Periscope 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. The common filename for the program's installer is periscope154.dmg.
The most popular versions among Periscope for Mac users are 2.0 and 1.5. The program is categorized as System 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. The unique identifier for this app's bundle is com.freeverse.periscope. This Mac application was originally developed by Freeverse Software. Periscope is suitable for Mac OS X 10.7 or later.
From the developer:
Periscope is a screen sharing platform. Periscope allows users to easily share their screen with co-workers, colleagues, family members, or anyone connected to the same network. Every Mac running Periscope will automatically find other users on the network; displaying the computer name in the computers list. Users can request to show their screen to another user, or request to view another users screen.
You may want to check out more Mac applications, such as Periscope Pro or Livedesk Studio, which might be related to Periscope.