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.

━━━━━━━━━━━━━━━━━━

📡 SUBNET CALCULATOR

━━━━━━━━━━━━━━━━━━

• 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

━━━━━━━━━━━━━━━━━━

🧮 ADVANCED TOOLS

━━━━━━━━━━━━━━━━━━

• VLSM Calculator — variable-length subnet masking

• IPv6 Calculator — full 128-bit subnet support

• IP Converter — decimal, binary, hex

• Subnet Calculator

━━━━━━━━━━━━━━━━━━

🔧 NETWORK UTILITIES

━━━━━━━━━━━━━━━━━━

• 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

━━━━━━━━━━━━━━━━━━

👨‍💻 DEVELOPER TOOLS

━━━━━━━━━━━━━━━━━━

• Base64 encode/decode

• Hash generator: MD5, SHA-1, SHA-256, SHA-512

• JWT decoder — inspect token claims instantly

• JSON formatter and prettifier

━━━━━━━━━━━━━━━━━━

🎓 LEARN SUBNETTING

━━━━━━━━━━━━━━━━━━

• 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

━━━━━━━━━━━━━━━━━━

✨ APP FEATURES

━━━━━━━━━━━━━━━━━━

• 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.