simplewall is described as 'Simple tool to configure Windows Filtering Platform (WFP) which can configure network activity on your computer' and is a very popular Firewall in the security & privacy category. There are more than 25 alternatives to simplewall for a variety of platforms, including Windows, Linux, Android, iPhone and Android Tablet. The best alternative is Pi-hole, which is both free and Open Source. Other great apps like simplewall are GlassWire, BiniSoft Windows Firewall Control, Portmaster and OpenSnitch.
simplewall is mainly a Firewall but alternatives to it may also be Network Monitors or Ad Blockers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of simplewall.
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.
Gufw is an easy, intuitive way to manage your Linux firewall. It supports common tasks such as allowing or blocking pre-configured, common p2p, or individual ports port(s), and many others! Gufw is powered by Uncomplicated Firewall (ufw).