The app lives on your menu bar, the icon of which can be fully customized and clicking on it gives you everything from the Signal to Noise Ratio (SNR) to the max data rate and MCS index of your connection.

WiFi Signal is one of the more simpler apps on this list which provides all the information you need about your wireless network in a compact and elegant card fashion. Although it is not very powerful, given it comes built-in and free, you can’t really complain. You can get away with the Wireless Diagnostics tool if you need to troubleshoot some minor issues in your personal network. Or simply you can also open Spotlight Search and type in “ Wireless Diagnostics”.

To access it, while holding the Option key click on the WiFi icon in the menu bar and you should see an option as “ Open Wireless Diagnostics” which should take you to your built-in WiFi analyzer. It can also be used to monitor the network performance, get log information and even as a sniffer to capture WiFi traffic. From the summary, it is able to suggest the best 2.4 GHz or 5GHz channel or network suitable for you. MacOS itself comes with a Wireless Diagnostics tool which you can use to scan all available wireless networks and get a summary of all the channels that your device can connect to. Note: Most of these apps only work with the built-in WiFi adapter of your Mac and do not work with an external adapter.Īlso Read: 10 Best WiFi Analyzer for Windows 10/8/7 1.

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