MEGA is the official application of the online storage service of the same name. It allows you to upload any file from your Android device to the Internet in a matter of seconds.
At the same time, MEGA (the application) gives you the ability to manage your user account from your Android, so you'll be able to do practically anything you would normally do from a web browser on your computer.
Another feature included in MEGA is synchronization with your smartphone or tablet camera so that you can upload photos and videos automatically. That way, there's no delay when you want to share images with your friends.
MEGA is a useful tool for users of this service, since it allows you to download and upload files right from your Android device with both speed and comfort.