How to Add Translated Subtitles to a Video
Want your video accessible in multiple languages? SpeakSwap transcribes the speech, translates it naturally (not literally), and gives you ready-to-use SRT subtitle files — all for free.
How It Works
Upload video or paste URL
Upload a video file or paste a YouTube URL. SpeakSwap extracts the audio, transcribes the speech, and generates subtitles with precise timestamps automatically.
Choose your target language
Select from 140+ languages. The AI translates subtitles with context awareness — preserving meaning, idioms, and natural phrasing rather than translating word-by-word.
Download translated subtitles
Get your translated SRT file ready to upload to YouTube, Vimeo, or any video platform. Timestamps are preserved so subtitles sync perfectly with the original video.
Frequently Asked Questions
SpeakSwap uses Gemini AI for translation, which understands context and produces natural-sounding subtitles. It's significantly better than literal translation tools. For professional content, we recommend a quick review of the output.
SpeakSwap generates SRT (SubRip) files, the most widely supported subtitle format. SRT files work with YouTube, Vimeo, Facebook, LinkedIn, and virtually every video editor and media player.
Yes. Run the tool once per language you need. Each translation takes about 1-2 minutes. You can create subtitle files in as many of the 140+ supported languages as you need.
Both work. You can upload a video file (MP4, MOV, etc.), upload just the audio (MP3, WAV), or paste a YouTube URL. SpeakSwap extracts and processes the audio regardless of the input format.
Yes, SpeakSwap's subtitle translation is completely free. No account required, no watermarks, no limits on language pairs. Upload your content and get translated subtitles in minutes.