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Slovak 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 Slovak speech into English captions and English speech into Slovak captions, on Windows and on Android.

A Slovak video with English captions

Wuai on Windows: a Slovak video with English captions, “Slovakia lives for hockey and I wish you happy” over “Slovensku žije hokejem a právim im”.
Windows: Slovensku žije hokejem a právim im → Slovakia lives for hockey and I wish you happy

Video: Jaroslav Janus praje Veselé Vianoce čitateľom SlovenskoŽijeHokejom.sk by AllForHockey SK, CC BY 3.0, on Wikimedia Commons.

An English video with Slovak captions

Wuai on Windows: a English video with Slovak captions, “Som Catherine Trautmannová.” over “I am Catherine Trautmann.”.
Windows: I am Catherine Trautmann. → Som Catherine Trautmannová.
Wuai on Android: a English video with Slovak captions, “Som Catherine Trautmann.” over “I am Catherine Trautmann.”.
Android: I am Catherine Trautmann. → Som Catherine Trautmann.

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 Slovak 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 Slovak on Windows and Android, and makes captions from Slovak 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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