Skype for Slack - Move your slack discussions to a group skype call
New Snapchat - The new Snapchat, redesigned to separate social from media
Aircall Now - Make voice calls inside Intercom Messenger 📞💬
Google ARCore - Google Augmented Reality SDK
Calls on Slack - Make voice calls in Slack
N2 Smartpen - Writes on paper but also mirrors into smart devices.