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

A Persian video with English captions

Wuai on Windows: a Persian video with English captions, “There are many different languages and religions in Iran.” over “زبانها و دینهای مختلفی توی ایران هست.”.
Windows: زبانها و دینهای مختلفی توی ایران هست. → There are many different languages and religions in Iran.

Video: WIKITONGUES- Daniel speaking Farsi by Wikitongues, Tushar Rakheja, CC BY-SA 4.0, on Wikimedia Commons.

An English video with Persian captions

Wuai on Windows: a English video with Persian captions, “من کاترین تروت‌من هستم.” over “I am Catherine Trautmann.”.
Windows: I am Catherine Trautmann. → من کاترین تروت‌من هستم.
Wuai on Android: a English video with Persian captions, “من کاترین تریاتمن هستم” over “I am Catherine Trautmann.”.
Android: I am Catherine Trautmann. → من کاترین تریاتمن هستم

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 Persian 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 Persian on Windows and Android, and makes captions from Persian 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.

More languages

Pashto · Polish · Every language · Captions in your language · Two captions at once