Portmaster is a free and open-source privacy suite that puts you back in charge of your computer.

Visualize network activity in detail, get notified when new apps access the network, look out for malware, and block badly behaving apps.

NetLimiter is an ultimate Internet traffic control and monitoring tool designed for Windows. You can use NetLimiter to set download/upload transfer rate limits for applications or even single connection and monitor their Internet traffic.

A powerful tool which extends the functionality of Windows Firewall and provides new extra features which makes Windows Firewall better.

appNetworkCounter is a simple tool for Windows that counts and displays the number of TCP/UDP bytes and packets sent and received by every application on your system.

ZoneAlarm Free Firewall blocks hackers from infiltrating your home PC by hiding your computer from unsolicited network traffic. By detecting and preventing intrusions, ZoneAlarm Free Firewall keeps your PC free from viruses that slow down performance, and spyware that steals...

SterJo NetStalker is innovative and FREE security software able to detect all authorized and unauthorized connections to your computer and send you alert for each new connection.

Outbound firewall for apps, blocking apps from accessing internet. Useful for reducing data usage when tethering to mobile data, or on a slower wifi connection.

Windows 10 Firewall Control is a simple and exhaustive solution for applications network activity controlling and monitoring.

Simple to use bandwidth monitoring software to track Internet bandwidth usage.It remains in tray and displays the bandwidth usage in current session, day and month. This will be helpful for those with limited bandwidth broadband/adsl connection.