NetGuard icon

NetGuard

NetGuard is an open source firewall app for Android that blocks connections to the internet based on rules you define. It helps protect your privacy and security by restricting what apps can access the network.

What is NetGuard?

NetGuard is a free and open source firewall app for Android. It allows users to block access to the internet on a per-app basis, giving greater control over privacy and security.

Some key features of NetGuard include:

  • Blocks access to the internet for user-selected apps
  • Prevents apps from tracking your online activity
  • No root access required
  • Easy to configure rules for allowing or denying access
  • Uses VPN service to filter traffic
  • Lightweight app with minimal impact on system resources
  • Actively developed and maintained on GitHub

By restricting what apps can connect to the internet, NetGuard helps prevent invading your privacy or devices being misused. It's a useful tool for security-conscious Android users who want granular control over app permissions.

NetGuard can filter both WiFi and mobile traffic across all apps on your device. The open source codebase allows transparency into how the app works and guarantees no hidden behaviors.

The Best NetGuard Alternatives

Top Apps like NetGuard

Little Snitch, AdGuard, Blokada, AdAway, LuLu by Objective-See, Radio Silence, ufw, simplewall, TripMode, orWall, RethinkDNS, NoRoot Firewall, OpenSnitch, Firewalld, TrackerControl, AFWall+, Mobiwol, BiniSoft Windows Firewall Control, Quantum Flare, Adhell3, DroidWall, Blok: Simple Fast Firewall are some alternatives to NetGuard.

Little Snitch

Little Snitch is a popular macOS firewall developed by Objective Development Software GmbH. It monitors all incoming and outgoing connections on your Mac, keeping track of what apps are connecting to the internet and what servers they are connecting to.When a new connection is attempted, Little Snitch alerts you...

AdGuard

AdGuard is an ad blocking and privacy protection software and browser extension available for Windows, Mac, iOS, and Android. It utilizes multiple filtering engines and custom filters to block ads, tracking scripts, malware, and phishing websites across all browsers and devices.Key features of AdGuard include:Blocks all types of...

Blokada

Blokada is a free and open source ad blocker and privacy protection app for Android devices. It works by creating a VPN to filter out advertising, tracking, malware and other unwanted content from websites, apps and more.One of the key benefits of Blokada is that it is highly configurable...

AdAway

AdAway is an open source ad blocker and hosts file editor application for devices running the Android operating system. It blocks ads and tracking by manipulating the hosts file on your Android device.The hosts file acts as an internal DNS, mapping hostnames to IP addresses. AdAway works by redirecting...

LuLu by Objective-See

LuLu is a free, open-source firewall application for macOS developed by security researcher and malware analyst Patrick Wardle. It aims to protect user privacy and system security by monitoring and limiting unknown outgoing connections from apps and processes on a Mac.Some key features of LuLu include:Displays all active...

Radio Silence

Radio Silence is a firewall software developed by Bitwise Systems that helps protect your privacy and security when browsing the internet. It monitors all network connections to and from your computer and uses smart rules to block unwanted traffic while allowing desired connections.Some key features of Radio Silence include...

Ufw

ufw (Uncomplicated Firewall) is a frontend for managing firewall rules in Linux operating systems. It aims to provide an easy interface for most common firewall operations while still allowing access to more complex configurations.Some key features of ufw include:Simple command line interface for enabling/disabling the firewall, opening...

Simplewall

Simplewall is a free, open-source firewall program for Windows that focuses on security and privacy. It is designed to be lightweight, easy to use, and highly customizable.Some key features of Simplewall include:Blocks incoming and outgoing connections using community filters, your custom rules, or built-in application rulesPrevents applications from...

TripMode

TripMode is an application for macOS that is designed to help travelers optimize and manage network connectivity while on the go. It gives granular control over which apps are allowed to use the network and can set bandwidth limits to reduce roaming charges and enhance browsing speeds.Some key features...

OrWall

orWall is an open-source privacy firewall app for Android. It functions like a firewall and VPN app to protect your privacy and block online threats.Here are some key features of orWall:Blocks trackers and ads - orWall blocks various tracking technologies like analytics and ad networks that collect data...

RethinkDNS

RethinkDNS is an open source recursive DNS server that puts privacy first. It is designed to protect users from various online threats like ads, tracking, malware, and phishing. Some key features of RethinkDNS:Blocks ads and trackers at the DNS level to enhance privacy.Cryptographically verifies DNS data to prevent...

NoRoot Firewall

NoRoot Firewall is a free mobile firewall app for Android that provides extensive firewall and privacy protection without requiring your device to be rooted. It blocks ads, malware, and unwanted traffic while allowing you to easily customize what connections are allowed. Key features include:Works on all Android devices without...

OpenSnitch

OpenSnitch is an open source application firewall for GNU/Linux systems. It allows users to monitor and control network connections to protect against unwanted access and data leakage.OpenSnitch works by intercepting system calls and prompting the user to allow or deny connections initiated by applications on their device. When...

Firewalld

Firewalld is a complete firewall solution that provides a dynamically managed firewall with support for network zones to define the trust level of network connections and interfaces. It is the default firewall management tool shipping with the latest Red Hat based Linux distributions including Red Hat Enterprise Linux and Fedora...

TrackerControl

TrackerControl is an open-source web browser extension available for Firefox and Chrome that focuses on protecting user privacy online. It blocks various tracking techniques used by advertising companies, data brokers, and other third-party services to monitor people's browsing histories and build profiles about them.The extension uses several advanced technical...

AFWall+

AFWall+ is an open source firewall application for Android devices. It allows users to control network access permissions for installed apps with great precision. For example, users can selectively allow or block internet access over WiFi or mobile data for individual apps.Some key features of AFWall+ include:Set firewall...

Mobiwol

Mobiwol is a user-friendly mobile website builder designed to help users with no coding skills create professional-looking mobile sites. It provides various templates and themes to get started quickly along with an intuitive drag and drop editor to add and customize content.Some key features of Mobiwol include:Drag and...

BiniSoft Windows Firewall Control

BiniSoft Windows Firewall Control is a comprehensive firewall manager program designed specifically for the Windows operating system. It provides users with advanced options to control inbound and outbound connections on their device.Some key features of BiniSoft Windows Firewall Control include:User-friendly interface for configuring inbound and outbound firewall rulesAbility...

Quantum Flare

Quantum Flare is an open-source video editing and post-production software application. Developed as an alternative to premium packages like Adobe Premiere Pro and DaVinci Resolve, Quantum Flare aims to provide professional-grade tools and workflow for color grading, visual effects compositing, motion graphics, and editing at no cost.Some key features...

Adhell3

Adhell3 is an open-source ad blocker and package disabler designed specifically for Samsung Galaxy smartphones and tablets running Android. It offers a simple way to block ads across your device without needing to root or install a custom OS.It works by using Samsung's Knox security platform to set up...

DroidWall

DroidWall is a open source firewall app for Android that provides fine-grained control over which apps can access the internet. It creates iptables rules which filter traffic at the kernel level before it reaches the network interface.Some key features of DroidWall include:Set individual app internet access rules -...

Blok: Simple Fast Firewall

Blok is a easy-to-use firewall application designed specifically for Mac. It aims to protect user privacy and security by monitoring all incoming and outgoing connections on your Mac and blocking unwanted traffic.Key features of Blok include:Real-time visibility into all connections made to and from your MacCustomizable rules to...