Apps similar to NetSpot include inSSIDer. It's paid, but NetworkMiner and KillerScan are free. Other options are WiFi Analyzer - VREM, Acrylic Wifi, Homedale and Kismet. Network Analyzers like NetSpot are a crowded field, with more than 50 alternatives for Windows, Android, Mac, Linux and iPhone.
Timesketch is an open-source tool for collaborative forensic timeline analysis. Using sketches you and your collaborators can easily organize your timelines and analyze them all at the same time. Add meaning to your raw data with rich annotations, comments, tags and stars.
United States
WiFi Lens is an open-source native Wi-Fi analyzer for macOS, with a separate Pro edition available on the Mac App Store as a one-time purchase. Analyze channel congestion, monitor connection quality, test latency, diagnose connectivity issues, and track Wi-Fi roaming in real...
China
WiFyi is a lightweight Wi-Fi diagnostics app for macOS that helps you understand why your connection feels slow, unstable, or inconsistent.
NetLens turns your phone into a handheld Wifi survey instrument. Walk a space - an apartment, an office, a warehouse - and watch a real-time signal heatmap form beneath your steps.
Canada
Reaver implements a brute force attack against Wifi Protected Setup (WPS) registrar PINs in order to recover WPA/WPA2 passphrases. Reaver has been designed to be a robust and practical attack against WPS, and has been tested against a wide variety of access points and WPS...
United States
