Converting app from paid to in-app purchase? How do I find out which users paid?
4297
Change paid app to free but know if user previously purchased it
99406
How to list user installed applications (not packages)?
89054
Verification required when attempting to purchase free app
101074
How to calculate the difference between purchase and sale quantity?
40755
How to uninstall a program through the App Store?
14557
Is there a way to get "people reached" sum across entire network for a user?
9069
I bought something two days ago - quick question
120480
Ubercart Recurring Payments and Subscriptions:Charge automatically?
136489
Programmatically detect which app store the app was downloaded from
65941
Finding list of installed apps on iphone
61583
Are there multiple formats of In App Billing transactions?
89578
Get Facebook uid from ACAccountStore in iOS?
113621
Where to store in app purchase data?
151260
When to use restoreCompletedTransactions for in-app purchases?
96340
How many devices does one purchase of Android app support?
87593
How to get information about free memory and running processes in an App Store approved app? (Yes, there is one!)
138697
Best way to have paid and free version of an Android app