Development
PortalBox
Share a region of your screen in video calls
Dedicated URL：https://portalbox.290km.com
Official site：https://portalboxapp.com/
3.6K
downloads
21.5K
views
macOS
Platform
2026-10-25
Updated
Download links
No download link has been collected yet — get the official installer from the vendor site.
Description
Share a region of your screen in video calls