It is available in both paid (so-called Pro) and freeware versions.

First there was a freeware version 2.0 that has all of the features of the original 1.9 series plus some improvements.

Surely there must be a million freeware versions of these games available to download...

Sterling2 is a freeware version of Sterling with different algorithms.

"Lector", A freeware version without many of the full version's features.

The last freeware version, 1.52, is still available for download from Altap website.

The duo lived on donations from the freeware version of Trillian while building their company.

A freeware version of this reverse engineering tool is also available.

The red book tracks are omitted from the freeware version due to the download size.

A freeware version of this program was released in April 2009.