Last Updated on March 29, 2021 by Larious
Here are some of the best firewall apps for Android. These apps will help you to monitor all incoming and outgoing traffic between your device and the web-based on a predetermined protocol.
Well, we are pretty sure that whenever you hear about the term ‘Mobile security’, you think about the antivirus and anti-malware apps. Actually, there are tons of apps that cones under the ‘Mobile Security’ section and Antivirus and Firewall are the most important ones.
On techviral, we have shared an article regarding the best Antivirus apps for Android and today we will be discussing the best firewall apps. With firewall apps for Android, you can easily monitor all incoming and outgoing traffic between your smartphone and the web-based on predetermined security protocol.
Table of Contents
15 Best Firewall Apps For Android (Updated)
So, in this article, we are going to share some of the best firewall apps for Android that you can use today. So, let’s check out the best firewall apps for Android.
1. NoRoot Firewall
![15 Best Free Firewall Apps For Android in 2020 61 NoRoot Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020628_243_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 62 NoRoot Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020628_243_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
If you are searching for an Android app that’s compatible with both rooted and non-rooted devices, then you need to give NoRoot Firewall a try. The app can greatly help you to monitor and control the apps that connect to the internet. With this app, you can set up filters to restrict/allow apps to connect to the internet via mobile data or WiFi.
2. AFWall+
![15 Best Free Firewall Apps For Android in 2020 63 AFWall+](https://lowkeytech.com/wp-content/uploads/2020/06/1592020628_989_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 64 AFWall+](https://lowkeytech.com/wp-content/uploads/2020/06/1592020628_989_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
If you have a rooted Android smartphone, you can use AFWall+ to control your device’s internet activities. Just like NoRoot Firewall, AFWall+ also allows users to control internet access on a per-app basis. Apart from all of these, AFWall+ also brings some additional features like it can connect with the tasker to perform some predefined sets of tasks. So, its another best firewall app for Android which you can use.
3. NetGuard
![15 Best Free Firewall Apps For Android in 2020 65 NetGuard](https://lowkeytech.com/wp-content/uploads/2020/06/1592020628_239_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 66 NetGuard](https://lowkeytech.com/wp-content/uploads/2020/06/1592020628_239_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
Well, NetGuard is pretty much similar to the NoRoot firewall app that had been listed above. Just like NoRoot Firewall, NetGuard can be used to restrict apps from using the internet via mobile data or WiFi. The only thing that makes NetGuard different from NoRoot is its user-interface. The user interface of NetGuard is pretty clean and well organized.
4. Mobiwol: NoRoot Firewall
![15 Best Free Firewall Apps For Android in 2020 67 Mobiwol: NoRoot Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_943_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 68 Mobiwol: NoRoot Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_943_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
It is an advanced firewall app that you can have on your Android smartphone. The great thing about Mobiwol: NoRoot Firewall is that it shows you which app is consuming much of your internet data. So, Mobiwol: NoRoot Firewall is also one of the best app managers which you can use to figure out data consumption. So, if you find any app hogging your internet data, you can block them through Mobiwol: NoRoot Firewall.
5. LostNet NoRoot Firewall
![15 Best Free Firewall Apps For Android in 2020 69 LostNet NoRoot Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_549_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 70 LostNet NoRoot Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_549_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
This app is a little bit different compared to all others listed in the article. Instead of relying on filters, the LostNet NoRoot firewall uses a local VPN to manage the outgoing and incoming traffic. In this way, it can be configured to block adult websites and ads from the internet.
6. NetPatch Firewall
![15 Best Free Firewall Apps For Android in 2020 71 1592020630 577 15 Best Free Firewall Apps For Android in 2020](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_577_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 72 1592020630 577 15 Best Free Firewall Apps For Android in 2020](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_577_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
Well, NetPatch Firewall is a little bit different compared to all other firewall apps listed above. This is one sort of advanced firewall app which you can use to create the domain and IP groups, block any specific IP Addresses, etc. Almost all other basic features of the NetPatch Firewall remains like blocking mobile data and WiFi individually on a per-app basis. So, it’s another best free Android firewall app which you can use.
7. NoRoot Data Firewall
![15 Best Free Firewall Apps For Android in 2020 73 1592020630 323 15 Best Free Firewall Apps For Android in 2020](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_323_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 74 1592020630 323 15 Best Free Firewall Apps For Android in 2020](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_323_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
Well, NoRoot Data Firewall is known for its blocking capabilities. The interface of NoRoot Data Firewall is beyond amazing and it can notify you whenever any blocked app tries to connect with the internet. Apart from all of these, NoRoot Data Firewall also got an ability to record all network interactions made by pre-installed apps. So, its a perfect network monitoring tool that you can use on your Android smartphone.
8. Droid Wall
![15 Best Free Firewall Apps For Android in 2020 75 Droid Wall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_632_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 76 Droid Wall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_632_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
It is one of the oldest firewall apps available on the Google Play Store. Compared to all other firewall apps for Android, DroidWall provides more features. However, the app is not without its downside. It works only on rooted device and it has few advanced users which require technical knowledge to work on.
9. Lightning Wall
![15 Best Free Firewall Apps For Android in 2020 77 Lightning Wall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_462_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 78 Lightning Wall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_462_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
This app is not much popular compared to all other listed above, but it brings it some advanced features. For instance, with Lightning Wall, you can configure both incoming and outgoing connection independent from each other. Apart from all of these, the firewall app for Android also allows users to set rules for each network – Local Network, Mobile Data, Roaming, W-Lan, etc.
10. Kronos Firewall
![15 Best Free Firewall Apps For Android in 2020 79 Kronos Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_808_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 80 Kronos Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_808_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
If you are looking for an easy to use and simple firewall app for your Android smartphone, then Kronos Firewall might be the perfect pick for you. The great thing about Kronos Firewall is that it doesn’t host any settings that look confusing to new users. The app got the ability to block internet access on a per-app basis. However, the app doesn’t have any option to block internet access to mobile data and WiFi separately.
11. InternetGuard
![15 Best Free Firewall Apps For Android in 2020 81 InternetGuard](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_374_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 82 InternetGuard](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_374_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
Well, InternetGuard is another top-rated Android firewall app on the list which works on both rooted and non-rooted Android devices. With this app, you can create custom profiles to block apps from using the internet while connected to WiFi or mobile data. Apart from that, it was the user-interface that makes the app stand out from the crowd.
12. VPN Safe Firewall
![15 Best Free Firewall Apps For Android in 2020 83 VPN Safe Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_256_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 84 VPN Safe Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_256_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
It is another great firewall app that you can use right now. Just like all other Firewall apps, VPN Safe Firewall also allows users to allow/block individual addresses per application. The great thing about VPN Safe Firewall is that it’s completely free and it doesn’t need root access to block apps from using the internet.
13. Avast Antivirus
![15 Best Free Firewall Apps For Android in 2020 85 Avast Antivirus](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_616_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 86 Avast Antivirus](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_616_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
If you have a rooted Android smartphone, then you can use Avast Antivirus for complete all-around security. Avast Antivirus is a multipurpose app that serves as an Antivirus, App locker, call blocker, photo vault, VPN, Firewall. The firewall feature of Avast Antivirus needs root access and it can restrict apps from using the internet.
14. Protect Net
![15 Best Free Firewall Apps For Android in 2020 87 Protect Net](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_972_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 88 Protect Net](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_972_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
Well, Protect Net is a relatively new Android firewall app available on the Google Play Store. The great thing about Protect Net is that it works on both rooted and non-rooted Android smartphone. Just like all other Android firewall apps, Protect Net also allows users to disable internet usage of both WiFi and Mobile data per-app basis. Protect Net relies upon VPN connection to restrict data usage.
15. InternetGuard Data Saver Firewall
![15 Best Free Firewall Apps For Android in 2020 89 InternetGuard Data Saver Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_751_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
![15 Best Free Firewall Apps For Android in 2020 90 InternetGuard Data Saver Firewall](https://lowkeytech.com/wp-content/uploads/2020/06/1592020630_751_15-Best-Free-Firewall-Apps-For-Android-in-2020.jpg)
Another best Android Firewall app on the list which can be used to block apps or domains from accessing your WiFi or mobile data. What’s makes the app more interesting is that it also provides users a few other useful firewall options like users can optionally allow data usage of an app when the screen is on or while roaming, etc.
So, these are the Best Firewall apps for Android which you can use today. If you feel that the list skips any important app, then make sure to drop the name in the comment box below. If this article helped you, make sure to share it with others also.