When it comes to the cost for education and training, the cost is more expensive for iOS when compared the cost of education for Android. This is due to the fact that is because you have to sign up with Apple to publish your app on the App Store.App Store. The cost of an retail loyalty program software on iOS costs 100 bucks. But, the Google Play store requires you to pay a single fee of just 25 USD for the cost of registration. Once you have paid you can create as many apps as you'd like.