NetGuard

NetGuard

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

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
• Multiple device users 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

There is no other no-root firewall offering all these features.

Pro features

The following pro features are available for in-app purchase:

• View traffic log - allows displaying and exporting¹ a detailed outgoing IP traffic log for all applications, so you can exactly see what your device is doing at any moment
• Filter network traffic - allows selective blocking of network traffic per address per application, so you can block applications from calling home, etc while retaining internet access; enable/disable filtering mode using a settings tile (settings tiles are available from Android 7 Nougat)
• New application notifications - enables new application notifications from which you can directly block or allow an application
• Network speed graph notification - allows displaying the current network speed as a graph in a status bar notification (the top three apps are shown on Android 5 Lollipop or earlier)
• Appearance (theme, colors) - allows selecting from five additional application themes, all available in a light and dark variant
• Support development - support ongoing development, like adding new features, improving existing features, fixing bugs and adapting NetGuard to new Android versions

¹ Exports are in the popular PCAP format, which can be opened in for example Wireshark

If you want to use the NetGuard pro features without Google services, please contact me through this contact form (select "NetGuard standalone").

Detailed global
traffic log

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Detailed app
traffic log

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Access / speed
notifications

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Blue/orange
light theme

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Orange/grey
light theme

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Yellow/blue
dark theme

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Donate

You can donate with PayPal or a credit card:

or you can send Bitcoin (BTC) to:

13nUbfsLUzK9Sr7ZJgDRHNR91BJMuDuJnf

or you can do a bank transfer to:

Terms and conditions

• By donating you agree to these terms and conditions
• Donations are completely voluntary, so there are no refunds
• Donations motivate me, but do not require me to maintain and support NetGuard
• You are liable for any processing fees that occur due to a chargeback of a donation
• NetGuard is provided "as-is", for details see the license
• Privacy policy

  Privacy is my policy: I will not, under any circumstances whatsoever, give out or sell privacy sensitive information to anyone, unless required by law.
  Information about donations, like name, e-mail address, amount, currency and transaction number, will be securely stored for tax return purposes for 7 years.