Unleash the power of personalization with Substratum, the ultimate theme engine for Android users. This free app offers limitless possibilities for customizing your Android user interface, making your device truly a reflection of you.

Dive into our vast collection of stunning overlays, all thanks to our vibrant, community-driven contributors. With Substratum, you're not just personalizing; you're joining a thriving community of Android enthusiasts.

Take advantage of our support for Android Oreo without the need for root, courtesy of Andromeda. If your device is rooted, Substratum works seamlessly right out of the box, except for Samsung devices.

Substratum Theme Engine is designed for both rooted and unrooted devices. For those without root access, simply add on the Andromeda plugin to ensure Substratum functions flawlessly.