Generate SRT and WebVTT captions for any video file.
Drop a video file (MP4, MOV, MKV, WebM)
Single file
Add an MP4, MOV, MKV or WebM file.
Audio is extracted and transcribed with timestamps.
Save the caption file next to your video.
SRT and WebVTT, both broadcast-standard and accepted by YouTube, Vimeo and most editors.
ffmpeg.wasm demuxes the audio track locally before Whisper transcribes it.
Yes. Segment timings are shown before export so you can tweak them if needed.
Transcribe MP3, WAV, M4A, OGG or FLAC into text with Whisper.
Speak into your mic and watch words appear — fully on-device.
Long-form transcript with timestamps for episodes and interviews.
Record a meeting and transcribe with headings and bullet notes.
Dictate a quick note and save it as a .md file.
Whisper translate mode — convert any language into English.
Identify the spoken language of any short audio clip.
Word-level timestamps aligned to the audio — perfect for karaoke.
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