Best Network Scanning Products in 2025

Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Key Nmap features:

Comprehensive Scanning Open Source Scripting Engine Cross-Platform Support

Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.

Key Netumo features:

Monitoring SSL Monitoring Twitter SMS notifications

Try for free freemium $9.0 / Monthly (Lite plan)

Open-source and cross-platform network scanner designed to be fast and simple to use.

Key Angry IP Scanner features:

Free and Open Source Cross-Platform Ease of Use Fast Scanning

Open Source

Advanced IP Scanner shows all network devices, gives you access to shared folders, and can even remotely switch computers off. Download it Free. .

Key Advanced IP Scanner features:

Ease of Use Freeware Fast Scanning Detailed Scanning

Discover which devices are connected to any Wi-Fi network, map devices, detect intruders, assess...

Key Fing features:

Device Discovery Network Security Mobile and Desktop Support User-friendly Interface

Zenmap is the official cross-platform GUI for the Nmap Security Scanner.

Key Zenmap features:

User-friendly Interface Visualization Tools Profile Management Cross-Platform Compatibility

Find and resolve network issues with Cisco DNA Center. Provides software-based network automation and assurance. Control and manage intent-based networks.

Key Cisco DNA Center features:

Centralized Network Management Automation and AI-Driven Insights Enhanced Security Scalability

Cisco Network Assistant simplifies wired and wireless network management, and provides critical product information using Cisco Active Advisor.

Key Cisco Network Assistant features:

User-Friendly Interface Comprehensive Device Management Simplified Troubleshooting Automatic Configuration

A handy systems and security-focused tool, Port Authority is a very fast Android port scanner.

Key Port Authority features:

User-Friendly Interface Cross-Platform Support Open Source Feature-Rich

scans your wireless network and displays the list of all computers and devices that are currently connected to your network.

Key Wireless Network Watcher features:

Free to Use Ease of Use Portable Small Size

Auvik’s network infrastructure RMM gives IT service providers better visibility, documentation, and...

Key Auvik features:

Ease of Use Automated Network Discovery Efficient Troubleshooting Centralized Management

Powerful multipurpose network administration tool for Windows and macOS.

Key SoftPerfect Network Scanner features:

Comprehensive Scanning User-Friendly Interface Multiple Output Formats Customizable

BackBox is a Linux distribution based on ...

Key BackBox features:

Lightweight User-Friendly Security Tools Community Support

This is the fastest Internet port scanner.

Key MASSCAN features:

Speed Scalability Customizability Cross-Platform