User contributions
- 15:36, 12 April 2022 (diff | hist) . . (+10,863) . . In-app purchases (draft outline) (current)
- 00:29, 12 February 2022 (diff | hist) . . (+284) . . N In-app purchases (Created page with "Cost analysis of lack of transparency when purchasing an app that has in app-purchases.<ref>'Jeffrey D. Shulman, Xianjun Geng (2019) Does It Pay to Shroud In-App Purchase Pric...")