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Extract Subtitles from Video

Pull embedded subtitle tracks out of MKV, MP4 and MOV files and save them as SRT or any other format. Image subtitles are read with OCR.

How it works

  1. 1

    Drop one or more files into the box above.

  2. 2

    Pick the output format (already chosen on dedicated pages).

  3. 3

    Download each file or everything as a ZIP. Nothing is uploaded.

Frequently asked questions

Is Extract Subtitles from Video free?

Yes. Every tool on FastSub AI is free, with no sign-up, no watermark and no usage limits.

Are my files uploaded anywhere?

No. Your files are read and processed inside your browser tab. The only downloads are the app itself and, for AI tools, the model files.

Which subtitle formats are supported?

SRT, WebVTT, ASS/SSA, SBV, SUB (MicroDVD), SAMI, TTML/DFXP, LRC and CapCut projects in; all of those plus TXT, CSV, JSON, FCPXML, Word and PDF out.

Is there a file size limit?

Subtitle files up to 20 MB and videos up to several GB, limited only by your device's memory.

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