RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
Lurchr - Saves all your Slack links, so you can focus on work
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
Slack News Feed - Get the top posts from every Slack chat you're in.
Aircall - Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.