So long as both users are using the oo Voo app, they can make video calls as often as they like, for Voo was created in 2007 and works with a range of other platforms like Windows Phone and even inside web browsers.More » If you have a Windows computer, Viber might be the perfect free video calling app for you.calls between Skype users are free) and you can make paid audio calls to landlines if you so choose.
Making a video call with Facebook is super easy: Open a message with someone and then click the small camera icon to initiate the call.
You'll be told of any plugin you may be required to download to make it work.
Note: Go to the Facebook Help Center if you need help using Facebook's video chat feature through or the mobile Messenger app.
More » on Apple's operating system and devices, and only to other Facetime users.
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 so much like a regular phone that it should be one of the easier apps to use from this list. You can download the app on other devices like Android and i OS, but those devices can only use the text and voice calling features.
More » The most popular social network lets you communicate over not only text but also video, and it can even be done from within your web browser (Firefox, Chrome, and Opera).
Besides, users who don't know much about Vo IP tend to subconsciously interchange the words Vo IP and Skype.
Skype is available for all platforms and is very easy to use.
However, if you do have a Mac, i Phone, or i Pod touch, you can easily make video or audio calls from the device, almost in the exact same way you would make a regular phone call.