Subtitle Generator & Editor
Write, time, preview and export manual subtitles as SRT or WebVTT. No automatic transcription service.
Files stay on your device. No uploads.Manual subtitle creation and editing. Automatic AI transcription is off: no speech model, paid API or server upload is configured. Import/export supports plain cues, without styling or positioning extensions.
Optional media preview
Import SRT or VTT
Adjust each cue's start and end while scrubbing the media timeline. Turn on captions in the player if its controls require it. Cues must not overlap. Up to 300 cues and 2,000 characters per cue.
How to use Subtitle Generator & Editor
- Optionally load video/audio for a preview, or import plain SRT/VTT cues.
- Add cues at the playhead and edit their text, start and end times. Adjust overlapping cues before export.
- Preview captions in the media player, then export SRT or VTT.
Formats and limitations
Manual editing only. Automatic transcription is disabled. Up to 300 non-overlapping cues, 2,000 characters per cue, 1 MB subtitle import and 80 MB preview media. Styling and VTT positioning extensions are unsupported.
Privacy and temporary data
The media and subtitle text remain in browser memory; no speech-recognition or paid service is called.