A head-to-head comparison to help streamers choose the right live captioning and translation tool in 2026.
Try StreamTranslate FreeStreamTranslate is purpose-built for live streamers — powered by our industry-leading speech AI, supporting 125+ languages, and delivered as an OBS browser source with zero software installation. Here's how it stacks up against OBS Built-in Captions.
| Feature | StreamTranslate | OBS Built-in Captions |
|---|---|---|
| Languages supported | 125+ | English only |
| Real-time translation | Yes | No |
| AI engine | our industry-leading speech AI | Google Speech (basic) |
| Accuracy | Industry-leading | Mediocre |
| Setup | 2 min browser source | Plugin install + config |
| Latency | < 500ms | 1-3 seconds |
| Platform support | Any streaming platform | OBS-only |
The OBS built-in captions plugin is English-only, inaccurate on gaming vocabulary, and has no translation. StreamTranslate replaces it entirely with a drop-in browser source that works better in every measurable way.
StreamTranslate connects directly to OBS as a browser source — no plugins, no encoding changes, no latency hit to your stream. The captions appear live on screen with under 500ms delay, keeping your audience engaged whether they speak your language or not.
With support for 125+ languages and our industry-leading speech AI's industry-leading accuracy, StreamTranslate is the clear choice for streamers who want to grow their international audience without hassle.
Start for FreeOBS has a basic Closed Captions plugin that works with Google Speech Recognition, but it only supports English and has significant accuracy and latency issues.
StreamTranslate uses our industry-leading speech AI — far more accurate than Google Speech Recognition — and adds real-time translation into 125+ languages that OBS simply cannot do.
Yes. Add StreamTranslate as a browser source in OBS, position it on your scene, and captions appear live with no performance hit to your stream.
No. The OBS captions plugin only supports English transcription. For translation, you need a dedicated tool like StreamTranslate.
StreamTranslate has a free tier — it is the fastest way to add accurate, multilingual captions to your OBS stream without technical setup.