# HVview vs USB Camera to NDI

The clearest difference is rating: USB Camera to NDI at 3.9 against HVview's 1.9. HVview's advantage is in-app purchases (none vs 4) and iOS requirement (8.0 vs 17.6). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. USB Camera to NDI sells 4 one-off in-app purchases. HVview asks for nothing beyond the download.

USB Camera to NDI holds the better App Store score, 3.9 against 1.9. Both are backed by a comparable volume of ratings — 51 and 102 respectively. Written reviews complicate that: 27% of HVview's written reviews are positive against 25% of USB Camera to NDI's, so the app with the better star average is not the one people write more warmly about.

HVview ships an update every 2 months, USB Camera to NDI every 5 weeks. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | HVview | USB Camera to NDI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (51 ratings)](https://appshunter.io/ios/app/hvview/id1449087413/reviews) | **[3.9 (102 ratings)](https://appshunter.io/ios/app/usb-camera-to-ndi/id6476429895/reviews)** |
| Number of ratings | 51 | **102** |
| Positive reviews | **27.0% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 57 MB | 41 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Junshixin Technology Co., Ltd](https://appshunter.io/developer/1149649841) | [TopDirector Corporation](https://appshunter.io/developer/1581209934) |

## What reviewers say

### HVview

[App page](https://appshunter.io/ios/app/hvview/id1449087413)

This application provides simple controls for operating a microscope. It is designed to streamline the process of using microscopy equipment for various applications.

**Highlights:** Simple microscope operation, Streamlined microscopy control, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### USB Camera to NDI

[App page](https://appshunter.io/ios/app/usb-camera-to-ndi/id6476429895)

This app allows you to monitor and convert UVC cameras to NDI streams in real-time. It supports various NDI formats, offers simultaneous recording to Photos, and can extend camera capabilities using HDMI adapters.

**Highlights:** Monitor UVC cameras for free, Switch between multiple UVC cameras, Real-time NDI conversion, Supports FULL NDI, NDI HX H.264, NDI HX HEVC, Record to Photos simultaneously, NDI tally status indicator

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Enable NDI Sending | $4.99 | one-time |
| Enable Recording and Snapshot | $9.99 | one-time |
| HDMI, ScreenMirroring, AirPlay | $9.99 | one-time |


## Frequently asked questions

### Is HVview free?

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

### Is USB Camera to NDI free?

USB Camera to NDI is free to download, with in-app purchases available.

### Which has better reviews, HVview or USB Camera to NDI?

USB Camera to NDI is rated higher. HVview averages 1.9 out of 5 from 51 ratings, while USB Camera to NDI averages 3.9 from 102 ratings.

### Do HVview or USB Camera to NDI have ads?

Neither HVview nor USB Camera to NDI shows ads.

### Which is updated more often, HVview or USB Camera to NDI?

HVview ships an update every 2 months, and USB Camera to NDI every 5 weeks. Most recently, HVview was updated on October 21, 2026 and USB Camera to NDI on October 23, 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.*