Little Snitch 6
Monitor and control your networking connections
€59 (about £50) FROM obdev.at NEEDS macOS 14
Support for blocklists alone makes this an excellent replacement for other ad blockers
Little runs on your Mac without an internet connection, and in this hidden world of connections, there’s ample scope for bad behaviour.
You’ll find apps compromising your privacy by sending your data to their servers, as well as the truly malicious wanting to cause you pain and grief. Little Snitch opens a window on that world, providing insight into what’s making all those connections, and giving you the choice to block what you don’t trust using its powerful software firewall.
Version 6 takes advantage of changes in macOS 14 (Sonoma) that make its installation quick and simple despite its two system extensions. The firewall then works according to the rules you set to allow or block connections between your Mac and both local and remote systems. Rules can be general enough to apply to all processes, or specific to a single process, destination and protocol. It even supports time-limited rules that only apply for a fixed period. These can be assembled into groups to aid their organisation and control, and assigned priorities. Little Snitch provides additional management aids, including valuable analyses of those that are redundant or unused.