Subtitle Generator SRT · VTT (Free)
Drop a video and get timed subtitles you can edit and export as SRT or VTT, with optional English translation. Nothing is uploaded.
Before you start
- Only upload files you have the right to use. Copying or sharing other people's music, videos or recordings without permission can violate copyright law. FreeSoundTools does not store your files on a server.
- Don't upload secret recordings of conversations you were not part of. Recording other people without consent can be illegal.
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Auto subtitles from video platforms are often missing or wrong. This tool runs Whisper AI on your own device to create timed captions you can fix line by line.
When to use it
- Add captions to YouTube, TikTok or Instagram videos
- Make English subtitles for a non-English video
- Create SRT files for lectures and training videos
How to use
- Pick a model and the spoken language.
- Drop a video or audio file (mp4, mov, webm, mp3...).
- Wait for recognition, then check each line: play it, adjust start/end times, merge or delete lines.
- Use Sync −0.5s / +0.5s to shift all timing if needed.
- Save SRT, VTT, two-line SRT (original + English) or TXT.
Supported formats
- Input: mp4 · mov · webm · mkv audio track · mp3 · wav · m4a and more
- Output: SRT, VTT, two-line SRT, English SRT, TXT, Word (DOCX)
Tips
- "Split long lines" makes captions easier to read on phones.
- For noisy videos, clean the audio first with Noise Remover or Studio Sound.
FAQ
Do I need to upload my video?
No. The video is read in your browser and never sent to a server.
Which subtitle formats can I export?
SRT and VTT, plus a two-line SRT with the original and an English translation, and plain text.
Can I fix the timing?
Yes. Edit start and end times for each line, or shift everything with the sync buttons.
Does it burn subtitles into the video?
No. It creates subtitle files you load in your video editor or upload with your video.
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