Twitch, YouTube, X, and TikTok Stream Translation That Just Works
StreamTranslate brings real-time stream translation to Twitch, YouTube, X, and TikTok. Speak in your language, and your international viewers see live translated subtitles — no lag, no manual effort.
Start Translating Your Stream →Last updated: March 20, 2026
Quick Answer
Twitch, YouTube, X, and TikTok stream translation adds live subtitles in a different language to your stream as you speak. StreamTranslate transcribes your audio in real time using advanced AI and translates it into 65 languages as an OBS overlay. Setup takes 2 minutes — no plugin install or GPU required.
Why You Need Twitch, YouTube, X, and TikTok Stream Translation
The Twitch, YouTube, X, and TikTok audience is global — but most streamers only reach viewers who speak their language. With Twitch stream translation, you automatically become accessible to viewers from dozens of countries.
StreamTranslate works by transcribing your speech in real time using advanced AI, then translating it instantly via neural machine translation, and finally rendering the subtitles as an OBS overlay on your live broadcast. The entire pipeline runs in under a second.
You don't need to change how you stream. Just open the control panel in a browser tab, add the overlay to OBS, and your stream becomes multilingual.
Supported Translation Languages
Choose any combination of source and target languages:
Quick Setup for Twitch, YouTube, X, and TikTok Streamers
Open StreamTranslate
Go to streamtranslate.live/control and select your language pair (e.g., English → Spanish).
Add overlay to OBS
Copy the overlay URL and add it as a Browser Source in OBS. Place it at the bottom of your scene.
Stream on Twitch, YouTube, X, and TikTok as normal
Go live on Twitch, YouTube, X, and TikTok. StreamTranslate handles all the transcription and translation automatically while you focus on content.
Frequently Asked Questions
How do I translate my Twitch, YouTube, X, and TikTok stream in real time?
Use StreamTranslate: go to streamtranslate.live/control, set your speaking language and target translation language, copy the overlay URL, and add it as a Browser Source in OBS. Translated subtitles appear on your stream as you speak.
What languages does Twitch, YouTube, X, and TikTok stream translation support?
StreamTranslate supports 65 languages including Spanish, Portuguese, Korean, Japanese, French, German, Arabic, and more.
How much delay is there with stream translation?
StreamTranslate delivers translated subtitles with under 500ms of latency — fast enough that viewers can follow your conversation in real time.
StreamTranslate Team
Published by the StreamTranslate team. We build real-time live stream translation tools for Twitch, Kick, and YouTube, X, and TikTok streamers.
Reach every viewer, regardless of language
Try Twitch Stream Translation FreeStreamTranslate vs Maestra vs Captions.ai vs LocalVocal
The four most-considered tools for live stream captions and translation in 2026, side by side.
| Feature | StreamTranslate | Maestra | Captions.ai | LocalVocal |
|---|---|---|---|---|
| Setup time | 60 seconds | 5–10 minutes | 3–5 minutes | 15–30 minutes |
| Install required | None — browser source URL | Web app + OBS plugin | Desktop app | OBS plugin + Whisper model download |
| CPU/GPU cost | Zero — 100% cloud | Cloud-based | Local + cloud hybrid | Heavy — local Whisper model |
| Latency | <2 seconds | 2–4 seconds | 1–3 seconds | 1–2 seconds (with good GPU) |
| Languages supported | 65 source / 65 target | 80+ (transcription only) | 15+ | 10+ (per model) |
| Translation included | Yes — built-in | Yes | Limited | No |
| Starting price | $9.99 one-time | $9/mo | $39/mo | Free (open source) |
| OBS browser source ready | Yes — drop-in URL | Limited | No | Plugin only |
| Breaks on OBS updates | Never | Rarely | N/A | Frequently — needs recompile |
| Free trial | 3 free hours every month, card required for the Free Plan; no payment unless you upgrade | 30 minutes | Watermarked free | Free always |
To be fair: LocalVocal is free and keeps everything local for privacy. Maestra has stronger transcription-only features. Captions.ai has a mature mobile app. StreamTranslate wins on setup speed, OBS reliability, and price-to-feature ratio.
Why streamers switch to StreamTranslate
- Setup actually takes 60 seconds. Most tools claim "5-minute setup" and bury 4 of those minutes in plugin install screens. We tested 100+ users from sign-in to first caption on stream — median time was 47 seconds.
- It doesn't melt your CPU. Other live caption tools eat 15-40% of available compute running Whisper or similar models locally. We run everything in our cloud — your CPU stays at game load, not 30% extra.
- It survives OBS updates. OBS plugin tools break with every major OBS version (28 → 29 → 30). Browser source tools never break — Browser Source has been a stable feature since OBS 22 (2018).
- It works on potato PCs. Streamers on M1 MacBook Airs, low-end gaming laptops, and 8GB-RAM machines all use it. The transcription burden is on our servers, not your hardware.
- Multi-language without three subscriptions. Caption AND translate AND dual-display — one URL, one bill. Most competitors charge separately for transcription, translation, and overlay rendering.
- Reasonable pricing. $9.99 for a single one-shot session. $14.99/mo for 25 hours of streaming. $34.99/mo for 50 hours plus dual-language. Compare to caption-only tools at $39-99/mo.
Setup walkthrough — 5 steps
Email-based signup. card required for the Free Plan; no payment unless you upgrade for the Free Plan with 3 hours every month.
Source language = what you speak. Target language = what your captions show in. For same-language captions, set both the same.
Each user gets a unique URL like streamtranslate.live/overlay?room=…. Copy it.
Sources → + → Browser Source → paste URL → set Width 1920 / Height 1080 → OK. The captions appear on your OBS canvas.
Speak into your mic — captions appear on the OBS preview within 1-2 seconds. Adjust font size and position from the control panel. Stream to Twitch / YouTube / Kick.
The numbers
Real use cases for twitch stream translation
- The international gaming streamer. Streams to a global audience that includes English, Spanish, Portuguese, and Korean speakers. Picks Spanish or English as source, runs dual-language captions on Pro to reach all four communities at once.
- The IRL/just-chatting host. Doesn't want viewers losing context during cooking, pet streams, or art. Captions stay on for the whole stream — accessibility for the deaf community plus retention boost from sound-off mobile viewers.
- The brand-partnered creator. Sponsorship contract requires accessibility-conformant content. Same-language captions on every stream check the WCAG 2.1 box automatically — no extra workflow needed.
- The educational broadcaster. University streams, conference talks, and webinars where Section 508 compliance matters. Captions log to transcript for compliance auditing.
- The VTuber. Avatar models don't speak — captions ARE the lip-sync for international fans. Translated captions in Japanese, Korean, Chinese unlock entire new audiences without re-recording.
- The casual hobby streamer. Just wants their stream to feel professional. $14.99/mo for clean captions = the cheapest "I take this seriously" upgrade you can make.