Add subtitles to any video. Free, with real word timings.Add subtitles to any video
Upload a video, fix any misheard words, and get frame-accurate SRT, VTT or styled captions. Every word is timed to the audio, not guessed.Free, in your browser. Frame-accurate SRT, VTT and styled captions, timed to the audio.
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Drop your video or audio hereChoose a video or audio file
or browse files · mp4, mov, webm, mp3, wav · up to 30 min & 1 GBmp4, mov, mp3, wav…
MP4
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tipOnly the audio is used, so uploading just audio is far quicker. WAV gives more accurate timing than MP3. Clean voiceover without music aligns best. Video is only needed for burn-in.
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Have a script or captions? Use your exact wordsUse your script or captionsmost accurate
.txt, .docx, .srt, .vtt, or . Captions with bad timing from CapCut or YouTube work too: we keep your words and re-time every one. No misheard names, drugs or jargon - and nothing to fix afterwards..txt, .docx, .srt, .vtt, or paste text
Do you have the script, or captions for this video?
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free · no accountup to 30 min / 1 GB10 videos every 4 hfiles deleted when you close the page
free · 30 min / 1 GB · 10 per 4 h · deleted when you close
MP4
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Paste your script
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forced alignment
Real word timings
Our system measures where every word falls in the audio instead of estimating it from the transcript.
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script drop
Bring your script
Drop your narration script and skip transcription: perfect text in, perfect timing out.
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pro exports
DaVinci & AutoSubs ready
SRT with LF or CRLF line endings, VTT, and .ass files that import cleanly into your editor.
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6 presets
Word-highlight captions
CapCut-style animated captions, styled and burned in on our servers.
How it works
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Step 01
Upload
Video or audio, up to 30 minutes. Got a script? Add it, results get better and faster.
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Step 02
Fix any word
Review the transcript and correct misheard words. Better text in means perfect timing out.
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Step 03
Download or render
Instant SRT/VTT downloads, or have us embed, burn in, or caption-style your video.
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Want animated word-by-word captions?
The caption maker burns word-highlight captions into your video on our servers - six styles, no watermark.