Calendly - Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
Matter - Create a feedback-focused culture in Slack with Matter!
Cal.com - Cal.com (formerly Calendso) is the open source Calendly alternative.
HappyMeter - A frictionless way to measure happiness and job satisfaction
SavvyCal - A scheduling tool both the sender and the recipient will love.
Teambit - Teambit is a team engagement and performance platform, that makes feedback a daily habit.