Auto Subtitle Generator
Generate subtitles from audio or video with speaker detection and confidence highlighting.
Free & unlimited
Processed on our servers and deleted right after. Never stored or shared.
About this tool
- 1
Upload media
Upload a video or audio file containing speech you want to transcribe.
- 2
Select language
Choose the spoken language for more accurate transcription, or use auto-detect.
- 3
Generate subtitles
The AI speech recognition processes the audio and generates timed subtitle segments.
- 4
Review and export
Edit the generated text for accuracy, adjust timing if needed, then export as SRT or VTT format.
- Clear audio with minimal background noise produces much more accurate transcriptions.
- Review the generated subtitles - AI transcription is good but not perfect, especially with names and technical terms.
- SRT format works with most video players and editors; VTT is for web video (HTML5 video players).
- Keep subtitle lines under 42 characters and display for 1-6 seconds for comfortable reading.
- AI-powered speech-to-text transcription with timing
- Support for multiple languages with auto-detection
- Export to SRT and VTT subtitle formats
- In-browser subtitle editor for corrections and timing adjustments
- Handles various audio and video file formats
- Adding subtitles to YouTube videos for accessibility and SEO
- Generating captions for social media video content
- Creating transcripts for podcasts and interviews
- Making educational videos accessible with accurate subtitles