inSSIDer is described as 'Utility that shows the most important information about your Wi-Fi network and its environment' and is a well-known app in the Network & Admin category. There are more than 25 alternatives to inSSIDer for a variety of platforms, including Windows, Android, Mac, Android Tablet and Linux. The best alternative is NetSpot, which is free. Other great apps like inSSIDer are Wifi Analyzer (Free), Acrylic Wifi (Freemium), Vistumbler (Free, Open Source) and WiFi Analyzer (Free, Open Source).
- A 802.11 wireless scanner and connection manager for Mac OS X. WiFi Scanner will detect access points and clients in ad-hoc mode if the SSID is being broadcasted. View 35 alternatives to WiFi Scanner
Another good (commercial/paid) alternative to InSSIDer. This too (similar to WiFi Explorer) shows list of WiFi sources and graphs of signal strengths. Also lists connected devices.
- Connect to WiFi passwords for FREE internet access all over the world! The most popular WiFi application *** TOP 1 in 50 countries *** TOP 1 in Travel category in 100 countries *** Contains to 100 million WiFi hotspots!. View 19 alternatives to WiFi Map — Free Passwords
- With Homedale you can search for Wi-Fi / WLAN Access Points and monitor their signal strength. View 30 alternatives to Homedale