Well, Limewire does only connect to Gnutella network...that's only 1 network, while KCeasy being a freeware connect to more than Gnutella at once..check it out -
kceasy.com
Code:
What is KCeasy?
KCeasy is a windows front end for the giFT filesharing system. Plugins allow giFT to support different kinds of filesharing networks.
KCeasy currently supports the following networks:
* Gnutella (Shareaza, Gnucleus, LimeWire, Bearshare, XoloX)
* Ares (Ares Galaxy, Warez P2P)
* OpenFT (A new network developed by the giFT project)
And of course KCeasy is completely spyware free and Open Source.
kceasy.com