No, there is a "Sandbox" in-app purchase store you use when developing in-app purchases. It's actually a bit of a pain the ass, because you have to create a who

No, there is a "Sandbox" in-app purchase store you use when developing in-app purchases. It's actually a bit of a pain the ass, because you have to create a whole new user to use that store and you have to sign out of your real user and into the fake user to test in-app stuff. They have a similar sandbox for notifications.