WhatsApp is an iPhone and Android messaging app which allows you to exchange messages without having to pay for SMS.
- - WhatsApp is the most popular Web-based, Windows, Android & Mac alternative to Beluga.
- - WhatsApp is the most popular free alternative to Beluga.
Kik is way more than just messaging. It’s the easiest way to connect with your friends, stay in the loop, and explore – all through chat. No phone numbers, just pick a username.
Talkatone gives you free calls, text messages, real-time location sharing and picture sharing to Facebook and Google friends, or any phone number in US.
- - Talkatone is the most popular iPad & Android Tablet alternative to Beluga.
textPlus is the best way to send unlimited text messages from your android, iPhone, iPod, kindle, and windows devices with your textPlus phone number free and calling for just pennies.
Spotbros is an app where you can discover and share all types of content through public chat groups (Spots) or with your friends through private chats.
XendApp provides a messaging gateway for reaching public or internal users through applications for a variety of devices. Messages can be sent directly from http://xendapp.com web site or through any of the existing web services that the web site have.