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WebVTT Caption Generator
Created with love by Louise Jones 💕 · 90+ languages · Translation · Runs entirely in your browser
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Models download once and are cached in your browser. Your browser tab may appear unresponsive — this is normal. Please wait.
🎵 Audio / Video
📝 Transcript
🎧
Upload MP3 or MP4
Drag & drop or click · MP3, MP4, M4A, WAV, WebM
🌍 Languages
Spoken in video
Auto-detect
English
Arabic
Catalan
Chinese
Czech
Danish
Dutch
Finnish
French
German
Greek
Hindi
Hungarian
Indonesian
Italian
Japanese
Korean
Malay
Norwegian
Persian
Polish
Portuguese
Romanian
Russian
Slovak
Spanish
Swedish
Thai
Turkish
Ukrainian
Vietnamese
Welsh
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Caption language
Same as video
English
Arabic
Catalan
Chinese
Czech
Danish
Dutch
Finnish
French
German
Greek
Hindi
Hungarian
Indonesian
Italian
Japanese
Korean
Malay
Norwegian
Persian
Polish
Portuguese
Romanian
Russian
Slovak
Spanish
Swedish
Thai
Turkish
Ukrainian
Vietnamese
Welsh
AI model
— downloads once, cached in browser
Tiny · Fast
~39 MB
Best for quick results on clear speech.
Base ✦ Recommended
~74 MB
Better accuracy for most content.
Caption settings
Max segment length
2 seconds
3 seconds
4 seconds
Keep Whisper segments
Max chars per line
🎙 Transcribe & Generate VTT
📂
Upload .txt or .srt
Drag & drop or click to browse
or paste
⚡ SRT detected — existing timings will be preserved.
Settings
Speaking rate
130 wpm
Target segment
~2 seconds
~3 seconds
~4 seconds
Max chars per line
Input format
Auto-detect
Plain text
SRT
⚡ Generate WebVTT
Preview
✏️ Edit
✓ Done
✏️ Edit mode — fix any errors. Timestamps and GUIDs are preserved.
Your WebVTT will appear here once generated.
⬇ Download .vtt file
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