WP Malware Removal is an open-source project distributed free of charge and licensed under the GPL. The project is supported through donations and service offerings for fixing infected websites. If you would like to show appreciation for the project, donations may be made below.
This plugin is currently being offered completely FREE of charge, though it does take quite a lot of time to develop, test and constantly update it so that it can effectively scan new threats and vulnerabilities.
Your support is really appreciated. Please make a donation to keep it going.