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Thai and English captions, translated as the video plays

Snagcast 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 Thai speech into English captions and English speech into Thai captions, on Windows and on Android.

A Thai video with English captions

Snagcast on Windows: a Thai video with English captions, “Generally, there are shops around Siam, so I go back and forth between home and Siam.” over “ทั่วไปแล้วก็มีร้านอยู่ที่แถวสยามข้นั้นก็จะไปไปมาๆ”.
Windows: ทั่วไปแล้วก็มีร้านอยู่ที่แถวสยามข้นั้นก็จะไปไปมาๆ → Generally, there are shops around Siam, so I go back and forth between home and Siam.

Video: WIKITONGUES- Dang speaking Thai by Wikitongues, CC BY-SA 4.0, on Wikimedia Commons.

An English video with Thai captions

Snagcast on Windows: a English video with Thai captions, “ฉันคือแคทเธอรีน ทรอต์มันน์” over “I am Catherine Trautmann.”.
Windows: I am Catherine Trautmann. → ฉันคือแคทเธอรีน ทรอต์มันน์
Snagcast on Android: a English video with Thai captions, “ฉันเป็น Catherine Trautmann” over “I am Catherine Trautmann.”.
Android: I am Catherine Trautmann. → ฉันเป็น Catherine Trautmann

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

How to

  1. Open the video in Snagcast: 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 Thai or English under Translate to.
  5. Under Show, tick Original too to see both lines, as here.

Download free See it work

Where

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

Shot on November 1, 2026 with Snagcast Pro switched on, the captions as Snagcast made them. Other speech and translation models' captions can differ. Each phone and computer translates 30 minutes of video for free.

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