Ranked in these QuestionsQuestion Ranking
Pro Works via an easy to use Chrome plugin
The Chrome plugin integrates with Gmail webapp and Google calendar. It shows a bar at the bottom of the email and allows setting meeting length, location and available times and embeds that information in the email. The recipient then chooses from available options and both parties receive an invite.
Pro Manages time zones
Times are presented for each party in their appropriate time zone.
Con No group scheduling
Allows scheduling only one-on-one meetings.
Con Chrome, Gmail and Google calendar only
While the recipient can use any e-mail, calendar and browser combination, the organizer has to use Google's products.