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Mongolian and English captions, translated as the video plays

Wuai is a free app for Windows and Android that captions the videos you watch and translates the captions in real time, on your device. These screenshots show it turning Mongolian speech into English captions and English speech into Mongolian captions on Windows.

A Mongolian video with English captions

Wuai on Windows: a Mongolian video with English captions, “The Monguush people are expanding their” over “Сайм байчханон Монгушууд офциад компанией”.
Windows: Сайм байчханон Монгушууд офциад компанией → The Monguush people are expanding their

Video: “Монгол шуудан” ХХК-ний Стратеги төлөвлөлт , бизнес төлөвлөлт хариуцсан дэд захирал Г.Тэлмэн by Open Education Center, CC BY 3.0, on Wikimedia Commons.

An English video with Mongolian captions

Wuai on Windows: a English video with Mongolian captions, “Би нь Катерин Траутман.” over “I am Catherine Trautmann.”.
Windows: I am Catherine Trautmann. → Би нь Катерин Траутман.

Video: Trautmann, Catherine (en) by Manuel Schneider, CC BY 3.0, on Wikimedia Commons.

How to

  1. Open the video in Wuai: go to its website, or paste its link. A video file works too.
  2. Turn on captions: Captions beside the video on Windows, CC on Android.
  3. Under Spoken language, keep Auto-detect or choose the language spoken.
  4. Turn on Translate captions and choose Mongolian or English under Translate to.
  5. Under Show, tick Original too to see both lines, as here.

Download free See it work

Where

Wuai translates captions into Mongolian on Windows and Android, and makes captions from Mongolian speech on both. See every language.

Shot on November 1, 2026 with Wuai Pro switched on, the captions as Wuai made them. Other speech and translation models' captions can differ. Android and Windows translate 30 minutes of video for free; iPhone and Mac require Pro for translation.

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