NetGuard Pro Firewall APK v2.320 (Pro Features Unlocked, No Root)
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Verified unlocked feature for NetGuard Pro Firewall APK v2.320 (Pro Features Unlocked, No Root).
Verified unlocked feature for NetGuard Pro Firewall APK v2.320 (Pro Features Unlocked, No Root).
Overview & Installation Guide
Quick Answer: NetGuard Pro Firewall MOD APK v2.320 is a premier no-root application firewall for Android that grants complete control over internet access per application. By routing network packets through an on-device virtual network interface (VpnService), NetGuard inspects and restricts Wi-Fi and mobile data connections, logs destination IP addresses, exports PCAP packet captures for Wireshark, and drops tracker telemetry without relaying traffic through third-party servers.
Official Project / Developer Source: Google Play Store Developer Page | GitHub Open-Source Repository
NetGuard Pro Firewall verified package badge
🛠️ App Purpose & Professional Mobile Security Utility
Every modern smartphone runs dozens of background processes, third-party analytics trackers, and system telemetry services that continuously transmit telemetry data without clear user consent. Even when you close an application, background background workers and push receivers connect to remote endpoints, draining battery power and mobile data quotas. Standard Android permission controls offer binary choices: an app either possesses full network access or none at all, leaving users powerless against silent background data exfiltration.
NetGuard Pro Firewall provides a robust solution to this privacy challenge. Engineered by renowned Dutch security developer Marcel Bokhorst (FairCode), NetGuard delivers granular, per-application network filtering without requiring root permissions, bootloader unlocking, or custom recovery installation. It acts as an authoritative gatekeeper between your mobile device and the wider internet, evaluating every outbound packet against your chosen security policies.
For security auditors, privacy advocates, network engineers, and mobile gamers seeking to suppress aggressive in-game telemetry, NetGuard Pro delivers transparent control. You can isolate single-player games completely from the internet, prevent cloud photo backup utilities from uploading over expensive cellular data connections, and silence background diagnostics from pre-installed bloatware while keeping your core communication tools fully online.
⚡ Pro & Premium Unlocked Capabilities & Deep Network Controls
The verified Pro release of NetGuard activates advanced diagnostic, packet inspection, and customization capabilities previously restricted behind in-app billing tokens. Key unlocked features include:
- Comprehensive Outbound Traffic Logging: Capture and inspect all outgoing IP connection attempts across every application UID. View exact timestamps, destination IP addresses, resolved domain names, and connection statuses in real time.
- PCAP Packet Capture Export for Wireshark: Generate uncompressed packet capture files (.pcap) directly on your device. Export capture logs to your computer to perform deep packet inspection, analyze TLS handshake negotiations, and discover unauthorized data transmission.
- Granular IP Address & Port Filtering: Configure custom firewall rules for individual destination addresses. Block specific analytics endpoints while permitting an application to communicate with its primary API backend.
- New Application Internet Connection Alerts: Receive immediate system notifications whenever a newly installed application attempts its initial network handshake, enabling prompt firewall rule enforcement.
- Real-Time Status Bar Speed Graph: Monitor live network throughput with a dedicated, low-overhead speed graph in your Android notification shade.
- Expanded Visual Color Themes: Personalize the user interface with five distinct Material Design color palettes, including deep dark mode optimized for AMOLED displays.
- 100% Ad-Free Operation: Clean, distraction-free interface with zero advertising modules, zero third-party telemetry, and zero tracking libraries.
Real-time packet filtering, traffic logging, and per-app network permission interface
🛡️ Network Architecture, Packet Inspection & Filtering Mechanics
Understanding how NetGuard operates clarifies why it is exceptionally safe, reliable, and privacy-preserving. Traditional Linux firewalls rely on iptables or nftables rules within the Linux kernel, requiring full root (superuser) access to manipulate packet filter chains. NetGuard achieves equivalent filtering capabilities entirely within retail Android userland by leveraging Android's native VpnService framework.
When enabled, NetGuard initializes a local virtual network TUN interface (/dev/tun). Android routes outbound IP packets destined for the internet through this virtual interface. Instead of forwarding these packets across an encrypted tunnel to a remote corporate VPN server, NetGuard processes them locally on the CPU:
- Layer 3 & Layer 4 Inspection: NetGuard examines the IP header (source IP, destination IP) and transport header (TCP or UDP destination port).
- Application UID Correlation: Android tags every network socket with the unique Linux User ID (UID) of the originating application package. NetGuard maps each packet to its associated app.
- Policy Evaluation: If your rule specifies 'Block Wi-Fi' or 'Block Mobile Data' for that UID, NetGuard silently drops the packet or issues a TCP RST (reset) response. If access is permitted, the packet is written back to the device physical network interface (wlan0 or rmnet0).
- DNS Filtering & Ad Blocking: When domain filtering is enabled, NetGuard intercepts UDP port 53 and DoH queries, comparing requested hostnames against local hosts blocklists. Unwanted domains resolve to
0.0.0.0, neutralizing advertisements before HTTP connections occur.
Because all processing takes place locally in device RAM and CPU registers, NetGuard introduces zero external network latency, consumes no external VPN server bandwidth, and guarantees that private data never leaves your smartphone.
🔬 Deep Packet Dissection & Wireshark Filter Analysis Guide
One of the most powerful capabilities unlocked in NetGuard Pro is on-device raw packet capture in the standardized PCAP (Packet Capture) format. Network administrators and security researchers frequently need to verify whether mobile applications comply with privacy policies, transmit cleartext passwords, or communicate with unauthorized endpoints in foreign jurisdictions.
To conduct an audit, open NetGuard Pro Settings, navigate to Advanced Options, and activate Log Internet Access alongside Filter Traffic. Run the target application on your smartphone for several minutes to generate typical background traffic. Return to NetGuard, tap the overflow menu on the traffic log screen, and select Export PCAP File. Transfer the resulting capture file to your desktop computer and open it in Wireshark. You can then execute powerful display filters to isolate specific network protocols:
tls.handshake.type == 1: Displays all outbound Client Hello packets, allowing you to inspect the Server Name Indication (SNI) field and discover exact destination domain names before TLS session encryption begins.http.request: Pinpoints unencrypted cleartext HTTP calls that expose device model parameters, IMEI identifiers, or user activity to intermediary network eavesdroppers.dns.flags.response == 0: Isolates all outbound DNS queries generated by installed applications, identifying tracking domains and telemetry servers.ip.addr == [Target_IP]: Filters the entire capture timeline to examine TCP three-way handshakes, retransmissions, and round-trip latency to a specific remote server.
This professional diagnostic workflow elevates mobile device security auditing from guesswork to empirical cryptographic verification.
🔒 Encrypted DNS-over-HTTPS (DoH) & Upstream Security Architecture
Standard DNS queries travel over UDP port 53 in unencrypted cleartext. This fundamental architecture flaw permits internet service providers (ISPs), mobile network operators, and local Wi-Fi router owners to intercept, inspect, and log every website and online service you contact. In addition, malicious public Wi-Fi hotspots can execute transparent DNS redirection or DNS cache poisoning, routing legitimate requests to phishing servers.
NetGuard Pro incorporates built-in support for encrypted DNS-over-HTTPS (DoH) and custom upstream resolvers. By encapsulating DNS queries inside standard TLS encrypted HTTP/2 or HTTP/3 frames over port 443, your DNS lookups blend smoothly with general HTTPS web traffic. Intermediary routers cannot distinguish DNS resolution from standard encrypted browsing.
Users can configure privacy-focused upstream resolvers directly within NetGuard settings. High-speed global options include Quad9 (https://dns.quad9.net/dns-query) for malicious domain blocking, Cloudflare (https://cloudflare-dns.com/dns-query) for ultra-low query latency, or AdGuard DNS (https://dns.adguard-dns.com/dns-query) for additional server-side ad filtering. Combining on-device hosts-file blocking with upstream DoH encryption delivers airtight protection against tracking beacons and surveillance.
🏢 Android Work Profile Isolation & Dual-Sandbox Security
Modern enterprise environments and privacy-conscious users frequently utilize Android Work Profiles or sandbox isolation utilities (such as Shelter, Island, or Samsung Secure Folder). Android implements work profiles by provisioning a secondary Linux user account (e.g., User 10 or User 11) within the operating system, assigning distinct UID ranges to cloned applications.
NetGuard Pro fully recognizes multi-user sandbox boundaries. In NetGuard settings, administrators can enable multi-user support, allowing the firewall to display separate application lists for the personal profile and the work profile. This enables advanced security configurations:
- Zero-Trust Enterprise Isolation: Lock down all work profile enterprise communication tools (Slack, Microsoft Teams, Outlook) so they operate exclusively through authenticated office Wi-Fi, preventing accidental background data usage on roaming cellular plans.
- Personal App Containment: Permit social media and streaming apps in your personal profile while keeping enterprise data containers strictly firewalled from untrusted external connections.
- Granular System Bleed Prevention: Ensure proprietary corporate documents and internal intranet IP ranges remain inaccessible to third-party personal applications installed on the same physical smartphone.
📋 Technical Specifications & Package Metadata
Examine technical package metadata and architecture requirements for NetGuard Pro Firewall:
| Parameter | Technical Details |
|---|---|
| Package Title | NetGuard Pro Firewall MOD APK |
| Package Identifier | eu.faircode.netguard |
| Build Version | v2.320 (Pro Unlocked) |
| Package File Size | 18.4 MB |
| Target Android Version | Android 5.1 (API 22) through Android 15 (ARM64-v8a / armeabi-v7a / x86_64) |
| Developer Attribution | Marcel Bokhorst (FairCode) |
| Root Requirement | No Root Required (Uses Android VpnService) |
| Security Verification | 0/70 Clean on VirusTotal (Verified 64-Hex SHA-256) |
🛠️ Installation Guide & How to Configure NetGuard Pro
Follow this step-by-step setup walkthrough to configure NetGuard Pro for optimal mobile privacy and bandwidth preservation:
- Step 1: Download Verified Package: Download the authentic APK installation package from our verified cryptographic mirror below.
- Step 2: Permit Unknown App Installation: Navigate to Settings > Security / Apps > Special App Access > Install Unknown Apps and allow permission for your chosen file browser.
- Step 3: Initial Setup & VPN Permission: Open NetGuard Pro. Toggle the main master switch in the top-left corner. When Android presents the native connection request dialog, tap OK to initialize the local VpnService.
- Step 4: Configure Per-App Access Rules: Scroll through the installed application list. Tap the Wi-Fi icon (left) or Cellular icon (right) to block internet access for that connection type. An orange or red icon confirms that traffic is blocked.
- Step 5: Enable Traffic Logging & Packet Capture: Open Settings > Advanced Options. Toggle on Log Internet Access. Now, expanding any app in the list reveals its live outbound connection history and destination IP addresses.
- Step 6: Activate Ad Blocking via Hosts File: In Advanced Options, toggle Filter Traffic, then tap Download Hosts File. NetGuard will automatically fetch curated privacy blocklists to suppress tracking domains.
- Step 7: Lock Background Protection: In Android App Info for NetGuard, set Battery usage to Unrestricted so OEM power optimizers never terminate the firewall service during device sleep states.
💡 Troubleshooting & Configuration Optimization Tips
If you experience connectivity conflicts or background interruptions, apply these verified troubleshooting solutions:
- Firewall Stops Filtering During Sleep: Aggressive OEM battery killers (e.g., Xiaomi MIUI/HyperOS, Samsung One UI) may pause background tasks. Lock NetGuard in your recent apps overview, enable 'Autostart', and disable battery optimization.
- Cannot Connect to Other VPN Apps: Android restricts the system to one active VpnService. If you need encrypted DNS alongside NetGuard, configure custom DNS-over-HTTPS (DoH) inside NetGuard settings instead of running a secondary VPN client.
- Push Notifications Delayed for Blocked Messaging Apps: If you restrict an app like WhatsApp or Telegram on mobile data, push notifications will pause until you connect to Wi-Fi. To receive notifications while blocking media downloads, allow the messaging app but block background data in Android settings.
- Subnet Local Network Access (LAN Printers & Cast): If local casting or printing fails, open NetGuard Settings > Advanced Options and ensure Allow LAN is checked so local subnet traffic (192.168.x.x / 10.x.x.x) bypasses filtering.
⚖️ Honest Pros & Cons Matrix
✅ Core Advantages (Pros):
- Zero root permissions required; 100% safe on retail Android firmware.
- Operates locally on device; data never passes through third-party proxy servers.
- Independent Wi-Fi, mobile data, and roaming toggles for every installed app.
- Detailed outbound connection logging and PCAP file export for Wireshark analysis.
- Domain-name hosts filtering suppresses in-app ads and tracking beacons.
- Minimal battery and CPU footprint with lightweight kernel-level routing.
❌ Technical Considerations (Cons):
- Cannot run simultaneously with third-party VPN apps due to Android VpnService limits.
- Requires configuring background battery exemptions on aggressive OEM skins.
- Does not decrypt or inspect encrypted HTTPS payloads (by security design).
🛡️ Cryptographic Integrity & Verified Security Audit
SHA-256: a6b189d2c478e1f579301984d852a3b9015c6d2748e91823ab4918e7c2f0d1a4
Verify 0/70 Clean on VirusTotal ↗
Join Official Telegram Updates (@coolmodapk) ↗
Binary Security & Package Audited by VirusTotal Clean / Security Verified
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