Nmap is described as 'Free, open-source utility for network security auditing and exploration with capabilities for OS detection, service identification, and large network scans' and is a very popular Network Monitor in the network & admin category. There are more than 50 alternatives to Nmap for a variety of platforms, including Windows, Linux, Mac, Android and Web-based apps. The best Nmap alternative is Angry IP Scanner, which is both free and Open Source. Other great apps like Nmap are Fing, Zenmap, Advanced IP Scanner and NetPeek.
Open-source, cross-platform network scanner for fast and simple IP and port scanning. It's lightweight, requires no installation, utilizes multithreading for speed, and is extendable via plugins. It pings IPs, resolves hostnames, determines MAC addresses, provides NetBIOS info, and saves results in various formats.
Estonia
EU
Discover all devices on your network with this trusted scanner. Monitor ISP performances, run speed tests, find hidden cameras, and check for vulnerabilities quickly. With multiplatform support and ad-free browsing, you can upgrade for more tools and enhanced network protection.
BelgiumEU
Zenmap is the official cross-platform GUI for the Nmap Security Scanner. It is free and runs on Linux, Windows, Mac OS X, etc. Zenmap aims to make Nmap easy for beginners to use while providing advanced features for experienced Nmap users.
United States
Reliable and free network scanner to analyse LAN. The program shows all network devices, gives you access to shared folders, provides remote control of computers (via RDP and Radmin), and can even remotely switch computers off. It is easy to use and runs as a portable edition.
Russia
Android-focused port scanner quickly discovers hosts and delivers comprehensive network data. Displays local and remote device info, enabling detailed analysis for systems security.
United States
NETworkManager is a powerful tool for managing networks and troubleshoot network problems! It includes a variety of tools such as an IP scanner, Port Scanner, Ping Monitor, WiFi analyzer, PuTTY/RemoteDesktop with tabs or an LLDP/CDP capture (and many more) in a unified user...
GermanyEU
KillerScan sweeps a network and tells you what is on it: routers, printers, cameras, servers and workstations, not a list of IP addresses.
United States
This fast, highly configurable IPv4/IPv6 scanner can streamline many of your network support procedures. Its well-designed interface, light weight and portability coupled with an extensive range of options and advanced features make SoftPerfect Network Scanner an invaluable...
United Kingdom
Network intruder and presence detector. Scans for devices connected to your network and alerts you if new and unknown devices are found.
Enables continuous monitoring of IT security, vulnerability detection, asset discovery, and compliance management using advanced algorithms for both cloud and on-premises networks, with collaborative tools, passive and active scanning, and detailed reporting.
United States
Wireless Network Watcher is a small utility that scans your wireless network and displays the list of all computers and devices that are currently connected to your network.
