JamBase 2.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. JamBase for Mac belongs to Audio & Video Tools. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
JamBase... Go See Live Music! Find local concerts for all your favorite artists!
JamBase is the world's largest database of live music concert information, offering tens of thousands of upcoming shows across all musical genres.
Now you can stay in the loop on local shows while on the go by finding out who's playing in your area.