NetG - Network Tools

🌐 NetG - the most complete networking toolkit for Android.

Whether you're a network engineer, sysadmin, DevOps engineer, cybersecurity professional, or IT student — NetG has every tool you need in one fast, beautiful, offline-first app.

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📡 SUBNET CALCULATOR
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• Full IPv4 subnet calculator
• Network address, broadcast, first & last host
• Subnet mask, wildcard mask, CIDR notation
• Binary representation with octet breakdown
• IP class detection (A/B/C/D/E)
• Private vs public detection

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🧮 ADVANCED TOOLS
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• VLSM Calculator — variable-length subnet masking
• IPv6 Calculator — full 128-bit subnet support
• IP Converter — decimal, binary, hex
• Subnet Calculator

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🔧 NETWORK UTILITIES
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• Ping Tool — TCP-based reachability with RTT stats
• DNS Lookup — A, AAAA, MX, NS, TXT, CNAME, SOA via DNS-over-HTTPS
• Port Scanner — check open TCP ports (advanced)
• IP Geolocation — country, ISP, ASN, coordinates
• WiFi Info — local IP, gateway, DNS, signal

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👨‍💻 DEVELOPER TOOLS
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• Base64 encode/decode
• Hash generator: MD5, SHA-1, SHA-256, SHA-512
• JWT decoder — inspect token claims instantly
• JSON formatter and prettifier

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🎓 LEARN SUBNETTING
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• 7 in-depth lessons with examples and tips
• IPv4, IPv6, VLSM, routing, network design
• 22-question quiz with Easy, Medium & Hard modes
• Explanations for every answer
• Perfect for CCNA, CompTIA Network+ exam prep

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✨ APP FEATURES
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• 100% OFFLINE — all calculations work without internet
• Calculation history with favorites and search
• Save networks with custom labels
• Copy any result to clipboard with one tap
• Dark mode, light mode & Material You dynamic color
• Material Design 3 — smooth and modern UI

Built by engineers, for engineers.

--- PERMISSIONS ---
INTERNET: required for ping, DNS lookup, IP geolocation, and ads.
WIFI STATE: used to display local network info.
No location, camera, or storage permissions.