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Steam

Steam lets gamers puchase and downloads games. The Steam platform also enables gamers to save games online and enables in-game voice and chat. Steam supports Windows, OS X and Linux.

Instagram

Instagram is an online photo-sharing and social networking service that lets users take pictures, apply filters to them and share those pictures in several ways, including through social networks such as Twitter and Facebook. Instagram is available as an application for iPhone, iPad and Android devices. Instagram is part of Facebook.

Google

Amazon

Amazon is an online store which sells both physical as well as digital goods. Amazon also develops the Kindle, which is available as an e-book reader as well as a tablet computer. Amazon Web Services is a provider of cloud computing services.