WallaBee is described as 'the largest collecting and trading game on iPhone' and is a Location-based Game in the Games category. There are four games similar to WallaBee for iPhone, Android, iPad and Online / Web-based. The best alternative is Badgee, which is free. Other WallaBee like games are Badge(r)s! (Free), Sighter (Free) and TravelerQuest (Free).
An ever changing game for the competitive user, Traveler's Quest incorporates real life into a game of mobile virtual geocaching. A game unlike any other in the app store, it's engaging, competitive, fun, interesting, and more.