NetSpot

NetSpot, the perfect tool useful for wireless site survey, Wi-Fi analysis and troubleshooting on your Mac OS X.
This is an ideal wireless site survey, Wi-Fi analysis and troubleshooting tool for Mac OS X users. It helps you analyze the capability of your Wi-Fi network by simply conducting survey of your wireless network, for collecting, viewing, and analyzing the data using Mac OS X. With it one can visualize the wireless network by building a visual Wi-Fi map that displays dead zones without coverage and place hotspots correctly. This tool is also a perfect analyzer of Wi-Fi coverage, it is capable of instantly loading your area map; all you need to do is point your location on the map and you will find Wi-Fi data around you being collected. The Troubleshooting visualizations identify connectivity and wireless issues, find sources, resolve Wi-Fi configuration problems, and also fetch automated professional advice.
NetSpot, this handy and efficient wireless survey tool can also be used as a wireless network planning tool.

NetSpot for Windows offers two major Wi-Fi troubleshooting modes: Discover and Survey. It helps you control and visualize the areas with multiple Wi-Fi networks. Thanks to NetSpot, you can track potential connection problems and choose the best channels for your networks or re-position the access points to improve your Wi-Fi signal. Discover Mode: NetSpot collects every detail about surrounding Wi-Fi networks and presents wireless data as an interactive table in real time. It lets you troubleshoot and improve your network's coverage, capacity, signal level, etc. Dig deeper into network details by going into channels map and chart view. Wi-Fi Surveys: NetSpot creates WI-Fi survey projects and transforms them into interactive heatmaps with detailed information on all surveyed wireless networks in every point of the map. Wi-Fi visualizations generated are full of invaluable data for any-level user.