Based on our record, Acrylic WiFi Heatmaps seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Take a look at Acrylic (acrylicwifi.com). Last I looked, licensing wasn't onerous. Source: over 2 years ago
NetSpot - NetSpot is a free app for wireless site surveys, Wi-Fi analysis, and troubleshooting
Wireshark - Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.
Ekahau HeatMapper - The Free Wi-Fi Coverage Mapping Site Survey Tool
tcpdump - tcpdump is a common packet analyzer that runs under the command line.
TamoGraph Site Survey - Wi-Fi site coverage survey and modelling application
SmartSniff - SmartSniff is a packet sniffer that capture TCP/IP packets and display them as sequence of conversations between clients and servers.