Detect hidden threats with GlassWire's Traffic Monitor and Firewall

Instantly see your current & past network activity. Detect malware, & block badly behaving apps.

Over 45 million downloads!

Version 3.5.821, 82.4MB

“Beautifully informative”

“…brings attention to suspicious Internet activities”

“Who is your computer
talking to?”

“…attractive, easy-to-use
network monitor”

“…identify problematic or malicious application”

“…notifies you when a new device joins the network.”

Privacy & Security Features

Instantly see who or what your PC is talking to on GlassWire's network monitoring graph, plus see what your PC may have connected to in the past.
Detect spyware, malware, badly behaving apps, and bandwidth hogs, then block their connections.
Monitor other PCs on your network and get alerted when new unknown devices join your WiFi.
GlassWire warns you of network related changes to your PC, or unusual changes to your apps that could indicate malware.

Keep track of your data usage on your PC or mobile phone and get alerted before going over data limits.
Go back in time with GlassWire's network time machine to see what your PC was doing while you were away.
Get alerted every time a new app accesses the network, and block it if necessary.
See detailed network usage statistics broken down by IP/Host, app, network traffic types, and more.

Turn on "Ask to connect" mode to allow or deny new app connections.
Set up custom firewall profiles for different scenarios.
See what IP addresses your apps are connecting to, and instantly see what countries those hosts are in.