In this post we can consider the Advantages of Mobile App Feature of App Service.
Offline Storage
The Offline Storage provides data storage during No-Internet times.
Improved Responsiveness
For critical applications which require read/write response within 1 seconds can be achieved through Offline Storage of data helping read/write seamless.
Push Notifications
Azure Notification Hub support for Sending messages to multiple devices/platforms of Android, iOS, Windows etc.
Identity Management
AD Enabled for easier Security Integration
Social Media Integration
Facebook, Twitter Integration for Federated Authentication, Post Integration etc.
Scalability
Multiple devices can be supported through Auto Scale feature.
Staged Deployments
We can do Staged deployments where Production switching is possible through changing IPs
Continuous Integration
Continuous Integration with Visual Studio & Github possible.
Create Mobile App Service
We can create Mobile App Service from below link.