NetSpot is the only professional app for wireless site surveys, Wi-Fi analysis, and troubleshooting on Mac OS X and Windows. It's a FREE Wi-Fi analyzer. No need to be a network expert to improve your home or office Wi-Fi today! All you need is your MacBook running Mac OS X 10.10+ or any laptop with Windows 7/8/10 on board and NetSpot which works over any 802.11 network.