This free utility app quickly calculates subnet masks and wildcard masks for IPv4 networks. It's designed for IT professionals and students to simplify complex networking tasks and aid in certification preparation, offering offline functionality.



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This free utility app quickly calculates subnet masks and wildcard masks for IPv4 networks. It's designed for IT professionals and students to simplify complex networking tasks and aid in certification preparation, offering offline functionality.











This utility quickly calculates IPv4 and IPv6 subnets with a clean interface. It's designed for network professionals and students needing fast, accurate subnetting tools on their iPhone.


Calculate subnet details, including IP addresses, masks, and reverse masks, using CIDR notation. Generate and share lists of subnets and hosts within the next higher octet. This tool simplifies network calculations for IT professionals and students.


This utility simplifies IPv4 subnet calculations for network professionals and students. Quickly obtain detailed subnet information like network address, broadcast address, and host ranges by entering an IP address and CIDR or subnet mask.


This utility tool calculates subnet masks based on IP and subnet inputs. It supports both IP and CIDR formats, determines class-based network numbers, and saves previous calculations for easy access. Users can also check the class of any IP address.


This tool efficiently calculates IPv4 and IPv6 subnets, simplifying complex network configuration and analysis tasks. It's designed for networking professionals and enthusiasts who need a reliable way to manage subnets.


A comprehensive suite of network diagnostic tools for professionals. It offers features like ARP/NDP lookup, DNS queries, IP calculations, bandwidth testing, and port scanning. Securely manage two-factor authentication codes and view network routing tables.


This app offers a comprehensive set of network diagnostic tools for iPhone and iPad. It includes essential utilities like Ping, DNS Lookup, Trace Route, and Port Scan to help users identify and resolve network issues.


This network utility tests host reachability on IP networks. It supports both IPv4 and IPv6, with configurable settings for TTL, timeout, interval, and packet size. The app includes a library of favorite hosts and operates in the background.