Mixer spur. calculate tool

Dear all ,

can anyone help provide Mixer's spur. calculate tool (like mix_spur_ana)

I need the tool for reference.

Tks!

http://101science.com/RFSim99.exe

After installation go to "Spur Search"

and this one
http://www.hittite.com/tools/Spurcal...25JarLockE.htm