Little Snitch Alternatives and Similar Software

GlassWire

GlassWire is a free network security monitoring tool and analyzer that visualizes your network activity on an easy to use graph, alerts you of possible threats, manages your firewall, and more. Network Monitor: GlassWire's network monitor visualizes your current and past network activity by traffic type, application, geographic location, all on a beautiful and easy to understand graph. Go back in time up to 30 days and see what your computer or server was doing in the past.

Freemium $ $ $ Windows Android Android Tablet

113 Like

Hands Off!

Hands Off! is an application to monitor and control the access of applications to your network and disks. Being able to monitor the normally unnoticeable activities enables you to make informed decisions regarding the transfer of your private information, hence avoiding confidential information leakage.

Commercial Mac

11 Like

LuLu by Objective-See

LuLu is the free, shared-source firewall for macOS. Its goal is simple; block any unknown outgoing connections, until approved by the user. While it was designed to generically detect malware by flagging unauthorized networking connections, LuLu can also be used to block OS components or 3rd-party applications from transmitting information to remote servers. What's to like about LuLu? Lots! 100% free As in no ads, no time trials, no missing features.

Free Open Source Mac

9 Like

NetLimiter

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. Along with this unique feature, Netlimiter offers comprehensive set of internet statistical tools. It includes real-time traffic measurement and long-term per-application Internet traffic statistics.

Commercial $ $ $ Windows

61 Like

Radio Silence

Radio Silence lets you block individual apps from accessing the internet. It never throws pop-ups on the screen, and is completely invisible.

Commercial Mac

17 Like

ZoneAlarm Free Firewall

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 your personal information, passwords, and financial data.

Freemium Windows

38 Like

Windows 10 Firewall Control

Protects your applications from undesirable network incoming and outgoing activity, controls applications internet access. Allows you to control personal information leakage via controlling application network traffic. Manages and synchronizes port forwarding provided by external network connection (firewall/router) box with applications requirements and activity.

Freemium Windows

30 Like

Looknstop

Look n Stop is the best in its class security application to prevent spyware. Secured by Look n Stop, your PC also becomes fully invisible to net hackers by stopping all suspicious traffic. Rated among the highest firewall in leak tests. Unlike other firewalls, Look n Stop is optimized to keep your computer and your connection running at peak performance, consuming very little resources.

Commercial Windows

3 Like

TripMode

Block internet connection for apps.

Commercial Mac Windows

5 Like

OpenSnitch

OpenSnitch is a GNU/Linux port of the Little Snitch application firewall.

Free Open Source Linux

4 Like

IceFloor

IceFloor is the first OS X free graphic frontend for PF. Configure the PF firewall in a few clicks using a very simple interface and a step by step in-app configuration guide (Quick Start).

Free Open Source Mac

8 Like

Filseclab Personal Firewall

Filseclab Personal Firewall Professional Edition is one of the most important software of Filseclab, it is very easy to use and also very powerful. It can provide more secure protection for your PC, and it is FREE. It can block the most attacks from worm viruses and trojans. It can block some main Adware and Spyware, the definition supports live update and you may also define it yourself. Double filter system provides double-layer protection.

• Discontinued The last update was released on July 29th, 2005.

Free Windows

3 Like

Douane

Douane is a personal firewall that protects a user's privacy by allowing a user to control which applications can connect to the internet from their GNU/Linux computer. You can allow network traffic for some applications and deny network traffic for others. How it Works When Douane is started, it will watch the outgoing network traffic and as soon as an unknown application tries to send some network packets, Douane will block it and ask you if you allow it or not.

Free Open Source Linux

1 Like

Armor2net personal firewall

Armor2net personal firewall software stops hackers, data thieves, and protects your PC from Internet-borne threats. Armor2net firewall can meet your requirements for Internet security and Internet privacy. This firewall monitors all Internet connections to and from your computer to ensure that only legitimate traffic is allowed and alerts you to attempted intrusions.

Commercial Windows

1 Like

Wallix Pro Firewall

Wallix Pro Firewall prevents intruders from accessing your computer and that’s the main objective for a computer firewall. It automatically detects and blocks attacks through a comprehensive examination of all inbound and outbound information to your computer. Wallix Pro offers an easy interface, with clear details that present you a list with all installed programs from your computer. Unwanted programs can be uninstalled at any time by just a few clicks.

• Discontinued Website now longer exists to provide download. Program is still available on other sites.

Free Windows

1 Like

AppNetworkCounter

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. For every application, the following information is displayed: the number of sent and received bytes, number of sent and received packets, number of sent/received IPv4 bytes, and number of sent/received IPv6 bytes.

Free Windows

0 Like

InJoy Firewall

With InJoy Firewall™ 4.0 you can say good-bye to old-generation Firewall solutions that were difficult to implement, manage and measure — InJoy Firewall™ is different... This multi-purpose Firewall readies you for the future through Deep Packet Inspection, unique MULTI-PLATFORM support, and market-leading IPSec VPN support. Its unparalleled network monitoring turns you into an SECURITY PROFESSIONAL with unique real-time insight into any network activity.

Commercial Windows Linux

0 Like

ShaPlus Bandwidth Meter

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. Features Option to make meter always visible. Transparency of meter can be adjusted. Option to exclude bandwidth during certain period of day (for those having free usage periods).

Free Windows

Flying Buttress

As Apple's built-in Firewall preferences improves in both functionality and security, I will be aiming Flying Buttress more at users who need the advanced firewall configuration, logging, and IP sharing options found in Flying Buttress. There is no reason that a new or inexperienced user cannot use Flying Buttress, but Apple's own Firewall preferences will likely remain a simpler interface for configuring a basic firewall.

Free Mac