AI Subtitle Generator for Videos and Audio

Upload your video to DupDub’s Video Editing section. Click “Subtitles” from the left navigation menu, then select Transcription. DupDub will automatically transcribe the audio and generate time-coded subtitles using AI. You can review and edit them before exporting.

Yes. Once you’ve generated your original subtitles, you can select “Translate” and choose your target language. DupDub will instantly translate your subtitles into the selected language using AI.

Absolutely. You can adjust font, size, color, and position to match your video’s look. Whether you want top-aligned, bottom, or centered captions, DupDub allows full subtitle customization.

No installation is needed. DupDub is fully online—you can generate and edit subtitles directly from your browser, no downloads required.

Yes. You can get started for free—no credit card required. Once you register, you’ll receive a 3-day free trial to test features like subtitle generation, translation, and customization.

AI subtitles are generated automatically using speech recognition technology. They’re much faster to produce and eliminate the need for manual typing or syncing. You can still review and edit them, but most of the work is handled for you.