For $240US/Year, if you need it, it is the BEST that can be had....... If I was still in the Biz, It would be cheap at twice the price..... Since I am reTIRED, I can get along with GPG, and OnePad.... Little bigger learning curve, but solid encryption.....
I suppose that this is Zimmerman's zfone for the masses? zfone was voip based (non-skype) and I used to use it when I was an agent.