Free · private · in your browser
Generate subtitles automatically
Auto-transcribe your video on-device, tidy the cues, then export an SRT/VTT file or burn styled captions straight into the video.
How it works
- ImportChoose source
- AnalyzeRun locally
- PreviewReview result
- ExportCreate file
InputMP4, WebM, MOV and M4V videoOutputSRT, VTT or captioned MP4/WebM
Already have subtitles?
Questions, answered
Does this auto subtitle generator tool upload my file?
No. The selected source is read by this browser and processed on this device. It is never sent to an Edit Videos server.
Which files work with auto subtitle generator?
MP4, WebM, MOV and M4V video can be used here. The finished file is srt, vtt or captioned mp4/webm and is created on this device.
Does the AI analysis send my video anywhere?
No. Only public model files may download and cache in the browser. Media decoding, analysis, corrections and export remain on this device.