Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming.

TeamSpeak is software for quality voice communication via the Internet.

Taskulu is a Flexible task management, realtime chat, time logs and deep integrations.

TribeScale is an All-in-One platform to coordinate your team around what really matters - communication, goals, decisions, tasks and results.

Dapulse is a smart collaboration and communication app you can use to get your team members working in sync in one place.

Glip is fully searchable, real-time group chat; video chat, task management, file sharing app.

LINE is a new communication app which allows you to make free voice calls and send free messages whenever and wherever you are.

Matrix is an open protocol for real-time communication. It is designed to allow users with accounts at one communications service provider to communicate with…

UserEngage is a Real-Time Customer and User Engagement Tool for Big and for Small Businesses, designed for maximizing the conversion.

KeepCalling is an online calling application.