Backup2 USB 4.4.189 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions among the program users are 4.5, 4.4 and 4.2. This program is an intellectual property of Softland. Commonly, this program's installer has the following filename: Backup2.exe. The software is included in System Utilities. We recommend checking the downloaded files with any free antivirus.
From the developer:
Backup2 USB is a backup program for Windows that supports as backup destinations removable and external drives, such as USB/Firewire enclosures.
It can automatically protect your important files and folders using the scheduler and also offers password protection for the compressed backup files.
This backup program can back-up open (locked) files and it can perform full, differential, incremental and mirror backups.
You may want to check out more software, such as USB Drive AntiVirus, USB Virus Scan or Lock USB, which might be similar to Backup2 USB.