Talkatone is described as '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 can replace your native phone to call and text for free without using cell minutes' and is an app in the Social & Communications category. There are more than 50 alternatives to Talkatone for a variety of platforms, including Android, iPhone, Windows, Online / Web-based and Android Tablet. The best alternative is Telegram, which is free. Other great apps like Talkatone are Signal (Free, Open Source), Skype (Freemium), Wire (Free Personal, Open Source) and WhatsApp (Free).
Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.
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.
iPlum - the world’s first mobile app that makes a personal U.S. phone number available to users around the world for only $1/month, for their phone or tablet. The app also provides international calling and roaming in 200+ countries, at rates as low as 1 cent per minute.
This new chat app that comes with great bundles to spike your business and personal life. For a free video call, messaging, group chat, share pictures and digital wallet. Work for both iOS and Android.