Meetingbird for Gmail - View your calendar and schedule meetings right from Gmail
Google Calendar - Spend less time managing your day & more time enjoying it
Mixmax Calendar - The fastest way to schedule meetings with anyone, anywhere
Zynq - Schedule meetings from an email with 1 click!
Sunsama - Calendar and scheduling for teams
1-on-1 Meeting Assistant - Have the best 1-on-1 meetings with your team.