In the modern digital world, mobile phones are our best companions. We use them every day for all our internet and communication needs. So, it is essential to protect them from viruses and malware. Some firewall apps can successfully do this for Android.
Firewall apps for Android are the software that secures devices like smartphones, laptops, etc., from private networks connected to the internet. It restricts unauthorized internet users and malware from accessing the private network to avoid security attacks through these Android Firewall apps.
Best Firewall Apps For Android to Use in 2025
Below is a compilation of the best Android firewalls. These firewalls can secure any Android device and act as an intermediary between your phone and your internet connection.
1. NoRoot Firewall

NoRoot Firewall is a great Android firewall solution for non-rooted Android smartphones. This app controls and monitors all the apps that connect to the internet. You can also set filters to the app to connect to the internet via a mobile network or Wi-Fi.
Top Feature: Best for non-rooted smartphones
Download NoRoot Firewall
2. AFWall+

If you have a rooted smartphone, AFWall+ is one of the best firewall apps for Android. It allows you to control your internet activities with different apps. It also has a unique feature that allows you to connect with the tasker to perform predefined tasks. It is viable if you are looking for one of the best firewall apps in 2023.
Top feature: Can connect with the tasker to perform predefined tasks.
Download AFWall+
3. NetGuard

NetGuard is another good firewall app for controlling apps that connect to the internet. It has a well-organized and attractive interface and follows the same pattern as other firewall apps. So, if you are looking for an engaging firewall app, this will be a good option.
Top Feature: Well-organised user interface.
Download NetGuard
4. NetPatch Firewall

NetPatch is another firewall app, but it’s a bit different. It is one of the most advanced-featured apps, which gives options like creating domain and IP groups and additional features like blocking a specific IP address. The basic features involve selecting apps to connect to the internet via mobile data or Wi-Fi.
Top Feature: It offers advanced features like creating groups of domains and IPs.
Download NetPatch Firewall
5. NoRoot Data Firewall

NORoot Data Firewall app for Android has the most advanced blocking features. The incredible interface records all the network interactions made by the installed apps.
It also notifies the user if any blocked app tries to connect to the internet. Thus, it is one of the most viable options for monitoring Android phones perfectly.
Top Feature: Records the network interaction of installed apps.
Download NoRoot Data Firewall
6. Droid Wall

Droid Wall is one of the oldest firewall apps for rooted Android smartphones. It is very reliable and gives wonderful results.
This app provides every basic feature that any firewall can offer, from blocking apps’ internet access preferences to monitoring traffic. Furthermore, it offers some advanced features for its pro users.
Top Feature: Oldest and most reliable firewall app.
Download Droid Wall
7. Mobiwol

Being a newcomer in this list, Mobiwol is not as popular a firewall app as others. It offers some very advanced features. Moreover, It can configure both incoming and outgoing traffic independently. It has advanced features, including setting distinguish rules for each local network, mobile data, and Wi-Fi.
Top Feature: Most advanced featured app.
Download Mobiwol
8. Karma Firewall

With a simple user interface, Karma Firewall for Android is one of the most easily accessible firewall apps. It is the perfect choice for new users who want to avoid confusion when using a firewall app.
Karma Firewall comes with the option of blocking or giving access to apps when using the internet. There is no separate option for mobile data or WiFi.
Top Feature: Simple user interface.
Download Karma Firewall
9. InternetGuard

As the name suggests, InternetGuard is another firewall app for Android that can be used for non-rooted Android smartphones. It allows the user to restrict WiFi access to the selected apps. It has a beautiful user interface. InternetGuard is one of the best firewall apps for your phone.
Top Feature: Attractive interface with all basic features.
Download InternetGuard
10. VPN Safe Firewall

Like other apps, VPN Safe Firewall offers the feature of blocking internet access per app. It does not need root access to block apps. This app also allows users to block or allow individual addresses. This app is a good option for firewall apps with entirely free service.
Top Feature: Completely free service.
Download VPN Safe Firewall
11. NetStop Firewall

NetStop is a one-click service that blocks all network traffic at once. When the ON button is pressed, it turns green, allowing the VPN server to start working. The FireWall does not temper personal data or security issues.
The app contains ads, but this is not an issue, as no more ads are shown once the service is turned ON. The best part is that it doesn’t ask for extra charges, but the usual bill.
Download NetStop Firewall
12. Protect Net

Protect Net is another great firewall with advanced features. It protects all personal information from being shared with unauthorized servers over the internet. Most importantly, the app does not ask for root access or permissions for suspicious apps.
It controls the server traffic through VPN technology, although it only uses a local VPN and can run even offline. Additionally, it has many more essential features and a simple and easy-to-use interface.
Download Protect Net
13. Xproguard

Next on the list, Xproguard is a brilliant firewall app that significantly increases privacy. The app is also truly brilliant for saving battery. Moreover, it can help you reduce data usage and care for all apps.
It comes with an inbuilt VPN. Therefore, you don’t need to root your phone. Also, it can divert the internet traffic, which provides safety.
Download Xproguard
14. Firewalla

A great app to protect your Android device from cyberattacks. Firewalla app looks very simple, but it’s powerful enough in what it does as it can detect malicious traffic automatically.
Its advanced feature can help you safeguard your data. Even if you want to monitor and control your kids’ Internet usage, it has the option. Overall, Firewalla is an ideal firewall app.
Download Firewalla
15. Net Protector Firewall

Net Protector Firewall is yet another considerable app that you can use. Without root permission, it can block access to the internet. The simple-to-use app has enough capability to decrease battery drain and data usage. Moreover, it has a dark theme option. Above all, a neat and clean firewall app for Android users.
Download Net Protector Firewall
16. DataGuard No Root Firewall

Feature-rich DataGuard No Root Firewall is another simple and powerful firewall app available since 2021. It allows you to protect your phone from threats and hacking.
Its advanced firewall feature monitors outgoing connections. When an app tries to send data to the Internet, it notifies you whether to allow the data-sharing process. Other than that, the app includes all essential features.
Download DataGuard
17. ZoneAlarm

ZoneAlarm is a prominent name in security software, offering many security and firewall programs for PC and mobile. ZoneAlarm Mobile Security could be helpful if you’re looking for efficient Android firewall apps.
It offers comprehensive antivirus security features to protect your Android from malicious attacks, trojans, and malware over any internet connection. The app also protects your phone when you share data through USB and Bluetooth,
Download ZoneAlarm
18. DNS Firewall

Developed by KeepSolid, DNS Firewall is a fantastic firewall app anyone can use to protect their mobile phone. The app is equipped enough to filter the traffic in real time. As a result, it blocks any suspicious website and domain within a minute to keep our phones safe.
If you’re concerned about phishing attacks, DNS Firewall will alleviate your concerns. The app blocks all unnecessary and inappropriate ads and offers a content-filtering feature.
Download DNS Firewall
19. Rethink

Rethink is an all-in-one app that simultaneously provides many standalone features. It can be used for firewalls, DNS, and VPNs. The app is also open-source and free to use.
However, its firewall system won’t let you connect the internet connection to an app without permission. Blocking spyware, malware, and ransomware is a matter of moment. In addition, you will also get DNS and VPN service within the app to use a fast and secure internet connection.
Download Rethink
20. InviZible Pro

With over 500K+ downloads and 5.5K+ reviews, InviZible is another considerable Android firewall app. It provides privacy and fights against tracking, unauthorized access, and virus threats. It works like a safeguard for your Android.
This app makes setting up firewall rules easy. After enabling the feature, you can allocate internet access to any particular app. Furthermore, it allows you to access hidden online content and restricted websites. Overall, InviZible Pro is a capable firewall and Tor-featured app.
Download InviZible