Top Alternatives to AFWall+

Comodo Internet Security (CIS) is a comprehensive freemium security suite offering robust protection against a wide range of online threats, including viruses, malware, and spyware. It integrates powerful antivirus, firewall, and sandbox technologies to safeguard your digital life.

Little Snitch is an essential network monitoring and firewall tool for macOS. It provides granular control over your Mac's network connections, alerting you whenever an application attempts to connect to the internet and allowing you to decide whether to permit or deny the connection.

Simplewall is a robust and lightweight firewall application for Windows, designed to control and monitor network activity for applications. It leverages the Windows Filtering Platform (WFP) to provide granular control over outbound connections, enhancing privacy and security by allowing users to block unwanted network communication.

Windows Firewall Control is a powerful and easy-to-use front-end for the native Windows Firewall. It offers intuitive control over network connections, allowing users to create, modify, and delete firewall rules with greater flexibility than the built-in Windows interface. It provides quick switching between filtered modes, network monitoring, and enhanced security features.