# RTMP Broadcaster vs OBS 4K

RTMP Broadcaster and OBS 4K both sit at 4.7 stars, but that hides the real split: 57% of RTMP Broadcaster's written reviews are positive against 29% of OBS 4K's. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. RTMP Broadcaster sells 3 in-app purchases, starting at $12.99 per 7 days and OBS 4K sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for RTMP Broadcaster against 4.8 for OBS 4K. Both are backed by a comparable volume of ratings — 30 and 23 respectively. Written reviews are what separate them: 57% of RTMP Broadcaster's written reviews are positive against 29% of OBS 4K's.

RTMP Broadcaster ships an update every 3 weeks, OBS 4K monthly. Both last shipped on October 14, 2026.

## The numbers

| Metric | RTMP Broadcaster | OBS 4K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (30 ratings)](https://appshunter.io/ios/app/rtmp-broadcaster-live-stream/id6747631361/reviews) | **[4.8 (23 ratings)](https://appshunter.io/ios/app/obs-4k/id6759115725/reviews)** |
| Number of ratings | **30** | 23 |
| Positive reviews | **57.1% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 27 MB | 4 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [WarthogLab](https://appshunter.io/developer/890415554) | [Huseyin Bagana](https://appshunter.io/developer/1537624907) |

## What reviewers say

### RTMP Broadcaster

[App page](https://appshunter.io/ios/app/rtmp-broadcaster-live-stream/id6747631361)

Broadcast live video from your iPhone to various platforms and media servers using multiple protocols. Offers HD streaming, camera control, custom watermarks, and low latency.

**Highlights:** HD video and AAC audio encoding, Support for RTMP, RTMPS, RTSP, RTSPS, and SRT protocols, Low latency streaming, Front and back camera support with live switching, Customizable logo watermark, White-label streaming option, Bluetooth microphone support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Subscription | $12.99 | per 7 days |
| Yearly Pro Subscription | $59.99 | per year |
| Pro Subscription Lifetime | $79.99 | one-time |


### OBS 4K

[App page](https://appshunter.io/ios/app/obs-4k/id6759115725)

Transform your iPhone into a professional 4K webcam for your Mac. Stream in high resolution with ultra-low latency and advanced controls. Ideal for video conferencing, live streaming, and content creation.

**Highlights:** 4K, 1080p, 720p streaming, Ultra-low latency, H.265 hardware encoding, Multiple lens support, Full zoom and exposure control, Custom stream profiles

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OBS 4K Pro Monthly | $5.99 | per month |
| OBS 4K Pro Yearly | $79.99 | per year |
| OBS 4K Pro Lifetime | $103.99 | one-time |


## Frequently asked questions

### Is RTMP Broadcaster free?

RTMP Broadcaster is free to download, with in-app purchases available.

### Is OBS 4K free?

OBS 4K is free to download, with in-app purchases available.

### Which has better reviews, RTMP Broadcaster or OBS 4K?

OBS 4K is rated higher. RTMP Broadcaster averages 4.7 out of 5 from 30 ratings, while OBS 4K averages 4.8 from 23 ratings.

### Do RTMP Broadcaster or OBS 4K have ads?

Neither RTMP Broadcaster nor OBS 4K shows ads.

### Which is updated more often, RTMP Broadcaster or OBS 4K?

RTMP Broadcaster ships an update every 3 weeks, and OBS 4K monthly. Most recently, RTMP Broadcaster was updated on October 14, 2026 and OBS 4K on October 14, 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.*