These apps are for the VPN server service only. The service was formerly known as Kronolab, app redesing is under way.
The applications are necessary to connect to the server using VPN and open IMAP, POP3, webmail, proxy and file access inside the VPN network.
Apple & Google Android
You can download the app from the applications stores, look for Kronolab.
Supported versions are Windows 7 or later.
Download latest Windows version
OS X version
Please open app store on your Mac and search for Kronolab.