No specific info about version 5.1. Please visit the main page of Pogoplug Backup on Mac Informer.
Get Backup 2 RE is a backup and synchronization tool by Belight Software.
This program helps you back up files and folders from your Mac.
Cloud Station Backup can back up your files from multiple client computers.
This app allows you to extract files from iTunes backup for data recovery.
Retrieve your original photos and videos from your Photo Library.