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How To Do A WiFi Survey On Android

How To Do a WiFi Survey on Android

Conducting a WiFi survey on your Android device is an essential task for optimizing your wireless network’s performance and coverage. Whether you’re troubleshooting slow internet speeds or planning to extend your WiFi range, understanding how to properly analyze WiFi signals can be incredibly beneficial. In this article, we will explore various techniques I’ve used to perform a WiFi survey using an Android device.


Common Scenarios:

The Tech Guru’s Toolkit 📡

  • Ensuring you have the right applications installed on your Android device.
  • Familiarizing yourself with the key parameters such as Signal Strength, Signal-to-Noise Ratio, and Channel Congestion.

Optimizing Home WiFi 🔍

  • Identifying areas with poor signal coverage within your home or office.
  • Locating the best position for your routers and repeaters.

Business Network Maintenance 🏢

  • Performing regular surveys to ensure stable and secure network performance in a business environment.
  • Spot-checking for unauthorized access points or rogue networks.

Step-by-Step Guide. How To Do A WiFi Survey On Android:

Method 1: Using WiFi Analyzer 📊

  • Install WiFi Analyzer from the Google Play Store.
  • Launch the app and explore the available channels to find the least congested one.
  • Use the signal meter to gauge signal strength throughout your space.
  • Switch to the ‘AP list’ to understand the network landscape, it may influence your WiFi’s performance.

Note: Free versions of WiFi Analyzer might contain ads, consider upgrading if needed.

Conclusion: WiFi Analyzer is an intuitive tool for beginners to start with making a WiFi survey.

Method 2: Exploring with NetSpot 🧭

  • Download NetSpot – WiFi Analyzer from the Google Play Store.
  • Initiate a WiFi survey by starting a new project, input your area’s layout for the app to analyze.
  • Walk around your space as NetSpot records various WiFi metrics.
  • Review the heatmap generated by NetSpot for understanding the signal distribution.

Note: Some advanced features in NetSpot may require a purchase.

Conclusion: NetSpot offers heatmap visualization which is helpful for detailed analysis.

Method 3: Tackling Advanced Features with WiFi Analyzer Pro 🛠

  • Invest in WiFi Analyzer Pro for comprehensive survey features.
  • Utilize its advanced options such as identifying overlapping channels.
  • Inspect detailed information about each network including vendor, security, and channel width.
  • Save and export your survey data for later review and comparison.

Note: This app is suitable for professional use and offers in-depth information.

Conclusion: Professionals needing robust tools for WiFi surveying should consider WiFi Analyzer Pro.

Method 4: Simplified Analysis with OpenSignal 🗼

  • For network performance beyond just WiFi, OpenSignal is a great option.
  • Use the app to test your internet speed and identify areas with strong mobile data reception.
  • Explore cell tower locations and WiFi hotspots on its map.
  • Partake in the community-based data collection to improve the app’s accuracy.

Note: This tool is ideal for a broader perspective on connectivity in your area.

Conclusion: OpenSignal combines mobile and WiFi data for network enthusiasts.

Method 5: Network Scanner by AccessAgility 🔍

  • Download WiFi Scanner by AccessAgility from the official website.
  • Approach the WiFi survey with a focus on network security and rogue access point detection.
  • Compare against known networks to ensure your connection is secure.
  • Use the tool to generate reports to comply with security audit requirements.

Note: Particularly suited for corporate environments and for those concerned about security.

Conclusion: An excellent choice for adding a layer of security to your WiFi survey practices.


Precautions and Tips:

Expert Insights 🎓

  • Perform WiFi surveys during different times of the day to account for fluctuations in network congestion.
  • Ensure your Android device’s battery is fully charged to prevent interruptions during the survey.
  • Consider using a tripod or positioning stand for consistent and stable measurements if conducting professional surveys.

Optimal Placement Strategies 📍

  • Use the survey results to place your router in a central location, avoiding obstructions like walls and electronic devices that can interfere with signals.
  • Study the relationship between antenna direction and signal strength to optimize router positioning.

WiFi Essentials

Understanding the technical aspects of a WiFi survey can help you optimize your network effectively. Signal strength is often measured in dBm; values closer to zero indicate a stronger signal. Channels are another important concept. WiFi operates on specific frequencies, and channels within these frequencies can become congested when multiple networks operate simultaneously. Using a channel that is less crowded can improve your network’s performance.

Security protocols such as WPA2 and WPA3 are essential for protecting your network against unauthorized access. During a WiFi survey, you should also pay attention to network security settings.

For those interested in delving deeper into network analysis, you might consider learning more about network standards like 802.11ac and 802.11ax. The WiFi Alliance offers insightful resources on the latest WiFi technologies and certifications.


In conclusion, performing a WiFi survey on an Android device doesn’t have to be intimidating. With the right tools and understanding of the process, you can significantly improve your network’s performance. The methods and tips provided here are based on my experiences and should help you achieve a more reliable and efficient WiFi network. Don’t forget to consider the security of your network during your survey and to continually educate yourself on the ever-evolving standards of WiFi technology.

For more detailed information regarding WiFi standards and best practices, I recommend visiting resources like the WiFi Alliance or the Federal Communications Commission (FCC) websites for guidance.


A WiFi survey assesses the strength and coverage of wireless networks. It's useful for optimizing network performance and troubleshooting connection issues.

No, Android doesn't come with native tools for detailed WiFi surveys. You’ll need to download third-party applications from the Google Play Store.

Apps like Wifi Analyzer and NetSpot are highly recommended for conducting WiFi surveys on Android devices. Visit their websites for more information: NetSpot.

Ensure your device's WiFi is on, location services are active, and download a reliable WiFi survey app from the Google Play Store.

WiFi surveys provide details like SSID, signal strength, frequency, channel, and the security type of the networks in range.

Open the app and grant it the necessary permissions, such as accessing your device's location and WiFi data.

Use the survey data to identify less crowded channels or areas in your space that need better coverage.

Yes, it can detect rogue access points by identifying unrecognized networks that could be a security threat.

Most WiFi survey apps allow you to save, export, and share the results in various file formats like CSV or PDF.

Perform a WiFi survey periodically, especially after changing your network setup or when experiencing consistent connection issues.