Mention the word “theme” in a room full of event designers and be prepared for more than a few eye rolls. “The theme is done, at least for me,” states Ryan Hanson, CSEP, of Minneapolis-based BeEvents.

Apple has released a new app called Invites that is designed to make it easy to create custom invitations for events using an iPhone or on the web. Invites is Apple’s version of Partiful, a popular ...