# Obsbot Start vs USB Camera to NDI

The clearest difference is rating: USB Camera to NDI at 3.9 against Obsbot Start's 2.4. USB Camera to NDI also leads on ratings volume (102 vs 22). Obsbot Start's advantage is in-app purchases (none vs 4) and iOS requirement (11.0 vs 17.6). On price, review sentiment, update cadence and ads there is nothing between them.

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

USB Camera to NDI holds the better App Store score, 3.9 against 2.4. Both are backed by a comparable volume of ratings — 22 and 102 respectively. Written reviews point the same way: 19% of Obsbot Start's written reviews are positive against 25% of USB Camera to NDI's.

Obsbot Start ships an update monthly, USB Camera to NDI every 5 weeks. Both last shipped on October 15, 2026.

## The numbers

| Metric | Obsbot Start | USB Camera to NDI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (22 ratings)](https://appshunter.io/ios/app/obsbot-start/id6449997281/reviews) | **[3.9 (102 ratings)](https://appshunter.io/ios/app/usb-camera-to-ndi/id6476429895/reviews)** |
| Number of ratings | 22 | **102** |
| Positive reviews | 19.4% of reviews | **25.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 134 MB | 41 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Remo Tech Co.,Ltd](https://appshunter.io/developer/1429660022) | [TopDirector Corporation](https://appshunter.io/developer/1581209934) |

## What reviewers say

### Obsbot Start

[App page](https://appshunter.io/ios/app/obsbot-start/id6449997281)

This app enhances your OBSBOT camera experience with AI control and one-click streaming to popular platforms. Easily switch between landscape and portrait modes, and customize image parameters on the fly to elevate your video content.

**Highlights:** AI feature control, One-click social platform streaming, Landscape/portrait mode switching, Customizable image parameters, Easy-to-use 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 Obsbot Start free?

Obsbot Start 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, Obsbot Start or USB Camera to NDI?

USB Camera to NDI is rated higher. Obsbot Start averages 2.4 out of 5 from 22 ratings, while USB Camera to NDI averages 3.9 from 102 ratings.

### Do Obsbot Start or USB Camera to NDI have ads?

Neither Obsbot Start nor USB Camera to NDI shows ads.

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

Obsbot Start ships an update monthly, and USB Camera to NDI every 5 weeks. Most recently, Obsbot Start was updated on October 15, 2026 and USB Camera to NDI on October 15, 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.*