[Substratum] Darc Plus (Addon) is a personalization app that is specifically designed for Android devices. It is an addon theme for Darc Substratum and currently supports Android 10 and OxygenOS 10. This app is only tested along with Darc Substratum.

The app comes with exciting features like Accent Mixer Override for Gradients, Quick Settings and Notification Mod, Notification Text coloring, QS Headers, and more soon to come. With the app, users can customize their phone's interface to their taste. The app is free to use and is licensed under a free license.

Links to the developer's Twitter page, Telegram support, and changelog are provided for users' convenience. The app's credits also acknowledge the Substratum Development Community, Transparent and Samsung Guide, Krishna AR, flaticons.com, freepik.com, and Telegram Theme Testers and Friends.