Any images taken with your phone can automatically be backed up to Google Photos. And the first time you run the mobile app it will also help you back up any existing images and videos you might have on your phone.
Google has a tendency to quickly shut down or abandon services that don't perform well. Google Photos might run the risk of being discontinued if the user base of the app doesn't meet certain criteria.
While there's a free unlimited storage plan, it's limited to 16 megapixel images and 1080p videos. Uploading full-resolution content, if you opt out of free unlimited storage plan, is limited to 15GB that comes with a Google account which is shared across all Google services. Increasing th...
You can use Dropbox via website, by installing a desktop client that creates a folder that you simply drag and drop files into, or with their mobile app. Everything synchronizes across all devices used and cloud storage. And Dropbox offers easy methods of sharing whatever is within it.
On March 31, 2016 Carousel was shut down as a standalone app, and returned to a single Dropbox photo experience. All photos are safe in Dropbox, but the Carousel app for iOS and Android stopped functioning.