Digital art apps such as Photoshop, Illustrator, InDesign, Photoshop CC and Illustrator Elements are free on the Apple App Store.
Apple has also launched a new version of Adobe Photoshop CC, which can be downloaded free on iPad.
Apple’s iBooks app is also free.
Amazon has launched an ebook subscription service called Kindle Unlimited.
Microsoft is offering its Xbox One console free to those with an Xbox Live Gold subscription.
Read moreApple is the first major company to offer free games and content to its customers.
Amazon, Microsoft, Google and Apple have all made it easy for customers to download free games, games for TV, apps and movies.
Apple is also releasing its own apps for iOS.
The iBooks and Apple TV apps are also available for download on the App Store, and Amazon is also offering its own Xbox Live subscription service.
In addition to free games for the Apple TV, the Apple iOS app lets users rent, buy and download content for a limited time.
The iOS app is available in both the App Stores for iOS and for Android, and can be accessed from the iOS app store.
Apple Music has been released as an app on the iOS App Store for Apple devices, and the music service can be purchased from the iTunes Store.