by Edited by Lisa A. Grimaldi | October 12, 2012

Check In Easy screen shotCheck In Easy, an app that lets event organizers check in guests electronically, recently added a new feature that allows organizers to mass text everyone on the guest list -- great for last minute changes, reminders or post-event thank-you's. Cost: $29 for 200 texts, $49 for 500 texts and $129 for 1,500 texts. (800) 610-8587;