Open-source subtitle tool with professional-grade speech recognition. Runs entirely on your machine. No uploads, no subscriptions, no limits.
Professional-grade transcription and translation without the complexity.
Speech recognition runs locally. Your files never leave your computer. Translation (optional) uses online APIs.
CUDA support for NVIDIA GPUs. Process videos 5-10x faster than CPU-only.
Free translation with MyMemory (no API key). DeepL/GPT-5-nano/Gemini available with your own API keys.
Queue multiple files and process them sequentially. Set it and forget it.
Precise timing for music videos, karaoke, and live captions.
Industry-leading speech recognition technology. Accurately transcribes speech in any environment.
No complicated setup. Just drag, drop, and done.
Drag any video or audio file into the app. Supports MP4, MKV, MP3, and more.
Speech recognition runs locally on your computer. Watch the progress in real-time.
One click to translate into any language. SRT file saved automatically.
| Feature | WhisperSubTranslate | Cloud Services | Other Tools |
|---|---|---|---|
| Price | Free | $10-50/mo | Limited free |
| Privacy | Local only | Server upload | Server upload |
| Offline extraction | Yes | No | No |
| GPU acceleration | CUDA | Server-side | CPU only |
| Millisecond timestamps | Yes | Limited | No |
Whisper recognizes speech in 99+ languages. Translation availability depends on your chosen API.
Download now and create your first subtitle in minutes.
Windows 10+ · 8GB RAM recommended