PagerDuty - Cloud based monitoring service
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
VictorOps - We make on-call suck less & help teams to solve problems faster.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.