It automatically backs up all photos and videos and easily streams videos on the go. iDrive's unlimited mobile plan lets you back up as many as five devices for $5 per year - not too shabby when it frequently costs much more to get general-purpose online storage. The SanDisk flash drive is designed to transfer your files so you can free up space fast. You can even restore backups across platforms, so you don't have to worry about losing valuable info when you switch ecosystems. The backups are encrypted to prevent snooping, with multiple versions of files in case you need to revert to earlier copies. Everyone can at least safeguard calendars, contacts and media (including Facebook and Instagram photos) if you're on Android, you can also preserve call logs, text messages and whole apps. As the name implies, the subscription service lets you back up your Android, iOS and Windows Phone devices without fretting about storage limits.

It handles scheduled backups of your data, as well as file synchronization, disk image backup, entire machine.

That won't be quite as much of a sore point now that iDrive's new Unlimited Mobile Backup option is here. The IDrive desktop client is very versatile. You probably know to keep backups of your smartphone's data in the cloud, but backing up everything can be an expensive proposition in an era when 128GB phones are a practical reality.

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