Photo by Charles Deluvio on Unsplash

Do you want to know the real first open of your application that persists across app uninstalls or when the user moves to a new phone? Or do you want to save any settings of the application (like Disk usage settings, Sync settings, etc) without losing it when the app is reinstalled?

The first answer that comes to mind is to create a web service that stores the data and a login process by email or phone number. But it’s hard to implement for the developer and even user to login for just some sort of insensitive data.

And maybe…

david hosseiny

Android developer

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