XCalSync - Automatically copy events between your calendars.

TicketHarbor - The safer Craigslist for P2P ticket exchanges

Social - Social let’s you plan almost anything with your connections and keeps track of it for you.

Nightout - The standard in event ticketing and marketing by NIGHTOUT

Evounce - Easy and fast event planning platform

Sporteventus for iOS - The worldwide search engine for sporting events and tickets