Note: The Conferences i/o Mac App is in public beta. While the app has been tested by many customers, there can still be quirks or bugs that have not yet been ironed out. If you are using the Mac App and see any strange behavior, please email

System requirements

  • MacOS 10.11 (El Capitan) or later
  • One of:
    • Keynote
    • Microsoft PowerPoint for Mac 2016 or later

Download and Installation Step-by-Step

  1. Download the latest version (1.4.0)
  2. Locate the downloaded file
    • In most cases, the ZIP file is located in the Downloads folder. Open Finder and select Go > Downloads.
  3. Double-click the file to unzip it
  4. Double-click the conferencesio-1.4.0-catalina app to launch
  5. If prompted, click Open to confirm launch
  6. When open, the Conferences i/o Mac App appears in the menu bar

Video TutorialOlder versions (support for earlier versions of macOS)

1.3.2 (August 2018) — Works with macOS 10.11 (El Capitan), 10.12 (Sierra), 10.13 (High Sierra), and 10.14 (Mojave)