Add bilingual subtitles to a local video

Choose a file to play it. When you need subtitles, select “Start translating”.

0:00 / 0:00

尚未选择文件

选择文件后即可播放并翻译字幕。

整片翻译

不播放，按全片生成字幕；已生成部分不重复计费，无人声片段也会按分钟计费。

导出已生成字幕

未付费部分 0.1 点/分钟；已生成的字幕免费导出。

导出内容

导出格式

请先打开本地视频。

No subtitle track? Generate subtitles from speech with AI recognition.
If the video already has a subtitle track, translate it directly — faster and cheaper.
Processed in 30-second segments with context, so translations stay coherent.
Export generated subtitles as SRT or VTT.

Supported files

Video: MP4, MOV, MKV, WebM, TS / MTS / M2TS.

Audio: MP3, M4A, WAV, FLAC, Ogg, AAC.

Playback and translation also depend on the codecs and browser capabilities. Files are checked when selected.

Size: no fixed MB / GB limit. Large-file support depends on your device and the file structure.