Atomaders is distributed freely in demo version. This version has some functional restrictions as compared with full licnsed version. The complete User License Agreement for Atomaders can be found in a file named license.txt located in Atomaders folder.
To order the full version of Atomaders you should visit the following URL:
http://kraisoft.com/atomaders/purchase.htm
This page also contains information about ordering Atomaders by fax. Note that the order page is on a secure web site which is encrypting all transmitted credit card data according to secure HTTP protocol.