15 Best Free Firewall Apps for Android

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  • Post last modified:February 8, 2022
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If you are reading this article, it means you are interested in securing your smartphone device especially android version from hackers. You have come to the right place as this article is centered on 15 Best Free Firewall Apps for Android In 2020. Illegal or unauthorize access mainly known by the term hacking is common in recent times and the trend is on the rise. That is why it is wise to safe guard your device by downloading high-end security apps including Best Android Firewall 2020.


One of the important ways of safeguarding your smartphone is to ensure you have efficient Security App for Android downloaded on your device. Hacking is a common event in recent times which has led to unauthorize access to one’s mobile device and usage without one’s knowledge. That is why Firewall Download for your android smartphone is important and interestingly it is not a meticulous task. It can be done in a split second. What is important is to download a trust worthy and efficient firewall application on your mobile phone.

Today, we will be discussing 15 of the Best Android Firewall 2020 which are also among the best Security App for Android. With firewall apps downloaded and installed on your Android device, you will be able to monitor all incoming and outgoing traffic between your smartphone and the web-based on predetermined security protocol.

Without further ado, below is a highlight of the 15 Best Free Firewall Apps for Android.

  1. NoRoot Firewall
  2. AFWall +
  3. NetGuard
  4. Mobiwol: NoRoot Firewall
  5. LostNet NoRoot Firewall
  6. NetPatch Firewall
  7. NoRoot Data Firewall
  8. Droid Wall
  9. Lightning Wall
  10. Kronos Firewall
  11. InternetGuard
  12. VPN Safe Firewall
  13. Avast Antivirus
  14. Protect Net
  15. InternetGuard Data Saver Firewall
  • #1. NoRoot Firewall
NoRoot Firewall one of the Best Android Firewall 2020
NoRoot Firewall one of the Best Android Firewall 2020

NoRoot Firewall occupies the first spot on our list and it is ranked among the Best Android Firewall 2020. NoRoot Firewall is effective and efficient in protecting your android smartphone. More so, it works fine on both rooted and unrooted smartphone. NoRoot enables you to monitor and at the same time control apps that connect to the internet. In addition, you can restrict/allow apps to connect to the internet via mobile data or WiFi by setting filters.

  • #2. AFWall +
AFWall +
AFWall +

We cannot turn a blind eye to AFWall + as it is also efficient in protecting your android phone. This firewall app works perfectly on a rooted smartphone. Its functionality is in similitude to NoRoot Firewall as it gives you the liberty to control your device’s internet activities. Again, with AFWall +, you can control internet access on a per-app basis, plus it comes with additional features including connecting with the tasker to carry out some predefined sets of tasks.

  • #3. NetGuard

Still looking for a safe and secure Security App for Android, then you shouldn’t bypass NetGuard. The app functionality is not far-fetched from what NoRoot and AFWall + offers. However, NetGuard user-interface is pretty clean and well organized much more than NoRoot. With NetGuard Firewall Download on your android smartphone, you can restrict apps from using the internet via mobile data or WiFi.

  • #4. Mobiwol: NoRoot Firewall

Still on Firewall Download for your smartphone, our next stop is Mobiwol: NoRoot Firewall, an advanced firewall app that can function well on your smartphone. One of the cool features of this firewall app is that it identifies and shows the app that is consuming much of internet data making it one of the best app managers which lets you identify which app consumes much data on your phone. As such, you can block such app using Mobiwol: NoRoot Firewall.

  • # LostNet NoRoot Firewall

Taking us further in our discussion and outlining of some of the Best Android Firewall 2020, we came across LostNet NoRoot Firewall. This firewall does not use filters like the aforementioned firewall apps on this list, rather, it makes use of local VPN to manage outgoing and incoming traffic. With this configuration, you can block adult websites and ads from the internet.

  • #6. NetPatch Firewall

Taking us further in our discussion on Firewall Download for android smartphones, here is NetPatch Firewall, another important firewall app to put in consideration. However, it functions differently from previous firewall apps mentioned in this article. With NetPatch Firewall, you can create domain and IP groups, block any specific IP Addresses, among several other cool features. Also, it blocks mobile data and WiFi individually on a per-app basis.

  • # NoRoot Data Firewall

Still on the quest of compiling the 15 Best Free Firewall Apps for Android, we also include NoRoot Data Firewall on the list because of its efficient blocking capabilities and amazing user interface. It also notifies you anytime a blocked app attempts to connect with the internet; also, it keeps track of all network interactions of pre-installed apps making it a perfect network monitoring tool for your android smartphone.

  • #8. Droid Wall

Droid Wall is an older than the previous firewall apps mentioned in this article. Droid Wall has numerous features that you will find helpful. the only downside of this app is that it works only on rooted devices. More so, because of the apps technicality which requires knowledge of advanced users to work on. Droid Wall let you to restrict which app that can access the internet. Advanced users can use it to manually define custom iptables rules.

  • #9. Lightning Wall

Lightning Wall is also another firewall app on our list that comes with cool and advanced features. The app allows you to configure incoming and outgoing connection independently from each other; likewise, you can also use it to set rules for each network – Local Network, Mobile Data, Roaming, W-Lan among others.

  • # Kronos Firewall

Kronos Firewall is not left out among the Best Android Firewall 2020 and the firewall app is pretty easy to use especially for those who do not like the advanced or sophisticated apps. The settings are pretty straightforward and simple even for new users and it still performs the same function just as some of the aforementioned apps. With Kronos Firewall, you can block internet access on a per-app basis. On the other hand, the app has no provision to block internet access to mobile data and WiFi separately.

  • #11. InternetGuard

As we are gradually approaching the end of our discourse, we will like to introduce InternetGuard, a highly rated firewall app that works seamlessly with both rooted and non-rooted android smartphones and its user-interface is also exceptional. InternetGuard allows you to create custom profiles which block apps from using internet while connected to mobile data or using WiFi.

  • # VPN Safe Firewall

VPN Safe Firewall comes in at the 12th spot on our list of 15 Best Free Firewall Apps for Android. VPN Safe Firewall does not require root access to block apps from using the internet.  Another great feature of this incredible app is that users can block individual addresses per application.

  • # Avast Antivirus

Avast Antivirus is a popular Security App for Android as well as PC. Interestingly, this antivirus app also comes with firewall that will help protect your android device. Avast Antivirus is a multifunctional app which is embedded with Antivirus, App locker, call blocker, photo vault, VPN, and Firewall. However, the firewall feature of this app requires root access and it can restrict apps from using the internet.

  • #14. Protect Net

Protect Net is an incredible firewall app that works perfectly on both rooted and non-rooted Android smartphone. The app allows users to disable internet usage of both Mobile data and Wi-Fi per application, and it relies on VPN connection to restrict data usage.

  • #15. InternetGuard Data Saver Firewall

Rounding up our discussion is the InternetGuard Data Saver Firewall considered to be one of the best Security App for Android. The app allows users to block apps or domains from accessing WiFi or mobile data. Also, you can set the data usage of an app when the screen is on or while roaming, etc.

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Conclusion on 15 Best Free Firewall Apps for Android In 2020

There you have the list of 15 Best Free Firewall Apps for Android which are enlisted above. Mobile security is not limited to antivirus and anti-malware apps alone. Rather, there are a lot of apps that serves as mobile security and Firewall is one of the most important ones. Let us know your thought about the list we have made. You can give us a feedback.

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