In-app Purchases

 In-app purchases are the purchases that you can make through an app or software. It might be a purchase of a better premium pack of the same software. It can also be disabling the ads by paying some money. It can also be purchasing the virtual items that can be used within the app or the software. This mainly happens with games that involves virtual currencies that can be used within the game.

In-app purchases give a chance to the developers to earn some money through their app or software. This can give benefit both to the users and the developers. It can become a win-win situation to both the parties. The users can take a lot of advantage from the packages available through the in-app purchases. Let's take an example of Fortnite, you can get V-Bucks in exchange for money with that V-Bucks, you can do a lot of stuff in the game.

So, even if any developer makes their software or app free, they will always have a method to earn some money through the in-app purchases.