Hello, Hero Candidates! Thank you for playing the Devil Book.


There is a total of 2 account types. You may also link additional accounts.
Please check the contents below to link the precious game date with your device.

■ Account link Types
1. Google Play Account link (Android/iOS)
2. Apple Account link (iOS)

■ Method of the link after the login
1. Tap the Menu icon in the upper right corner of the main screen
2. Tap the Option(Cog Icon) at the bottom.
3. Tap the Google Icon or Apple Icon

For additional inquiries, please email at devilbook@ngelgames.freshdesk.com