call of spartan

With VOIP Buster you can call your friends for free from your PC.

With VoipStunt you can call anywhere in the world at the lowest rates possible

Softphone will let you call online frinds for free.

Accept expressions from the users, calculate the result with a simple call

MSCExec allows you to call OS command or launch an application from your script

VSoft is a simple,free VOIP phone alllow to make low cost call.

Free Call Display software: shows caller's identity on your computer

Spreadsheet to calculate the fair value and greeks for call and put options.