I'm not an iOS dev, however I remember that games on the playstation sometimes requires updates to be allowed to play on the servers. So one way of combating p

I'm not an iOS dev, however I remember that games on the playstation sometimes requires updates to be allowed to play on the servers. So one way of combating piracy would be to release updates weekly and disable access for the old version after another week. Yes, the pirates would be able to keep up, but updating apps is a much bigger hassle for pirates than for those who purchased the app.