PortWatcher
macOS 13+ • Free UtilityPortWatcher is a free menu-bar utility that lists listening ports and lets you terminate port conflicts in a single click.
Best For
Web developers and engineers who regularly encounter "port already in use" errors during local testing.
Key Differentiator
It provides a native macOS UI to inspect and kill localhost processes, eliminating the need to write lsof or kill commands in the Terminal.
Discover PortWatcher
Visit the official website to explore the full feature set, system requirements, and download options.
Related Workflow
PortWatcher works well with Bracketeer to quickly run and test local API servers.