Perhaps you want to look at: Application Licensing http://developer.android.com/google/play/licensing/index.html
It doesn't seem to do exactly what you want, but a one time network license check on first run seems like it might be a good start. -bri On Thu, Dec 26, 2013 at 9:26 PM, Heshan Perera < [email protected]> wrote: > Let's say I published a paid Android app to Google Play for selling. > > Let's say user "A" pays for and installs it. Now user 'A' can extract this > apk from his device and freely distribute it to other users, who will not > have to pay for it anymore. > > Hence, as a developer, I lose out. I know the advice to tackle this > situation is to request an online login but, for an application that does > not require web connectivity for its base functionality, this seems to be a > bad practice in terms of usability. > > So out of curiosity, why aren't these APKs signed to run for a specific > account prior download ? This is what iTunes does with their IPAs, they are > signed with the relevant Apple ID. > > What are the possible reasons for Android / Google to not follow suite ? > > -- > You received this message because you are subscribed to the Google Groups > "Android Security Discussions" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to > [email protected]. > Visit this group at > http://groups.google.com/group/android-security-discuss. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "Android Security Discussions" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/android-security-discuss. For more options, visit https://groups.google.com/groups/opt_out.
