Free, open-source privacy suite monitoring all network activity, blocking unwanted connections, using trusted filter lists for ads and malware, enforcing DNS-over-TLS, providing custom app and global rules, and supporting advanced privacy management.




Portmaster vs NetLimiter Comments
NetLimiter's primary usage is to limit speed. Portmaster doesn't limit speed. So Portmaster is irrelevant.
more options, more advanced, simpler, and open source

- Portmaster is Freemium and Open Source
- Portmaster is Privacy focused and Lightweight































































Portmaster does not provide a way to set bandwidth limits, so it is not similar enough to NetLimiter to be an alternative.