inSSIDer Alternatives

NetSpot is a free app for wireless site surveys, Wi-Fi analysis, and troubleshooting

Vistumbler is a wireless network scanner for Windows Vista and Windows 7. Features:

Open Source

NinjaOne (Formerly NinjaRMM) provides remote monitoring and management software that combines powerful functionality with a fast, modern UI. Easily remediate IT issues, automate common tasks, and support end-users with powerful IT management tools.

Try for free paid Free Trial

Kismet is an 802.11 layer2 wireless network detector, sniffer, and intrusion detection system.

Wifi Analyzer is a handy tool which helps you to select a better channel for your wireless router.

Official source of information about Netstumbler.

WiFi Explorer is a tool to scan, find, and troubleshoot wireless networks.

With Homedale you can search for Wi-Fi / WLAN Access Points and monitor their signal strength.

Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.

Open Source

A 802.11 wireless scanner and connection manager for Mac OS X.

Acrylic WiFi is a free to use WiFi scanning and channel scanning tool for the Windows operating devices only.

Lizard Systems WiFi Scanner is a multi purpose WiFi scanner and WiFi troubleshooting tool designed for dealing with all WiFi related issues conveniently.

Aircrack-ng is an 802.

Open Source

The Free Wi-Fi Coverage Mapping Site Survey Tool