If you need the power to edit, e-sign, modify, and share PDFs, (and you do), there's a subscription plan for you at Adobe.

Adobe this week is offering first-time subscribers of the Adobe Creative Cloud Pro plan a 40 percent discount on the service.

Nitro PDF Pro for Windows or Mac is also a one-time purchase priced at $179.99, though a Nitro Pro subscription version ($14.99 per month or $179.98 annually) adds e-sign as well as PDF functions.

Taken together, Adobe Acrobat XI Pro, EchoSign, and FormsCentral have impressive capabilities, but t he links for EchoSign and FormsCentral are just that—links; that is the extent of their ...

Nitro PDF Pro for Windows or Mac is also a one-time purchase priced at $179.99, though a Nitro Pro subscription version ($14.99 per month or $179.98 annually) adds e-sign as well as PDF functions.