Dropbox is probably the most popular cloud storage in the world. They are happy to use office workers, students and students. Whatever your work is related to, it’s convenient to store data of any type in the cloud and connect from several of your devices. The android-application provides the ability to edit documents in Microsoft Office formats. In addition, you can set up automatic saving of all your photos and videos from the camera. The folders you created can be shared with other users if you send them an invitation. It is also possible to work with individual files offline. .