|Gowalla for BB|
Due to the recent popularity of Foursquare, other app developers have tried to create similar products. According to TheBerryFreak, one of the top competitors is Gowalla. Gowalla, just like Foursquare, allows you to check-in at different places while you are out and about, and see where your friends are also. Until recently, Foursquare has beaten Gowalla in getting their app to many formats (Andriod, iPhone, and BlackBerry), but then Gowalla took the next step and released the BlackBerry version in public beta.
To check it out download OTA on your BlackBerry Browser here