update cadence: Vxio at every 3 weeks against NDI Test Patterns's every 4 months. Vxio also leads on ratings volume (102 vs 2). NDI Test Patterns's advantage is iOS requirement (14.4 vs 17.0). On price, rating, review sentiment and ads there is nothing between them.

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

NDI Test Patterns holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Vxio has 102 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

NDI Test Patterns ships an update every 4 months, Vxio every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | NDI Test Patterns | Vxio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ndi-test-patterns/id1571995248/reviews)** | [4.8 (102 ratings)](https://appshunter.io/ios/app/vxio/id6475702074/reviews) |
| Number of ratings | 2 | **102** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 10 MB | 4 MB |
| Requires iOS | **14.4** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Apple TV, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Vi(z)rt, Inc](https://appshunter.io/developer/573312611) | [Chen Zhang](https://appshunter.io/developer/1724279417) |

## What reviewers say

### NDI Test Patterns

[App page](https://appshunter.io/ios/app/ndi-test-patterns/id1571995248)

Transform your mobile device into a professional NDI® test pattern generator. Send video and audio test signals, or create custom slideshows using your own images. Ideal for live video production workflows.

**Highlights:** Mobile NDI test pattern source, Audio test tone generation, Custom NDI slideshows, High-resolution photo support, Automatic NDI device recognition, iPhone and iPad compatible

**Features:** Vision Pro support

**In-app purchases:** none


### Vxio

[App page](https://appshunter.io/ios/app/vxio/id6475702074)

Stream content from NDI devices directly to your iOS device. This application acts as a monitor for NDI sources, allowing you to view content from devices like HDMI encoders on your iPhone or iPad.

**Highlights:** NDI source monitor, Stream NDI content to iOS, View HDMI encoder streams, Real-time monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NDI Test Patterns free?

NDI Test Patterns is free to download, with no in-app purchases.

### Is Vxio free?

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

### Which has better reviews, NDI Test Patterns or Vxio?

NDI Test Patterns is rated higher. NDI Test Patterns averages 5.0 out of 5 from 2 ratings, while Vxio averages 4.8 from 102 ratings.

### Do NDI Test Patterns or Vxio have ads?

Neither NDI Test Patterns nor Vxio shows ads.

### Which is updated more often, NDI Test Patterns or Vxio?

NDI Test Patterns ships an update every 4 months, and Vxio every 3 weeks. Most recently, NDI Test Patterns was updated on November 3, 2026 and Vxio on November 4, 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.*