Scala Days App - The official Scala Days App handcrafted by 47 Degrees.
BuildFire - BuildFire is the easiest way for small businesses to build a mobile app in a matter of minutes for iOS and Android.
NVOLV - Mobile event apps for corporations & conferences
Bizness Apps - Create your own app or become a reseller and build apps for others
Eventzilla - Eventzilla lets you sell tickets online and manage attendees from one integrated application.
Attendify - Develop relationships at the events that you attend by creating smaller events with just a few people.