Best WiFi Channel Scanner/Analyzer for Windows, Mac and Linux in 2019

Best WiFi Channel Scanner

A few steps in a wrong direction can lead to significant loss, and same goes with the WiFi signals. You might have noticed how WiFi signals tend to behave strangely. The signal indicator on your Smartphone or Laptop can change from Full to Empty.

Best WiFi Channel Scanner

Although many people deal with this problem including us, instead of analyzing the weak spots, we land on to a nearer place to the WiFi Router to gain the full signal strengths and downloading speed. However, we have a better option to know the accurate signal map of your home or office.

However, some people also carry a mental wifi signal map to avoid weak spots. Some move to the couch or an exact place to enjoy fast download and uploading speed. However, what if we tell you, you can avoid this kind of madness with the help of a WiFi Signal Scanner App for Windows? So to avoid the extra effort from you, we are here with the list of best WiFi Analyzer App to improve your Internet experience on WiFi.


Why Do I Need a WiFi Channel Scanner?

With improvements and innovations in technology, we are also getting dependant on it. WiFi is one of the most common and useful media to connect to the Internet and browse. Also, with the tech advancements, it is no longer our devices connect to the Internet. Now, even our home appliances require an Internet connection to get the latest updates remotely and get the latest and more advanced features.

So as the WiFi users are increasing, it becomes difficult to gain a constant decent downloading and uploading speeds. The reason this happens is that of the inherently limited WiFi frequency range which causes adjacent channels overlap and interfere with each other. Thus to avoid the interference and gain a decent speed, it is recommended to leave a couple of channels clear between used channels.

As most of the users are aware of this because they do not have a reliable WiFi channel scanner to use and get aware of the busiest and most reliable WiFi channels out there.

What Can a Windows WiFi Channel Scanner Do?

A WiFi Channel Scanner app will analyze and detect all the available WiFi networks around you. Moreover, it also provides detailed information about each one available channels. It also tells you the signal strength, how strong they are, and more details as the encryption techniques they have used.

Furthermore, some of the WiFi analyzer apps lets you create an accurate heat map of WiFi signal strength. These heat maps indicate areas of weak WiFi signal strengths, which helps you determine the best place for installing your WiFi router for constant speeds.

What is the best WiFi Channel Scanner for Windows ?

We recommend using a WiFi channel scanner app, as it is straightforward to use and come to a conclusion. All of these WiFi Analyzer App comes with advanced features you would need to optimize your WiFi performance and get the best results.

So before we head to the list of best WiFi Analyzer, look up to the minimum system requirements to run these applications and get the best results.

Minimum System Requirements:

Operating System: Microsoft® Windows Vista, 7, 8, 10
.NET Framework: 4.5
Screen Resolution: 800×600 (1366×768 or better recommended)
WiFi Adapter: Internal or USB WiFi Adapter (802.11n/ac recommended)

NOTE: An Internet connection is required for product registration

Let us begin…

1. NetStumbler

First WiFi analyzer app is NetStumbler, it is a classic utility tool for scanning and detecting 802.11 a/b/g WiFi Networks around you. The app is very straightforward to use and lets you configure and identify poor signals.

Although the app does not have the advanced features but does its job very well. Moreover, it comes for free to use and find the signal strengths and take actions.


  • Verify that your network is set up at the perfect spot.
  • Find poor coverage location in your WLAN.
  • Find out the interfering Networks causing the weak signal.
  • Detect unauthorized AP in your workplace.
  • Use it for WarDriving
  • Help aim directional antennas for distant WiFi links
  • Easy to Use
  • Easily display the signal strengths
  • Details on a network
  • Can be used for WarDriving
  • No Support
  • Missing Advanced Features

2. NetSpot

NetSpot is of the most popular WiFi Channel Scanners for managing networks and troubleshooting. First developed for macOS is now also available for Windows Platform with WiFi 802.11 a/b/g/n/ac support. It mainly used to monitor the signal strengths but can also let you track all the SSIDs connected to your network and manage them.

Moreover, it also shows the operating channels connected with SSIDs and the ones interacting with each other. All in all, this is an enterprise level wifi analyzer tool and has lots of features.


  • Generate Heat Maps and save it as PNG.
  • Builds enterprise-level report.
  • Export Survey Data to CSV
  • Export Active Visualization into PDF.
  • Automatic multi-floor AP positioning
  • Multi-dimensional and custom SSID/BSSID grouping
  • Report 2.4 and 5GHz separately, AP by AP coverage
  • Customizable Access Point indicators with certain level of detailing
  • Non-broadcasting SSIDs supported
  • Shareable Preferences for easier management of multiple copies of NetSpot
  • Numerous number of features
  • Professional Level Report
  • Affordable Pricing
  • WiFi Signal Heat Maps
  • Easy to use
  • Not useful at home
  • Best for Professionals

3. Acrylic WiFi Scanner

Acrylic is another popular WLAN management tool, comes in both free and premium versions. You can use this WiFi scanner supports different modes including Monitor and Promiscuous to monitor network traffic. Using this WiFi analyzer you can also check the password strength using its force password cracking functions to avoid network breaching.

You can quickly check the list of SSIDs and all its relevant details at the top. It even shows the security mechanism uses and the WiFi access points using plugins on 802.11/a/b/g/n/ac networks.


  • Shows SSID/BSSID and Users information on WiFi Networks.
  • Check signal quality charts for devices and WiFi signals
  • Give an inventory name to known WiFi Devices
  • Force Password Checking Tool to determine password strength
  • Scan WiFi channels and networks on both 2.4 GHz and 5 GHz.
  • Authneticate Network and Security details for WEP, WPA, WPA2 and Enterprise (802.1X) WiFi networks.
  • Easy to use and allows to export heat maps
  • Works with 802.11n and ac at 2.4 and 5GHz
  • Accurate Area Analysis
  • Only available for Windows

4. Wireshark

Wireshark is another free WiFi analyzer tool to scan, torubleshoot, analyze multiple communication protocols inclusing WiFi. It is well known and ppopulat tool because of its open source program with huge community of users and thus delivers rapid updates. Wireshark is mainly known for Ethernet Analysis but now also supports WiFi 802.11/a/b/g/n/ac networks.

However, it is only useful if either you are an IT Expert or an enterprise owner. So don’t expert expect to use it for WiFi analysis right out of the box. They even run training courses to help users learn to use Wireshark.


  • Deep inspection of hundreds of protocols, with more being added all the time
  • Live capture and offline analysis
  • Standard three-pane packet browser
  • Capture files compressed with gzip can be decompressed on the fly
  • Live data can be read from Ethernet, IEEE 802.11, PPP/HDLC, ATM, Bluetooth, USB, Token Ring, Frame Relay, FDDI, and others
  • Decryption support for many protocols, including IPsec, ISAKMP, Kerberos, SNMPv3, SSL/TLS, WEP, and WPA/WPA2
  • The most powerful display filters in the industry
  • Rich VoIP analysis
  • Coloring rules can be applied to the packet list for quick, intuitive analysis
  • Output can be exported to XML, PostScript®, CSV, or plain text
  • Multi-platform: Runs on Windows, Linux, macOS, Solaris, FreeBSD, NetBSD, and many others
  • Plugins support
  • Thriving, open source community
  • Number of Professional Features
  • Very Complicated to use

5. WiFi Analyzer

WiFi Analyzer is yet another free tool to Analyze WiFi networks around you. On the main screen you will see three tabs stated Connected, Analysis and Networks. The Connected displays the information abou the current connected WiFi network in a graphical map. The graphical output shows the connection quality depending on the link speed and signal level in negative dBm at the top window.

You also see icons to determine lousy link speeds, poor connection, weak signals, no internet connection and unsecured connections. It also shows the channel ratings, and you can also switch channels and can toggle between frequency bands. It also uses multiple filters to determine SSIDs with details and signal information.


  • Check all the networks around you which could interfere with your connection.
  • Find out detailed information about a router/access-point (e.g., manufacturer, security, type).
  • Find the best channel via star rating (incl. a recommendation).
  • Find the ideal place for your router/access-point through signal strength (dBm).
  • Check your Wi-Fi’s link-speed & health with a glance at the dashboard.
  • Refine found network results by filters. [PRO]
  • Connect quickly to a new network without leaving the app. [PRO]
  • Use a beeper to hear the signal strength. [PRO]
  • Live-Tile support [PRO]
  • Each network always has the same color, so you know how it looks.
  • Support of dark & light theme and accent colors.
  • Best for Beginners
  • Free
  • Available on Windows Store
  • Limited Features
  • Not for professionals


We have listed the best avaialble WiFi scanners in the market. Some of them come for free and some with a pricing a plan to follow. Some are great for Beginner and others for professionals. You can choose any from the list and configure and detect WiFi signals to set up router on the correct spots.

However, if you have any suggestions or feedback, do write it in the comments section below. We would love to hear from you. Thanks for Reading. Adios.

Abhiyanshu loves technology and has been addicted to it since childhood. He believes AI, automation, and every day new tech will change our future. He works as a Tech Journalist at TechnoFiZi and has a significant craze for smartphones and laptops. He also loves watching Superhero/Sci-fi movies, playing games and traveling to new places.


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