PitchBlack | DarkRed CM13/12 Theme is a personalization app available for Android users. The app is developed by Altan KRK westcrip and is free to use. The theme is designed to give your device a beautiful look with a combination of black and red. It is only compatible with CM12 - 13 Theme Engine. After installation, it is advisable to reboot your device. This app is no longer under development, but the newest version of PitchBlack for substratum is available via the link provided.

The app offers several features such as a themed ringtone, boot animation, notification sound, fonts, framework, navigation bar, settings, system UI, dialer, Google plus, theme chooser, browser, Mms, Messenger, package installer, Play store, documents, file manager, audio fx, Cyanogen music app, contacts, Hangouts, clock, gallery, Twitter, Google launcher, Instagram, Trebuchet launcher, broadcast receiver, server telecom, calculator, and many more. The app supports small-mdpi, normal-hdpi, large-xhdpi, and xlarge-xxhdpi screen resolutions. For support, the developer can be reached via Google+, Twitter, and Facebook.