Kilroy is described as «location-based bulletin board. No user registration and posting can be completely anonymous. It allows you to tell other Kilroy users nearby about what you learn in the area» and is an app in the travel & location category. There are more than 25 alternatives to Kilroy for a variety of platforms, including Online / Web-based, iPhone, Android, iPad and Android Tablet. The best alternative is Foursquare, which is free. Other great apps like Kilroy are Yelp, Mapple.me, Pathshare and GeoCha.Kilroy alternatives are mainly Social Networks but may also be Review Websites or Travel Guides. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Kilroy.