Dualsub - Dual Subtitles for YouTube by Dualsub Studio

Use Dualsub to display dual subtitles on YouTube.

## Quick Start ##

Perhaps your requirement is simple: to have YouTube's native subtitles display two languages.

For example, to display subtitles with Chinese on top and English at the bottom:

1. Open a YouTube video page, and turn on YouTube's native subtitles.
2. Open the Dualsub popup page, and switch to the **Native Mode** tab.
3. On the row 1, the **Subtitle File** menu, select **Chinese**.
4. On the row 2, the **Subtitle File** menu, select **English**.

You can select to use human-translated subtitles, or machine-translated subtitles.

## Feature Description ##

Supported browsers:

* Supports desktop browsers: Chrome, Edge, Firefox.
* Supports mobile browsers: Firefox (Android), Kiwi (Android), Orion (iOS).

Supported video websites:

* Supports YouTube, including mobile version.
* Supports Netflix, Disney+, and Coursera, totaling over 20 video websites.

There are two usage modes, each catering to different scenarios:

* Native Mode: for general users, all features are free.
* Standard Mode: for professional users, server-side features are premium services.

Standard Mode server-side features:

* Higher quality machine-generated subtitles (machine translation and speech recognition).
* For videos without built-in subtitles, generate subtitles on the fly.

For more information, please visit <https://www.dualsub.xyz/>.