# OBS Controller vs TopDirector (NDI,SRT,UVC,RTSP)

The clearest difference is price: TopDirector (NDI,SRT,UVC,RTSP) at Free against OBS Controller's $1.99. TopDirector (NDI,SRT,UVC,RTSP) also leads on update cadence (every 8 days vs every 3 months) and review sentiment (34% vs 23%). OBS Controller's advantage is in-app purchases (none vs 10) and chart position (#95 vs unranked). On rating, ratings volume, ads and monetization model there is nothing between them.

TopDirector (NDI,SRT,UVC,RTSP) is free to download; OBS Controller costs $1.99 up front. TopDirector (NDI,SRT,UVC,RTSP) sells 10 in-app purchases, starting at $49.99 per year. OBS Controller asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.2 for OBS Controller against 4.1 for TopDirector (NDI,SRT,UVC,RTSP). Both are backed by a comparable volume of ratings — 52 and 113 respectively. Written reviews are what separate them: 23% of OBS Controller's written reviews are positive against 34% of TopDirector (NDI,SRT,UVC,RTSP)'s.

OBS Controller ships an update every 3 months, TopDirector (NDI,SRT,UVC,RTSP) every 8 days. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | OBS Controller | TopDirector (NDI,SRT,UVC,RTSP) |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.2 (52 ratings)](https://appshunter.io/ios/app/obs-controller/id1547228500/reviews)** | [4.1 (113 ratings)](https://appshunter.io/ios/app/topdirector-ndisrtuvcrtsp/id1581209932/reviews) |
| Number of ratings | 52 | **113** |
| Positive reviews | 23.1% of reviews | **34.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | Paid | Paid |
| Best chart rank | **#95** | — |
| Size | 29 MB | 97 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fallen Starlight AB](https://appshunter.io/developer/1547228502) | [TopDirector Corporation](https://appshunter.io/developer/1581209934) |

## What reviewers say

### OBS Controller

[App page](https://appshunter.io/ios/app/obs-controller/id1547228500)

**Currently charting:** #95 Top Paid · Photo & Video (US App Store)

Control your OBS Studio scenes and audio directly from your mobile device. This app allows you to switch scenes, manage audio sources, and control stream outputs with ease. It offers features like hiding unwanted scenes and delaying commands for synchronization.

**Highlights:** Mobile OBS scene switching, Control stream/recording output, Mute audio sources, Hide unwanted scenes, Configure command delays, Show/hide scene elements

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

**In-app purchases:** none


### TopDirector (NDI,SRT,UVC,RTSP)

[App page](https://appshunter.io/ios/app/topdirector-ndisrtuvcrtsp/id1581209932)

This app allows users to switch between multiple video sources, including external cameras and built-in device cameras, for live streaming and recording. It offers advanced features like real-time transitions, overlays, picture-in-picture effects, and remote control capabilities.

**Highlights:** Multicam switching (up to 9 inputs), Supports NDI, SRT, UVC, RTSP protocols, Real-time transitions and playback, Customizable overlays (titles, logos, clock), Picture-in-picture effects, Remote title overlay via LAN, Live sports slow-motion playback

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $49.99 | per year |
| NDI and TALLY | $4.99 | one-time |
| Enable USB(UVC) Camera Input | $4.99 | one-time |
| Screen Mirroring/AirPlay | $9.99 | one-time |
| PTZ Camera Control | $9.99 | one-time |
| Picture in Picture Watermark | $14.99 | one-time |
| Logo and Background Music | $14.99 | one-time |
| Video Scopes, Color Grading | $14.99 | one-time |
| UTitle, Title, NTitle, SuperFG | $14.99 | one-time |
| Unlimited PGM Duration | $14.99 | one-time |


## Frequently asked questions

### Is OBS Controller free?

OBS Controller costs $1.99, with no in-app purchases.

### Is TopDirector (NDI,SRT,UVC,RTSP) free?

TopDirector (NDI,SRT,UVC,RTSP) is free to download, with in-app purchases available.

### Which has better reviews, OBS Controller or TopDirector (NDI,SRT,UVC,RTSP)?

OBS Controller is rated higher. OBS Controller averages 4.2 out of 5 from 52 ratings, while TopDirector (NDI,SRT,UVC,RTSP) averages 4.1 from 113 ratings.

### Do OBS Controller or TopDirector (NDI,SRT,UVC,RTSP) have ads?

Neither OBS Controller nor TopDirector (NDI,SRT,UVC,RTSP) shows ads.

### Which is updated more often, OBS Controller or TopDirector (NDI,SRT,UVC,RTSP)?

OBS Controller ships an update every 3 months, and TopDirector (NDI,SRT,UVC,RTSP) every 8 days. Most recently, OBS Controller was updated on September 9, 2026 and TopDirector (NDI,SRT,UVC,RTSP) on September 17, 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.*