I have a PDF Reader with me, which is already listed in App Store and Now I want a programmer to add In-App Purchase to it. Both Subscription and Individual Buy.
9 freelancers are bidding on average $150 for this job
I am confident that I can complete your project to a high quality and in reasonable time. I have 2 apps on the app store and 1 has IAP so I will have no problem implementing your request. Thanks