Frequency/Tone Generator for Mac OS X?

[Geoff Myers]

Does anybody know of an application out there that can generate any audio frequency/tone (from very low to very high)? Thanks! :)

[someguy]

http://www.versiontracker.com/php/qs.php?mode=basic&action=search&str=tone+generator&srchArea=macosx&submit=Go

[scottlinux]

Audacity can do this. It is free.