Video Tutorial: In-App Purchase Part 3: Receipts

When a user buys an IAP, they are issued with a receipt, which is stored locally on the device. In this video you’ll learn how to use validation of these receipts to keep track of which IAPs the user has purchased.

Sam Davies
  • Video
  • 11:36
Readers’ App Reviews – November 2015

Readers’ App Reviews – November 2015

Check out some apps released by fellow readers in November 2015, including an app for those addicted to Instagram, games that will make you think, and more!

Ryan Poolos
Routing with MapKit and Core Location

Routing with MapKit and Core Location

In this tutorial, you’ll learn how to calculate the quickest route between two or three given locations using a mashup of MapKit and Core Location.

Lyndsey Scott
  • Skill: Skill Level: Hard
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