WifiInfoView screenshot

WifiInfoView is a lightweight and portable application that scans the wireless networks in your area and displays a comprehensive list of information related to each network. This information includes the network name (SSID), signal quality, MAC address of the router, frequency, channel, encryption type, and more...

WifiInfoView is a free utility software developed by NirSoft, a well-known developer of small and efficient system utilities. It's designed to provide detailed information about the wireless networks (Wi-Fi) in your vicinity and the devices connected to them.

Here are some features of WifiInfoView:

Network Details: WifiInfoView provides detailed information about each detected Wi-Fi network, including SSID, MAC address, PHY type, signal quality, channel, and more.

Signal Strength: The tool displays the signal strength of each network, helping users determine the strength and quality of the Wi-Fi signal.

Encryption Details: WifiInfoView shows the encryption type used by each network (WEP, WPA, WPA2, etc.), which can be crucial for assessing the security of the networks around you.

Channel Information: It lists the channel number on which each Wi-Fi network is operating. This information can be valuable when troubleshooting connectivity issues caused by channel interference.

Graphical Representation: The application provides graphical representation of signal strength over time, which can assist in identifying trends and variations in signal quality.

Exporting Data: WifiInfoView allows you to export the collected data into various formats, such as HTML, XML, CSV, or tab-delimited text files. This feature can be helpful for documenting your findings or sharing the information with others.

Here are some of the pros of WifiInfoView:

User-Friendly Interface: WifiInfoView's simple and intuitive interface makes it easy for both novice and experienced users to quickly gather information about nearby Wi-Fi networks.

Portability: The tool is portable, which means you can run it directly from a USB drive or other portable storage devices without the need for installation.

Useful for Troubleshooting: WifiInfoView can be used for troubleshooting Wi-Fi connectivity issues by providing insights into signal strength, channel usage, and encryption methods.

Customizable Columns: Users can customize the columns displayed in the interface to focus on the specific information they need.

Export Options: The ability to export collected data in different formats makes it convenient for analysis and reporting.

Free and Frequent Updates: WifiInfoView is a free utility regularly updated by NirSoft, known for producing reliable and useful system and network tools.

WifiInfoView is a powerful tool for anyone who wants to learn more about Wi-Fi networks. It is especially useful for IT professionals and network administrators.

WifiInfoView - Changelog:

Added 'Start As Hidden' option. When this option and 'Put Icon On Tray' option are turned on, the main window of WifiInfoView will be invisible on start.

Fixed to detect 160 MHz bandwidth correctly for 5GHz access points.

Size: 431.11 KB


Here's a guide on how to use WifiInfoView:

1. Download and Run:

- Get WifiInfoView from the link above (Direct link from the official website).

- It's a portable app, so no installation is needed. Just unzip the file and run WifiInfoView.exe.

2. View Wireless Networks:

- The upper pane immediately displays detected Wi-Fi networks in your area, updated frequently.

- Customize the update rate from Options -> Update Rate.

3. Analyze Network Information:

- Select a network in the upper pane to view its details in the lower pane, including:
- SSID (network name)
- BSSID (MAC address of the access point)
- Channel
- Signal quality (RSSI)
- Security type
- Radio type (802.11a/b/g/n/ac/ax)
- And more

4. Customize Columns:

- Right-click on any column header to choose which information to display.

- This helps you focus on specific details.

5. Export Data:

- Save network information as a text, CSV, HTML, or XML file from File -> Save Selected Items or Save All Items.

- This is useful for record-keeping or analysis.

6. Command-Line Options:

- Control WifiInfoView from the command line for advanced tasks like:
- Connecting to specific networks

- Saving network information to files automatically

- Finding networks with specific characteristics

Common Use Cases:

- Troubleshooting Wi-Fi issues: Check signal strength, identify crowded channels, detect potential interference.

- Finding the best Wi-Fi channel: Analyze channel usage to choose the least congested one for your router.

- Monitoring Wi-Fi networks: Track network changes and detect unauthorized access points.

- Gathering information about nearby networks: Collect details for security audits or network planning.


- WifiInfoView works on Windows Vista, 7, 8, 10, and Server 2008 (both 32-bit and 64-bit).

- It requires a wireless network adapter to function.

- For more advanced features and troubleshooting, refer to the official documentation on the Nirsoft website.