Generate Subtitles
in 中文
Free AI-powered subtitle generator. No ads, no watermarks. Perfect for YouTube, podcasts, and content creators.
50K+
Transcriptions
2M+
Minutes processed
29+
Languages
4.9★
User rating
Trusted by creators worldwide
Built for every creator
One tool. Infinite use cases.
YouTubers
Auto-generate subtitles directly from your video editor workflow. Boost watch time and reach viewers who watch without sound.
Course creators
Caption every lecture. Students learn better with subtitles — proven 15% higher completion rates with captioned video.
Accessibility teams
Meet WCAG compliance with accurate auto-captions. Export VTT for web players, SRT for social, ASS for advanced styling.
Indie filmmakers
Generate timed subtitles in minutes instead of hours. Edit timing in our editor, then export for Final Cut, Premiere, or Resolve.
Three steps to perfect subtitles
From upload to subtitles in under 3 minutes.
Upload your video
Drop any video file — MP4, MKV, MOV, WebM. Up to 500 MB.
AI generates subtitles
OpenAI Whisper creates perfectly timed subtitles for your video automatically.
Download subtitles
Get SRT, VTT, ASS or TXT files — ready for YouTube, Vimeo, or any video player.
Four formats, one upload
Every transcription generates SRT, VTT, ASS, and TXT automatically.
Simple, transparent pricing
Start free. No credit card required.
- Unlimited minutes
- SRT, VTT, TXT & ASS
- Subtitle translation
- Burn subtitles to video
- Video preview with captions
Frequently asked questions
Everything you need to know.
How does FlowSub's AI subtitle generator work?
Can I edit subtitles after generation?
Does this work for YouTube captions?
Which subtitle format should I use — SRT, VTT, or ASS?
Can I burn subtitles directly into my video?
What sets FlowSub apart from other subtitle generators?
Generate Subtitles
in seconds.
Join thousands of creators generating subtitles with FlowSub. Start free, no ads, upgrade when you need more.
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