NetGuard

NetGuard provides simple and advanced ways to block internet access — no root required. Applications and addresses can be individually allowed or denied access to your Wi-Fi and/or mobile connection.

Blocking internet access can help:

- Reduce your data usage - Save battery life - Increase your privacy

NetGuard is the first free and open-source, no-root firewall for Android.

Features:

- Simple to use - No root required - 100% open source - No calling home - No tracking or analytics - Actively developed and supported - Android 5.1 and later supported - IPv4/IPv6 TCP/UDP supported - Tethering supported - Optionally allow when the screen is on - Optionally block when roaming - Optionally block system applications - Optionally forward ports, including to external addresses (not available if installed from the Play Store) - Optionally notify when an application accesses the internet - Optionally record network usage per application and per address - Optionally block ads using a hosts file (not available if installed from the Play Store) - Material Design theme with light and dark modes

PRO features:

- Log all outgoing traffic; search and filter access attempts; export PCAP files to analyze traffic - Allow/block individual addresses per application - New application notifications; configure NetGuard directly from the notification - Display a network speed graph in a status bar notification - Select from five additional themes in both light and dark versions

There is no other no-root firewall that offers all these features.

Usage:

1. Enable the firewall using the switch in the action bar. 2. Allow/deny Wi-Fi or mobile internet access using the icons along the right side of the application list.

You can use the settings menu to switch from blacklist mode (allow all in Settings, but block unwanted applications in the list) to whitelist mode (block all in Settings, but allow favorite applications in the list).

- Red/Orange/Yellow/Amber = Internet access denied - Teal/Blue/Purple/Grey = Internet access allowed

License

Copyright © 2015-2018 Marcel Bokhorst

GNU General Public License v3.0