Google is catering to business customers who want to use Gmail even without a network connection. Will Google Apps now pose a stronger threat to Microsoft? Stephen Shankland worked at CNET from 1998 ...

Proton Mail just made managing your inbox a lot more flexible on the go, especially when you’re stuck without internet. The encrypted email service has rolled out a redesigned Android app that finally ...

Yahoo, an early leader in Web-based e-mail, is trying to leapfrog Google with its Zimbra Desktop software, which offers online documents and offline access. Stephen Shankland Former Principal Writer ...