free opt-in email program

[musmatte]

hello, anyone know of a free good opt-in email program? im setting up a join for free site, and need a good program. or a very cheap one, im pretty damn low on cash these days <img border="0" title="" alt="[Frown]" src="frown.gif" />

[Racing 3rd Shift]

<a href="http://mojo.skazat.com/" target="_blank">http://mojo.skazat.com/</a> <img border="0" title="" alt="[Wink]" src="wink.gif" />