You can download a trial copy of SourceGuardian or you can evaluate using our Online PHP Encoder. This will allow you to test our software without needing to download and install. Click here to test the Online Encoder.
"We already started using encoded files in few of our websites without any single problem and also we are going to use it in our upcoming CMS (www.ananyoo.com). Thanks a lot !"
Shivaji Mitra, http://www.anblik.com