IMPORTANT: You need the Substratum theming platform working on your device! Read the inbuilt information before reporting any issues!
Theme for Substratum, originally based on the default AOSP dark material colors; then extended to provide more variants to allow configuration according to the user's taste.
This is the successor theme of Default Dark Theme series for newer Android versions, starting with Android 9.
Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.Download F-Droid