Swift Black Substrate Theme makes over 200 black applications and supports:
UPDATE: Update the theme of the Play Store. After the update, do a clean installation of overlays: Uninstall all overlays of the “Manager” overlay, which you will find in the left navigation drawer inside the substratum. When this is done, install the new overlays followed by a reboot. When you are about to update your firmware, be sure to uninstall any previous update overlays.
Supported Android
Download Swift Black Substratum Theme +Oreo Samsung theme 16.5 Patched APK For Android