We are aware some users using iOS version 11.4 are having issue that the app crashes when restoring manga.
This happens due to server not able to accommodate data of some manga when users backup.
This issue is resolved in the latest version 4.4.3. Please update your app!
We truly apologize for this inconvenience caused and thank you for your understanding.
Affected Version: MR 4.4.2 using iOS 11.4
Reported date: Jun 12th, 2018
Resolved dated: Jun 17th, 2018