Quote from Chuck_T:
Check out eSignal On Demand Options. Includes OptionPlus software and stock and options data for $44.95.
http://www.esignal.com/ondemand/ondemand_options.aspx
Chuck
I believe that rate is monthly. I like the Option Excel Calculator for Excel for just $38 one time fee. It does the majority of tasks that other software 3x its price does. SamoaSky looks very good. I'll have to ask the developers to add Futures support.