Uninstall GPG Suite
Sorry to see you go. Feel free to share the reason you are looking to uninstall. Drop us a few lines via System Preferences > GPG Suite Preferences > Send Report.
Should you need assistance with a problem, please file a report via the same location and we will try to help you out.
Please download the uninstaller. "Uninstall" will remove GPG Suite and "Uninstall GPG Mail Only" will remove the Mail plugin.