Automatic SRT subtitle generator
Upload a video, get an SRT subtitle file with timestamps that drops straight into your player or editor.
Only upload content you own or have permission to transcribe.
Files are processed on secure servers and deleted right after your download completes. We do not train models on your audio.
- End-to-end encryption
- Auto-delete after processing
- GDPR compliant
- WER < 5% on clear audio
- 90+ languages
- 1 h audio in ~15 min
About the Speech to Text for SRT
The subtitle generator listens to your video, detects sentence boundaries and produces an SRT subtitle file with timestamps with broadcast-friendly line breaks and reading speeds.
Edit the transcript in place, then re-export as SRT. Frame-accurate timestamps mean captions stay in sync even after cuts.
Frequently Asked Questions
Yes — segments respect the 42-character / 2-line convention and standard reading-speed targets.
Yes. Fix names, technical terms or timing in the browser, then re-download the SRT file.
MP4, MOV, WebM, MKV and any container with a mainstream audio codec.
Yes. Detect the source language automatically, then optionally translate to any of 90+ target languages.
SRT works in VLC, MPV, Premiere, DaVinci, Final Cut and every major streaming platform. VTT is native to HTML5 <video>.
Timestamps are frame-accurate. Cues stay in sync even after re-editing the source video.
Yes — line length, reading speed and cue gaps follow standard subtitle conventions out of the box.
About the SRT output
SRT is the most widely supported subtitle format. Drop it next to your video file and every major player will pick it up.
- TypeSubtitle
- QualityTimed
- Size / min~2 KB
- CompatibilityVideo players
How to convert video files to SRT
- Click Upload and pick a video (MP4, MOV, WebM, MKV).
- Choose the source language or leave it on Auto-detect.
- Press Transcribe — the audio is extracted and transcribed automatically.
- Review, edit and download an SRT subtitle file with timestamps.
Output formats compared
| Format | Type | Quality | Compatibility |
|---|---|---|---|
| TXT | Plain text | Universal | Any editor |
| SRT ✓ | Subtitle | Timed | Video players |
| VTT | Subtitle | Timed | Web players |
| DOCX | Document | Formatted | Word / Docs |
| Document | Print-ready | Any editor | |
| JSON | Structured | Verbatim | APIs / apps |
| CSV | Structured | Timestamps | Spreadsheets |