Based on our record, Ubiquiti Network Management System should be more popular than Wifi Analyzer. It has been mentiond 2 times 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.
I've not looked in to new apps in years, I still have access to the old free version of inSSIDer but I've also used Wifi Analyzer from farproc (Android only I believe). Cannot vouch for the quality or safety of either at this point. Source: almost 3 years ago
UniFi Network Application v5.8.x (or newer), available at: https://ui.com/download/unifi. Source: about 1 year ago
FWIW: You can run the network application on a linux/macOS/windows machine as well. Free download at https://ui.com/download/unifi (scroll down to "software"). Source: over 1 year ago
inSSIDer - inSSIDer Essential makes it easy to maintain small business WiFi.
Cisco DNA Center - Find and resolve network issues with Cisco DNA Center. Provides software-based network automation and assurance. Control and manage intent-based networks.
NetSpot - NetSpot is a free app for wireless site surveys, Wi-Fi analysis, and troubleshooting
Nmap - Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.
Vistumbler - Vistumbler is a wireless network scanner for Windows Vista and Windows 7. Features:
Cisco Network Assistant - Cisco Network Assistant simplifies wired and wireless network management, and provides critical product information using Cisco Active Advisor.