FYI, looks like the link on the FAQs for Windows is messed up in the second question.
Is CoScreen available on macOS, Windows, Linux, Mobile, or Web? macOS: yes (download - requires macOS Mojave 10.14.6 and above) Windows: yes(download - requires macOS Mojave 10.14.6 and above) Linux, Mobile, Web: coming soon, sign up for the wait list