2009/7/10 UK Android Apps UK Android Apps <[email protected]>

> I want to release a demo version of my app.
>
> I added a restriction that the app could only be used 5 times by
> storing a counter in the db.
>
> However a user can easily uninstall and install the demo again!
>
> What the best way to manage this?
>

Grab the unique device ID or SIM ID etc and send it to a database system
that stores the count off line and tells the phone how many uses are left.

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