The Foursquare app for BlackBerry has been updated to version 3.8. The latest version has performance improvements and eradicates a few bugs. It also introduces a new version 2.0 Explorer. There are also some improvements for CDMA users in this release. Current Foursquare users will definitely notice the changes in this recommended update.
You can download Foursquare for your BlackBerry device directly from the BlackBerry App World or by using the link which follows.
source - FourSquare