OBS Studio does one job brilliantly: it captures your scenes, mixes your audio, encodes the result, and pushes it to a streaming server. What it was never designed to do is send that stream to five places at once. If you open Settings → Stream, you'll see a single Service and a single Server field. So how do creators use OBS to be live everywhere simultaneously? The answer is to change where OBS points.
What you'll need before you start
Multistreaming with OBS doesn't require much, but it's worth having these ready:
- OBS Studio installed and working — you can already go live to a single platform.
- Accounts on each platform you want to reach, with live streaming enabled (some accounts need to be verified or have a small following before live is unlocked).
- A restreaming service account if you're using Method 1 below — this is what fans your single feed out to every destination.
- A stable upload connection — at least 6 Mbps for a clean 1080p feed to a service; considerably more if you duplicate locally.
With those in place, the setup takes about ten minutes.
Can OBS multistream on its own?
Traditionally, no — a stock OBS install sends one output to one destination. Newer OBS versions and community plugins can push several outputs at once, but there's a catch worth understanding before you go that route: when OBS duplicates the stream on your own computer, each extra destination uses another slice of your upload bandwidth and more CPU/GPU. Streaming 1080p to three platforms locally means uploading roughly three times the data at once. On most home connections that's the fastest way to drop frames.
That's why the cleanest method is to let OBS send one stream to a restreaming service, and let that service do the fan-out on fast servers. Your upload only ever carries a single feed, and each platform gets a full-quality copy. Below we cover that method in full, then the local plugin route for completeness.
Method 1 — OBS + a restreaming service (recommended)
This is how most creators multistream reliably. You keep your entire OBS setup exactly as it is; you only change the Server and Stream Key so OBS points at your restreaming service instead of at a single platform.
Step 1 — Connect your platforms in the service
Sign in to your restreaming dashboard and add each destination you want: YouTube, Twitch, Kick, TikTok, or any custom RTMP target. Facebook is smoothest when it connects through its official Page API — with StreamTiler you pick the Page and you're done, with no stream key to copy or refresh.
Step 2 — Copy your ingest URL and key
The service gives you a single ingest server address and a stream key. This is the one address OBS will push to. Everything you connected in Step 1 receives a copy from there.
Step 3 — Paste it into OBS
In OBS, open Settings → Stream, set Service to "Custom…", paste the ingest server into Server, and paste the key into Stream Key. Click Apply. From now on, OBS talks to your service, and your service talks to every platform.
Step 4 — Dial in your output settings
Because every platform receives the same copy, encode once at a quality they can all accept (settings below). Then click Start Streaming in OBS. Your service lights up each destination and you're live everywhere from a single button.
Method 2 — Duplicating the stream locally
If you'd rather not use a service, you can make OBS push multiple RTMP outputs from your own machine — either with a recent OBS version's multiple-output feature or with a long-standing community multi-RTMP plugin. You add each platform's server and key as its own output and start them together.
It's genuinely free, but be honest about the trade-offs:
- Bandwidth multiplies. Every destination is another full upload. Three platforms at 6,000 kbps needs ~18 Mbps of sustained upload, plus headroom.
- Your PC does more work. More outputs mean more encoding and networking load on the same machine that's running your game or production.
- No safety net. If your connection hiccups, every destination hiccups at once, and you're the one who has to notice and restart.
Local duplication can be perfectly fine for two destinations on a strong fibre connection. For three or more, or for anything high-stakes, a service is far steadier. We compare the economics in depth in Cloud vs Local Multistreaming.
Recommended OBS settings for multistreaming
These settings keep the widest range of platforms happy at once:
- Output mode: Advanced, so you can control the encoder precisely.
- Rate control: CBR (constant bitrate) — platforms expect a steady rate.
- Bitrate: 4,500–6,000 kbps for 1080p, 2,500–4,000 kbps for 720p. Stay under the lowest ceiling among your destinations.
- Keyframe interval: 2 seconds. This is important — several platforms require a 2-second keyframe interval and will reject or stutter otherwise.
- Encoder: hardware (NVENC / AMD / QuickSync) if you're gaming on the same PC, so encoding doesn't steal frames from your game; x264 if you have a dedicated streaming machine and want maximum quality per bitrate.
- Resolution & FPS: 1920×1080 at 30 or 60 fps is the safe standard. Match your output resolution to your base canvas to avoid scaling.
Because you encode once and the service copies that exact stream, you don't need per-platform profiles — one good profile serves them all.
Troubleshooting common issues
One platform isn't going live
Almost always a destination-side setting: live streaming not enabled on that account, an expired stream key, or a channel still in a new-account waiting period. Check that platform's own live dashboard first.
Dropped or laggy frames
If you're duplicating locally, you're likely out of upload bandwidth — reduce bitrate or move to a service. If you're on a service and still dropping, lower your OBS bitrate; the bottleneck is the single hop from you to the ingest server.
Audio out of sync on one platform
Restart that single output. A good service reconnects an individual destination without touching the others, so you rarely have to stop the whole broadcast.
I can't keep up with chat on every platform
This isn't an OBS problem, but it's the most common surprise for new multistreamers. When you're live on four platforms, you have four separate chats. Use a free chat-aggregation tool to pull them into one window so you can respond without tabbing between sites, and consider adding an on-screen note telling viewers which platforms you're live on. It keeps the community feeling connected even though the conversations are happening in different places.
Go live everywhere from one OBS
The winning formula is simple: keep OBS as your production tool, point it at a single ingest URL, and let a restreaming service handle the fan-out so your upload and your CPU only ever do the work of one stream. If you want that plus the option to stream straight from your PC when you feel like it, StreamTiler starts at $3/mo and works with OBS, Streamlabs, vMix and any RTMP encoder.