# SmartRecorder vs USB Camera to NDI

The clearest difference is rating: USB Camera to NDI at 3.9 against SmartRecorder's 3.2. USB Camera to NDI also leads on ratings volume (102 vs 10). SmartRecorder's advantage is in-app purchases (none vs 4) and review sentiment (43% vs 25%). On price, update cadence, ads and device support there is nothing between them.

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

USB Camera to NDI holds the better App Store score, 3.9 against 3.2. That said, the two scores are not equally well evidenced: USB Camera to NDI has 102 ratings behind it against 10, so its average is the more settled of the two. Written reviews complicate that: 43% of SmartRecorder'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.

SmartRecorder ships an update every 6 weeks, USB Camera to NDI every 5 weeks. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | SmartRecorder | USB Camera to NDI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (10 ratings)](https://appshunter.io/ios/app/smartrecorder/id1461041445/reviews) | **[3.9 (102 ratings)](https://appshunter.io/ios/app/usb-camera-to-ndi/id6476429895/reviews)** |
| Number of ratings | 10 | **102** |
| Positive reviews | **42.9% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 62 MB | 41 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen DSQN Investment Co., Ltd.](https://appshunter.io/developer/1491877598) | [TopDirector Corporation](https://appshunter.io/developer/1581209934) |

## What reviewers say

### SmartRecorder

[App page](https://appshunter.io/ios/app/smartrecorder/id1461041445)

Record, edit, and manage audio and video files with advanced features like real-time monitoring, sound effect processing, and a teleprompter. Supports background operation and multi-language switching for a seamless user experience.

**Highlights:** Real-time audio monitoring, Sound effect processing (noise reduction, low cut), Audio editing (fading, cropping, splitting), High-definition 4K video recording, Teleprompter for video recording, Voice to text recognition, Background recording and playback

**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 SmartRecorder free?

SmartRecorder 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, SmartRecorder or USB Camera to NDI?

USB Camera to NDI is rated higher. SmartRecorder averages 3.2 out of 5 from 10 ratings, while USB Camera to NDI averages 3.9 from 102 ratings.

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

Neither SmartRecorder nor USB Camera to NDI shows ads.

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

SmartRecorder ships an update every 6 weeks, and USB Camera to NDI every 5 weeks. Most recently, SmartRecorder was updated on October 22, 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.*