CrashPlan

Only CrashPlan offers local and online backup that's automatic, secure and cross-platform. Whether you need to back up one laptop at home or up to 10 for the family, CrashPlan delivers multi-destination protection that maximizes convenience, flexibility and rapid restores. It's free to back up locally and to friends and family, and it's just a few dollars a month for unlimited online backup with a CrashPlan Central subscription. Unlimited online backup.

There is also a mobile app for users with a CrashPlan+ account. Mobile users can securely access data backed up to CrashPlan Central onto iOS, Andriod and Windows Phone devices.

What is new in this release:

• Critical security updates.
• Corrects an issue in which upgrading to version 4.4.0 of the Windows CrashPlan app could cause logging on the device to stop.
• Corrects an issue introduced in version 4.4.0 in which the CrashPlan menu bar did not open on devices running OS X version 10.7. 

What is new in version 4.4.1:

• Critical security updates.
• Corrects an issue in which upgrading to version 4.4.0 of the Windows CrashPlan app could cause logging on the device to stop.
• Corrects an issue introduced in version 4.4.0 in which the CrashPlan menu bar did not open on devices running OS X version 10.7. 

What is new in version 4.4:

• Security updates.
• Performance and stability improvements.
• The minimum required Java version for the CrashPlan app is now 1.7.
• On OS X, the minimum required version for the CrashPlan app is now version 10.7.5.
• Improves performance of the real-time file watcher on Windows devices when renaming large numbers of files.
• Corrects an issue on Windows devices introduced in version 4.3.0 in which the CrashPlan tray app (the CrashPlan icon in the notification area) is dimmed and disabled when the CrashPlan app is installed in a folder other than the default location.
• Corrects an issue on OS X devices introduced in version 4.3.0 in which the CrashPlan uninstaller included in the .dmg could only uninstall CrashPlan one time. Now, the same uninstaller can be used more than once.

What is new in version 4.3:

• The CrashPlan app can now be installed separately for each user account on a single computer.
• Support for dual-stack IPv4/IPv6 and all-IPv6 network configurations.
• New look-and-feel for the iOS SharePlan mobile app and SharePlan web app.

What is new in version 4.2:

• OS X Yosemite users can now open the CrashPlan app from the CrashPlan menu bar.
• Added OS X Yosemite compatibility to the CrashPlan app code signing process.
• Removed legacy uninstaller app from within the CrashPlan.app bundle.
• For users who had uninstalled and then reinstalled CrashPlan, the Forgot password link on the "Use existing account" sign in screen now correctly points to the password reset page.
• Performance improvements to the upgrade process.
• CrashPlan apps with default memory settings now correctly only restart once after upgrading to a new version.

What is new in version 3.7:

• OS X Yosemite users can now open the CrashPlan app from the CrashPlan menu bar.
• Added OS X Yosemite compatibility to the CrashPlan app code signing process.
• Removed legacy uninstaller app from within the CrashPlan.app bundle.
• For users who had uninstalled and then reinstalled CrashPlan, the Forgot password link on the “Use existing account” sign in screen now correctly points to the password reset page.
• Performance improvements to the upgrade process.
• CrashPlan apps with default memory settings now correctly only restart once after upgrading to a new version.

Limitations:

The free version allows backup to local drives, other computers on your network, or friend's computers (with their permission). The full version (CrashPlan+) adds Backup Sets and online backup to CrashPlan Central, and enables the access to files backed up to CrashPlan Central with a mobile app.