ATTENTION: You must be running a Marshmallow (Android 6.0 +) that has support for CMTE or Layers/RRO for this app to work. You must also be fully rooted and have the Layers Manager app installed for layers overlay.
For more info check this BitSyko Google+ Community: https://plus.google.com/u/0/communities/102261717366580091389
Themed apps currently are:
Framework, AIDE, Audio FX, Calculator, CellBroadcast, Contacts, CPU Z, Dialer, DocumentsUI, Gallery, Gmail, Google App, Google Calculator, Google Contacts, Google Dialer, Google Drive, Google Hangout, Google Keep, Google Keyboard, Google Messenger, Google Photos, Google PlayMusic, Google PlayStore, Google Plus, Google Services, Google Translate, Inbox, InCallUI, Keyboard, Messaging, MessengerAOSP, Package Installer, Settings, SuperSU, SystemUI, Telecom, WhatsApp and more.
• Do not use review to report bugs, please use the community or by hangout/email. (see Developer links)
• Please note that this is not Dully's theme, so do not tag or moreover report bugs to him. If you just want to say thanks for hosting these then go ahead.
Credits and Thanks:
Bitsyko Team for Layers
All members @projectpier
More info and updates available at this community