NetGuard - no-root firewall
NetGuard - no-root firewall Summary
NetGuard - no-root firewall is a free, with in-app purchases Android app in Tools by Marcel Bokhorst, FairCode BV. Released in Nov 2015 (11 years ago). It has about 12.6M+ installs and 30K ratings with a 4.26★ (good) average. Based on AppGoblin estimates, it reaches roughly 900K monthly active users and generates around $10K+ monthly revenue (100% IAP / 0% ads). Store last updated Aug 17, 2026
Recent activity: 34K installs this week (179K over 4 weeks) showing strong growth , and 21 new ratings this week View trends →
SDK intelligence: AppGoblin detected 3 development tools(e.g. Google) integrated into NetGuard - no-root firewall. View full SDK list →
Data tracking: The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Mar 24, 2026.
NetGuard - no-root firewall SDKs Summary
NetGuard - no-root firewall was last scanned for SDKs on 2026-06-27. Below is the overview of third-party companies detected in the app. The full list of SDKs, permissions and unknowns is available here.
Google
Kotlin
Bumptech4.26★
Ratings: 30K
Screenshots
App Description
A simple way to block access to the internet per application
NetGuard is an internet security app, which offers simple and advanced ways to restrict apps' access to the internet.
Applications and addresses can individually be allowed or denied access to your Wi-Fi and/or mobile connection. Root permissions are not required.
Blocking access to the internet can help:
• reduce your data usage
• save your battery
• increase your privacy
Features:
• Simple to use
• No root required
• 100% open source
• No calling home
• No tracking or analytics
• No advertisements
• Actively developed and supported
• Android 5.1 and later supported
• IPv4/IPv6 TCP/UDP supported
• Tethering supported
• Optionally allow when screen on
• Optionally block when roaming
• Optionally block system applications
• Optionally notify when an application accesses the internet
• Optionally record network usage per application per address
• Material design theme with light and dark theme
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 network speed graph in a status bar notification
• Select from five additional themes in both light and dark version
There is no other no-root firewall offering all these features.
If you like to test new features, you can participate in the test program: https://play.google.com/apps/testing/eu.faircode.netguard
All required permissions are described here: https://github.com/M66B/NetGuard/blob/master/FAQ.md#user-content-faq42
NetGuard uses the Android VPNService to route traffic to itself, so it can be filtered on-device instead of on a server. Only one app can use this service at the same time, which is a limitation of Android.
The full source code is available here: https://github.com/M66B/NetGuard