LightWall+ (No Root Firewall)

Take complete control of your device's network traffic with LightWall, a powerful, privacy-focused firewall that works without root access.

From the developers of AFWall+ (only root firewall application which are maintained from 2011, LightWall+ puts you in charge of which apps can access the internet, giving you granular control over your privacy and data usage.

Why LightWall+ ?
Unlike AFWall+ that require root access, LightWall+ uses modern VPN technology to filter traffic locally on your device - no data ever leaves your phone.


Key Features

• Per-App Network Control: Grant or deny internet access individually for each app
• Multi-Network Support: Control access separately for WiFi, mobile data, LAN, external VPN, and roaming
• Two Firewall Modes: Choose between allowlist (block all by default) or denylist (allow all by default)
• No Root Required: Works on any Android device running Android 5.0 or higher • Privacy First: All filtering happens locally on your device - no remote servers, no tracking, no ads
• Connection Logging: See exactly what connections apps are making and which ones are blocked
• Auto-Start on Boot: Protect your device automatically after restart
• Battery Efficient: Optimized native code ensures minimal battery impact
• Open Source: Full source code available for transparency and security review

Perfect For

• Privacy-conscious users who want to control app network access • Managing data usage by blocking background connections • Preventing unwanted app tracking and analytics • Testing apps in offline mode • Blocking ads and telemetry at the network level • Securing your device on public WiFi networks • Controlling which apps can access your home network

Network Type Controls

Control internet access based on connection type: • WiFi: Home, work, and public WiFi networks • Mobile Data: Cellular data connections • LAN: Ethernet and local network connections • External VPN: When connected to other VPN services • Roaming: When your device is roaming on foreign networks

Advanced Features

• Real-time connection monitoring • Detailed logs with per-app connection history • Quick app filtering (system apps, user apps, core services) • Search functionality to quickly find apps • Multiple theme support (light, dark, system default) • Notification system for firewall status • Native performance optimization for efficient packet processing

Comparison with Root Firewalls

While root-based firewalls like AFWall+ offer advanced features like port-level filtering, LightWall provides a simpler, more accessible solution that works on all modern Android devices without warranty-voiding modifications. It prioritizes ease of use and compatibility over advanced features that most users don't need.

Privacy Commitment

• No data collection or analytics • No ads or in-app purchases • No internet permission for the firewall itself • All processing happens locally on your device • Open source code for transparency • No account or sign-up required

Permissions Explained

• VPN Service: Required to filter network traffic locally
• Query All Packages: To display all installed apps • Boot Completed: To auto-start firewall after device restart • Notifications: To inform you of firewall status • Network State: To detect WiFi, mobile data, and other connection types

System Requirements

• Android 5.0 (Lollipop) or higher
• Approximately 10MB storage space
• No root access required
• Compatible with all devices

Get Started

Install LightWall+
Grant VPN permission (required for firewall to function)
Select which apps should have internet access
Choose permissions for each network type (WiFi, mobile, etc.)
Enable the firewall and enjoy protected browsing
Download LightWall today and take control of your network privacy!

Support

For bug reports, feature requests, or questions, visit our GitHub repository or contact us through the developer email.

LightWall+ is open source software licensed under the MIT License.