Tern - Subtitle File Translator

Translate .srt .ass .vtt file

Support macOS + Windows

Newest version: 3.7.0 (Release at 2020 Nov)

You can also watch this video on Youtube

Who is this for?

1. People who want to watch videos in another language, or who want to learn the language itself.

2. Professionals who need to translate video so that they can save their own valuable time.

How to use this?

1. Set API key

2. That's it


Support 9 different Translation API

  • Google
  • Amazon
  • Azure
  • Yandex
  • Tencent
  • Xiao Niu
  • Caiyun
  • Baidu
  • Sogou


Free ¥0

Free Forever

  • 1 million characters / month
  • Email support within 72 hours

Pro ¥119 RMB

One-off purchase. There are 7, 30, 60, 90, 120 day version too.

  • Unlimited characters / month
  • Email support within 24 hours
  • Pro feature: View and set upper limit

Buy Pro License

Why this one is the best out of all options

  • It look nice
  • Support all 3 format: .srt .ass .vtt (other may only support .srt)
  • Support 9 differnt translation provider (instead of just Google Translation)
  • Support both macOS and Windows (other may only support Windows)
  • Support batch translation (instead of one file at a time)
  • It got Free version