The latest release 5.2.1.0 is available from the links below

This release contains
v4.1.4.0 Linkly Client
v4.3.5.0 EFT Server
v3.31.51 CsdEft.ocx (activeX file)

For NEW installs
Click on the following link to download – Linkly setup

For existing installs / upgrades
Click on the following link to download – NoConfig Linkly Setup

Release notes