CMD vs Subnet Calculator

Turn your iPhone or iPad into a professional network diagnostic terminal. CMD: Command Prompt brings the power of the desktop command line to your mobile device, designed specifically for system administrators, network engineers, developers, and tech enthusiasts who need reliable toolsets on the go. PROFESSIONAL NETWORK TOOLS Forgot your laptop? No problem. Diagnosing network issues has never been easier with our suite of essential commands: PING: Check host reachability and latency in real-time. Supports continuous ping (-t) and custom payload sizes logic. TRACEROUTE (TRACERT): Visualize the path your packets take across the internet. Identify bottlenecks and routing loops instantly. IPCONFIG / MYIP: View detailed local network configuration (LAN IP, Subnet) and your public WAN IP address with one tap. PORT SCAN: Audit server security by scanning open TCP ports (80, 443, 22, etc.) on any target. WHOIS: Perform deep lookups on domain names and IP addresses to find registration and ownership data. DNS LOOKUP (NSLOOKUP): Resolve domain names to IP addresses quickly to verify DNS propagation. LAN SCAN: Discover all active devices on your local Wi-Fi network. TERMINAL EXPERIENCE Authentic UI: Retro-style green-on-black terminal interface for that true hacker feel. Smart Input: Accessory bar with Arrow Keys, CTRL+C interrupt, and Tab completion helpers. History: Scroll back through output just like a real console. SSH Explorer Transform your Linux server management with our powerful SSH tool. With full support for secure protocols, the ability to save multiple connection profiles, and direct access to server command history, you can connect to and manage your systems anytime, anywhere. Our intelligent terminal features interactive command support, providing a smooth and fast experience for executing both automated and manual commands, ensuring real-time monitoring of your infrastructure PRIVACY FOCUSED CMD runs all diagnostics locally on your device or via standard internet protocols. We do not track your commands, log your targets, or store your history. Your data is yours. DESIGNED FOR iOS Fast: Built with native Swift for maximum performance. Offline First: Many tools work simply with your local connection. Modern: Supports Light/Dark mode (though Dark Mode is recommended for the true terminal vibe!). Whether you are fixing the office Wi-Fi, debugging a server, or just curious about your network connection, CMD is the only tool you need. Download CMD: Command Prompt today and take control of your network.

Subnet Calculator puts essential subnet math in your pocket. Enter any IP and CIDR, and instantly see network address, broadcast, usable range, and more—ideal for admins, developers, and anyone planning or troubleshooting networks. ► Subnet Calculator • Support for IPv4 and IPv6; switch between them with a single tap. • Enter any IP address and adjust CIDR prefix length with a slider (/0 to /32 for IPv4, /0 to /128 for IPv6). • Instant results: network address, subnet mask, broadcast, first and last usable IP, host range, and total addresses. • IPv4: see address class (A/B/C/D/E), wildcard mask, and usable host count. • IPv6: see prefix length and total addresses in compact form (K, M, B). • Long-press any result to copy it to the clipboard. ► General • Dark and light theme. • Portrait-oriented layout for one-handed use. • No account required. Free to use, with ads to support development. Built for quick subnet planning, subnetting practice, and network design—handy for home labs, offices, and developers.