SOAP Client is a free Cocoa-based developer tool for Mac OS X Tiger that
allows you access and debug WSDL & SOAP-based Web Services from the
comfort of your desktop.

The SOAP client for MAC can be downloaded from Google code http://code.google.com/p/mac-soapclient/

or from the main website  http://ditchnet.org/soapclient/<!>

MAC SOAP Client