10 Best Free Firewall Apps For Android in 2024

In an era where smartphones are essential extensions of our daily lives, securing our Android devices is paramount. Firewalls serve as the first line of defense against cyber threats, offering protection from unauthorized access and potential breaches. As we navigate through 2024, the demand for reliable and free firewall applications for Android continues to rise.

Let’s explore the top ten best Android firewall apps that promise enhanced security and peace of mind in the digital realm.

Why Do We Need a Firewall App?

Our Android devices are repositories of personal information, sensitive data, and access points to various online services. A firewall app acts as a virtual barrier, monitoring and controlling incoming and outgoing network traffic. It safeguards against unauthorized access, malware, and potential cyber threats by filtering data and preventing malicious entities from infiltrating our devices.

Basically, a firewall app protects our Android devices from online attacks, keeping our personal information safe.

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10 Best Android Firewall Apps To Use in 2024

#1 NetGuard


With over 10 million downloads worldwide, NetGuard stands out as the most trusted open-source and one of the best Android firewall apps. The premier advantage NetGuard delivers is exceptional granular network control. Users can configure individual firewall rules to allow or block all WiFi and mobile connectivity on an app-by-app basis.

NetGuard’s elegant, intuitive interface enables users to toggle firewall permissions for each app directly or set detailed policies based on domains, addresses, ports, and other parameters. An integrated ad blocker boosts privacy and security by eliminating risky ad content.

#2 NoRoot Firewall

NoRoot Firewall

NoRoot Firewall fulfills the purpose its name conveys – it provides reliable firewall security on Android devices without requiring root access. Using the app could not get much easier. Once granted accessibility permissions, just flip the master switch and then toggle on/off rules for WiFi, mobile data, and roaming connections for each app.

The appeal of NoRoot Firewall is delivering firewall functionality and customization close to premium root-enabled competitors but installing seamlessly on any Android. Especially for modern Android devices that strongly resist rooting, the plug-and-play NoRoot Firewall experience makes it straightforward to gain firewall protection.

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#3 AFWall+ (Android Firewall +)

AFWall+ (Android Firewall +)

The open-source AFWall+ firewall continues to be the community favorite for transparency, and performance. It has retained loyal fans since the early days of Android through consistency. Its continually updated security paired with reliability to never slow down devices despite adding new capabilities.

AFWall+ enables establishing granular allow/deny rules controlling WiFi and mobile traffic for groups of apps. An innovative shortcut feature automatically toggles permissions when connecting or disconnecting from trusted networks like home or office WiFi. Additional tools include widgets and tasker integration. For those seeking open-source credibility, strong firewall customization, and lightweight performance, AFWall+ remains the Android firewall app to beat.

#4 Firewall Security – No Root

Firewall Security - No Root

As indicated in the name, Firewall Security – No Root provides core firewall capabilities for Android devices without requiring root access. The non-root functionality allows simple setup, granting its appeal for less technical users desiring network security. The easy per-app allow/deny toggles for restricting internet connectivity is a primary advantage. Firewall Security instantly displays apps with background data usage upon opening.

Under the hood, this firewall app for Android leverages VPN channels and IP tables for comprehensive traffic filtering once permissions are enabled. Minimal impacts on battery drain or system resources make constant utilization feasible.

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#5 GlassWire Firewall

GlassWire Firewall

Here comes the next pick on our list of best Android firewall apps. GlassWire takes a visual approach to interact with its underpinning firewall capabilities, displaying device traffic in colorful diagrams that make monitoring usage and blocking unwanted connections intuitive. It appeals more to everyday users who are less interested in technical rule configuration. Tapping sections of traffic graphs toggles blocking on/off system-wide or for particular apps – visually simple yet still enforceable at an app level.

For those desiring both effective firewall security and stylish design aesthetics, the GlassWire firewall stands out as a top choice while bringing needed security protections to the average Android consumer.

#6 ZoneAlarm Mobile Security

ZoneAlarm Mobile Security

The well-established ZoneAlarm brand offers firewall protection alongside full antivirus and anti-malware scanning as an all-in-one security option. ZoneAlarm also blocks fraudulent calls, secures browsers, and assists with data backup for Android devices.

An intuitive dashboard centralizes controls over the firewall and additional security layers. ZoneAlarm proves reliable at detecting the latest Android malware strains to block compromises, thanks to continual threat updates. Those seeking robust firewall capabilities bundled with antivirus detections from a proven security leader may opt for ZoneAlarm Mobile Security as a tested package.

#7 DNS Firewall by KeepSolid

DNS Firewall by KeepSolid

The DNS Firewall app for Android establishes a VPN tunnel and then routes all device traffic through KeepSolid’s private DNS servers. Network packets undergo deep inspection for known threats and bots. Detected risks are blocked instantly while benign traffic flows through encrypted tunnels. Leveraging AI and machine learning, DNS Firewall builds a comprehensive catalog of malicious domain names, IPs, and web resources to filter against. The global threat database updates continually, blocking even emerging attacks in real time.

Beyond firewall-level domain blocking, KeepSolid’s private DNS adds two-way traffic encryption. Even ISPs cannot monitor activity as encrypted VPN tunnels shield transfers. This boosts public WiFi security and circumvents geo-blocks when traveling abroad.

#8 Data Guard

Data Guard

Data Guard, a recently launched Android firewall app, adeptly performs its designated tasks. Operating seamlessly on both rooted and non-rooted Android devices, this firewall promptly alerts users whenever a restricted app attempts to transmit data online.

This application grants users complete authority over their installed apps, enabling manual permissions to allow or block internet access. Furthermore, it offers insight into app-specific network traffic usage, allowing users to monitor and manage their data usage efficiently.

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#9 NetPatch Firewall

NetPatch Firewall

NetPatch Firewall stands apart from the previously mentioned firewall applications due to its unique functionalities. This advanced firewall app allows users to craft domain and IP groups and effectively block specific IP addresses.

While maintaining most functionalities akin to other firewall apps, NetPatch Firewall excels in its ability to individually block mobile data and WiFi access per app, offering a distinctive edge in managing network connections.

#10 InternetGuard No Root Firewall

InternetGuard No Root Firewall

InternetGuard stands as another highly acclaimed Android firewall application compatible with both rooted and non-rooted devices. This app empowers users to generate personalized profiles, enabling the blocking of apps from accessing the internet on WiFi or mobile data connections. Moreover, the app’s user interface distinguishes it from its counterparts, contributing to its standout performance in the market.

The app’s user-friendly interface not only enhances accessibility but also elevates the overall user experience, setting it apart in the realm of firewall applications for Android.


As mobile threats rise, Android firewall apps have emerged as critical protectors guarding device access points against intrusions. The best Android firewall apps deliver advanced functionalities like per-app filtering, antivirus scanning, activity logging, and encryption protocols to cover all facets of network security. With polished user interfaces that simplify firewall management, these leading options empower Android users with oversight of traffic flows to selectively permit only legitimate connections.

Offering diverse, tailored capabilities ranging from the average consumer to advanced enterprise use cases, the 10 best free firewall apps stand as formidable shields against prying eyes and hackers in 2024. Follow us on social media – FacebookInstagram and YouTube.

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