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

The clearest difference is rating: TopDirector (NDI,SRT,UVC,RTSP) at 4.1 against MultiCameraSync's 1.0. TopDirector (NDI,SRT,UVC,RTSP) also leads on review sentiment (38% vs 0%) and update cadence (every 10 days vs every 2 months). MultiCameraSync's advantage is in-app purchases (none vs 10) and iOS requirement (14.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. TopDirector (NDI,SRT,UVC,RTSP) sells 10 in-app purchases, starting at $49.99 per year. MultiCameraSync asks for nothing beyond the download.

TopDirector (NDI,SRT,UVC,RTSP) holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: TopDirector (NDI,SRT,UVC,RTSP) has 114 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 38% of TopDirector (NDI,SRT,UVC,RTSP)'s written reviews are positive against 0% of MultiCameraSync's.

TopDirector (NDI,SRT,UVC,RTSP) ships an update every 10 days, MultiCameraSync every 2 months. The most recent releases landed on October 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | TopDirector (NDI,SRT,UVC,RTSP) | MultiCameraSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (114 ratings)](https://appshunter.io/ios/app/topdirector-ndisrtuvcrtsp/id1581209932/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/multicamerasync/id6447541517/reviews) |
| Number of ratings | **114** | 1 |
| Positive reviews | **37.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 98 MB | 38 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [TopDirector Corporation](https://appshunter.io/developer/1581209934) | [Ignacio Orona](https://appshunter.io/developer/1523238741) |

## What reviewers say

### 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 |

**What reviewers like**

- 💡 Game-changer for portable churches
- 💡 Zero wires, no tangled mess
- 💡 Flexible upgrades, not forced bloat
- 💡 Saves money compared to traditional setups
- 💡 Bluetooth video switcher integration

**What reviewers complain about**

- 💸 Hidden pricing, very expensive
- 💸 Burned money, no refund
- 💸 Waste of money
- 💸 Not a cheap app with IAPs
- 💸 Expensive product

**Reported bugs**

- Crashes at opening on iPad Pro M2
- iPad camera always 30fps despite correct config
- App freezes when syncing iPad Pro with iPhone
- App crashes every time after latest update
- App won't open if 'Don't allow' is selected for album access

**Requested features**

- PIP templates with square or round screens
- Scrolling text in overlays
- Ability to replay, back-forward, adjust speed, freeze
- RTMP input support
- OSC control for Stream Decks


### MultiCameraSync

[App page](https://appshunter.io/ios/app/multicamerasync/id6447541517)

Easily synchronize multiple iPhones for simultaneous recording. Control all cameras from a single device, ensuring perfectly timed footage from every angle. Ideal for live events and multi-angle video capture.

**Highlights:** Synchronize multiple iPhones, Control all cameras from one device, Simultaneous start/stop recording, Preview footage from each camera, Customize individual camera settings, Intuitive and user-friendly interface

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

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

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

### Is MultiCameraSync free?

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

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

TopDirector (NDI,SRT,UVC,RTSP) is rated higher. TopDirector (NDI,SRT,UVC,RTSP) averages 4.1 out of 5 from 114 ratings, while MultiCameraSync averages 1.0 from 1 ratings.

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

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

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

TopDirector (NDI,SRT,UVC,RTSP) ships an update every 10 days, and MultiCameraSync every 2 months. Most recently, TopDirector (NDI,SRT,UVC,RTSP) was updated on October 22, 2026 and MultiCameraSync on October 6, 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.*