Yes, you can caption your Twitch stream for free in 2026. StreamTranslate has a free tier that delivers real-time AI captions via OBS browser source — no payment required to start. Here is the complete setup guide.
Try StreamTranslate FreeThere are a handful of free Twitch captioning approaches. The OBS Closed Captions plugin is free but English-only and inaccurate on gaming content. StreamTranslate's free tier uses Deepgram Nova-2 and delivers dramatically better quality — the clear winner.
Go to streamtranslate.live and create a free account (no credit card). Copy your browser source URL from the dashboard. In OBS, add a Browser Source with your StreamTranslate URL at 1920x1080. Position it on your Twitch scene. Go live. That is it.
The free tier lets you fully test caption quality and accuracy on your stream. When you want to remove any usage limits or unlock translation into 125+ languages, upgrade to a paid plan at streamtranslate.live/pricing.
Create a StreamTranslate account and use real-time captions on your Twitch stream at no cost.
Even on the free tier, StreamTranslate uses Deepgram Nova-2 — 95%+ accuracy on gaming content.
Add to OBS in 2 minutes. No plugin installation, no OBS version requirements.
Move to a paid plan when you want translation or extended streaming — no pressure, no auto-charge on free tier.
StreamTranslate has a free tier with real-time AI captions — the most fully featured free option for Twitch captioning.
Using StreamTranslate's free tier plus OBS browser source, yes — completely free Twitch captions with no time limits on testing.
The OBS Closed Captions plugin is free but English-only with low accuracy. StreamTranslate's free tier is a better choice for quality captions.
StreamTranslate's free tier is available indefinitely for testing. See streamtranslate.live/pricing for the differences between free and paid plans.
StreamTranslate's Deepgram Nova-2 AI achieves 95%+ accuracy even on the free tier — far better than any other free captioning option for gaming streams.