This lets you not only login but also easily reach the contacts you already have stored in Gmail.
More » Google Hangouts is great for many reasons, one being that most everyone can login right away, given that they have a Gmail account.
The app offers HD quality voice/video and is often argued to be the when it comes to both visual and sound quality.
Skype's video and audio calls are free within the network (i.e.
Like Skype, you can make phone calls to non-oo Voo users (like landlines) if you want to pay a fee.
Otherwise, oo Voo to oo Voo video and audio calls are completely free. For example, oo Voo lets you call a Mac computer from a Windows computer, or an Android phone from an i OS phone.
It works on Windows and Mac computers but also mobile devices like Black Berry, i OS, Android, Nokia, and Kindle.