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Luxembourgish 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 Luxembourgish speech into English captions and English speech into Luxembourgish captions on Windows.

A Luxembourgish video with English captions

Wuai on Windows: a Luxembourgish video with English captions, “We, when it then goes well, as we return home,” over “Mir, wenn es dann froh geht, wie wir heim,”.
Windows: Mir, wenn es dann froh geht, wie wir heim, → We, when it then goes well, as we return home,

Video: WIKITONGUES- Mark speaking Luxembourgish by Wikitongues, CC BY 3.0, on Wikimedia Commons.

An English video with Luxembourgish captions

Wuai on Windows: a English video with Luxembourgish captions, “Ech sinn Catherine Trautmann.” over “I am Catherine Trautmann.”.
Windows: I am Catherine Trautmann. → Ech sinn 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 Luxembourgish 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 Luxembourgish on Windows and Android, and makes captions from Luxembourgish 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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