Sure! We would like you to enjoy the games as much as possible, so, you can easily install each product on several devices if they all run the same operating system. 

PCandMac games purchased from our website can be installed on up to 3 different computers or laptops using the same Operating System (either Windows or Mac).

MacandiOS games purchased through App Store can be installed on up to 5 devices (either Mac computers/laptops, or iPads, or iPhones/iPods) under the same Apple ID. 

Android games can be as well installed on up to 5 different devices under the same Google account.
When you install the already purchased game on a new device you will not be charged for it again.