WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS.
Free calls, text and picture sharing with anyone, anywhere!
Mobogenie is a personal manager for your Android phone. Transfer all the apps, contacts, SMS, music and other data between PC, phone, and the cloud.
Software bundle from Microsoft containing Mail, Messenger, Movie Maker, Photo Gallery, Writer, Toolbar and Family Safety.
Store and sync your email, calendar, contacts, files and documents in the cloud - yet have them locally accessible and aggregate information across accounts like Yahoo! Mail, Gmail, Hotmail and social networks like Facebook and Twitter
Free calls to regular phones (+ mobile in US) over the internet