A gamer is a person who plays interactive games, especially video games, tabletop role-playing games, and skill-based card games, and who plays for usually long periods of time. Some gamers are competitive, meaning that they compete in some games for money. There are many different gamer communities around the world.

Mobile Web applications refer to applications for mobile devices that require only a Web browser to be installed on the device. Mobile Web applications differ from mobile native applications, in that they use Web technologies and are not limited to the underlying platform for deployment.