Removing Ad's with in-app-purchase
问题 I'm searching for a tutorial or an explanation on how to remove advertisement in my application with in-app purchase? I will put some ads with ad-mob in my app but I also want, that the user can disable the ads when he pays a little donation. Do you know a site or tutorial where I can find a step-by-step explanation how to do this? Or do I need to publish 2 versions of my app? One with ads and one without ads for paying? 回答1: Don't use the SharedPreferences method because if the user flushes