Irene Okpanachi is a Features writer, covering mobile and PC guides that help you understand your devices. She has five years' experience in the Tech, E-commerce, and Food niches. Particularly, the ...

I've used Skype for years, but its convoluted user interface and awkward address book, links to Microsoft account, have turned me into a Viber user. Viber's user interface is clean and simple and the ...