Regarding apps from the store
23233
How to install utorrent step by step?
79440
Mac App Store, reuse apps after changing country
113621
Where to store in app purchase data?
50789
Update to Windows 10: What is going to happen to my data and apps?
149125
Billing Information Required for App Updates
78502
What are the risks if you install an app that's not from the App Store?
71887
How does Google test and check Android apps uploaded to Play Store?
84555
Is there a possibility to start another App or Program from a Windows 8 Store App (C#)
21343
Embed App Store in my app
134918
App Store forcing me to pay twice for the same app but on different devices
142283
Getting Data from Android Play Store
87593
How to get information about free memory and running processes in an App Store approved app? (Yes, there is one!)
35
How can I circumvent regional restrictions in Google's Play Store?
138697
Best way to have paid and free version of an Android app
53626
How to remove apps from "all downloaded" in Play Store
131874
Will Apple accept apps built only with Xcode 5
4297
Change paid app to free but know if user previously purchased it