It was released under the GNU General Public License (GPL) 2.

[1] Areca Backup included a backup engine, as well as a graphical user interface and a command-line interface.

The application included the following features: Areca also provided all tools needed to handle your archives: Storage modes Areca could handle multiple storage modes: Backup types Areca could handle the following types of backups: Areca used the file's size and last modification time to detect modified files.

But it also ran on any other operating system, provided that a Java Runtime Environment has been installed (version 1.4.2 or later).

It was translated to: Chinese (Simplified), Chinese (Traditional), Czech, Danish, Dutch, English, French, German, Hungarian, Italian, Japanese, Russian, Spanish, Swedish.