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Free subtitle tools

Convert, sync, clean and fix subtitle files in seconds. Everything runs in your browser: no sign-up, no upload, no limits.

Convert formats

Subtitle converterAny format to any other: SRT, VTT, ASS, SSA, SBV, SUB, TXT, CSV.

Fix the timing

Shift subtitle timingSubtitles too early or too late? Move them all by a few seconds.Change frame rateFix subtitles that drift more and more: 23.976, 25 or 29.97 fps.Sync subtitlesSet the right time of two lines; every line in between follows.

Clean, merge and repair

Merge subtitlesJoin the subtitles of CD1 and CD2 into one file.Split subtitlesCut one file in two at any time, for CD1/CD2 or a trimmed video.Remove hearing-impaired textDelete [sounds], (descriptions), speaker names and song lyrics.Remove formatting tagsStrip italic, colour and position codes that players show as text.Fix encoding (to UTF-8)Broken letters like é or ???? Detect the encoding and save as UTF-8.Fix overlapping subtitlesMake each line end before the next one starts.Bilingual subtitlesTwo languages in one subtitle file, one above the other.Subtitle StudioEdit lines and timing next to your video, then translate them (free account).

Need subtitles, not just a fix?

Our AI tools do the hard part: make subtitles from the speech, translate them, or burn eye-catching captions into your video. Free minutes to start, no credit card.

AI subtitle generatorUpload a video and get timed subtitles in 60+ languages in minutes.Make subtitles →Subtitle translatorTranslate SRT and VTT files into 80+ languages, with the timing kept.Translate a file →Animated captionsWord-by-word highlighted captions burned into your video for TikTok, Reels and Shorts.Burn captions →

Questions and answers

Are these subtitle tools really free?

Yes. They run in your browser, so you need no account and there is no limit on the number or size of files.

Are my files uploaded?

No. Your file is read and changed on your own device. Nothing is sent to our servers, so the tools are safe for private or unreleased videos too.

Which subtitle formats are supported?

SRT (SubRip), WebVTT (.vtt), ASS and SSA (Advanced SubStation Alpha), SBV (YouTube), SUB (MicroDVD), CSV, and plain text (TXT) as output.

I have no subtitles yet. Can you make them?

Yes. Our AI subtitle generator listens to your video and writes timed subtitles in 60+ languages, which you can then convert or edit here.