A utility that can block specific applications from connecting to the internet
Vote: (437 votes)
Program license: Free
Developer: Grey Shirts
Version: 4.0.2
Works under: Android
Pros
- No root access required for use
- Granular app-by-app internet access control
- Advanced filter creation by IP, domain, or hostname
- Can help block in-app advertisements
- Improves privacy by limiting unwanted data transmission
Cons
- Increased battery usage
- Occasional instability and crashes
- Cannot be used at the same time as another VPN
- VPN connection may be slow or unreliable
- Some features may require technical knowledge
A free Android firewall app for advanced internet access control.
Comprehensive Internet Access Control without Root
NoRoot Firewall provides users with robust control over how installed applications connect to the internet, all without needing to root the device. This makes advanced network management accessible to a wide audience, including users who prefer not to modify their Android system’s security settings.
User-Friendly Interface and Simple Setup
The interface is straightforward, aimed at making firewall customization approachable. Apps currently installed on the device are displayed in a clear list, allowing users to permit or block internet connectivity on a per-app basis. Network permissions can be tailored for both Wi-Fi and mobile data individually, offering fine-tuned management.
Custom Filters for Powerful Blocking
One of NoRoot Firewall’s standout features is its filter creation tools. Users can specify rules by domain name, IP address, or hostname, enabling precise blocking. Filters can also be imported and exported, which is particularly useful for applying curated rule sets or backing up configurations.
Built-in VPN-Based Protection
Rather than requiring root access, NoRoot Firewall employs a local VPN to monitor and control outbound access. This method ensures compatibility with most devices; however, it does introduce some limitations. Running multiple VPN-based services simultaneously is not supported, so the app cannot operate if another VPN app is active.
Ad Blocking and Enhanced Privacy
By blocking network connections from apps, NoRoot Firewall can effectively eliminate many in-app advertisements and potentially unwanted data transmissions. This reduces distractions, makes navigating ad-heavy apps easier, and may improve privacy by preventing certain background data collection.
Performance Considerations
While the application is highly functional, some users report occasional crashes or freezes, particularly on heavily modified or dated devices. Battery drain is another reported drawback, as constant network monitoring can increase consumption, especially during extended use. The VPN’s connection may also be less stable or slower compared to dedicated VPN services, and features like auto-start on boot are not always reliable.