Best Wall Scanners of 2025

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Wall scanners are handy devices that use technology to detect and locate hidden objects behind walls. These devices are commonly used by professionals such as electricians, plumbers, and carpenters to locate wires, pipes, and studs before drilling or cutting into walls. Wall scanners work by emitting low-frequency waves that penetrate walls and bounce back to the device, providing a visual display of what is behind the wall. Some wall scanners also have additional features such as deep scanning capabilities and the ability to detect live wires. Wall scanners are a must-have tool for anyone who needs to work on walls or ceilings.
At a Glance: Our Top Picks
Top 10 Wall Scanners
Franklin Sensors ProSensor M210 Stud Finder
The Franklin Sensors Stud Finder is a top-notch tool with 13 sensors for utmost accuracy. It can detect studs up to 1.7" deep, displaying their center and edges simultaneously with precision LEDs. This stud finder adjusts easily for different depths, materials, and textures without needing calibration. You can start scanning anywhere, even over a stud, without getting false readings. It shows single studs, double studs, and irregular configurations through various wall types, making it versatile and reliable for all your DIY needs.
WALABOT DIY 2
Discover the WALABOT Stud Finder, an advanced wall scanner that lets you visually inspect your walls. Say goodbye to just relying on beeps! This device helps you locate the center of wood/metal studs, track pipes and wires up to 4” inside drywall, and even detect pests' movements within your walls. With Wi-Fi connectivity, you can work away from your phone. The built-in rechargeable battery ensures your phone won't run out of power during scans.
BOSCH GMS120 Digital Multi-Scanner
The BOSCH GMS120 Scanner is a versatile tool designed for detecting wood studs, metal objects, and live wiring. With its advanced laser technology, you can easily locate materials up to 4 3/4 inches deep in concrete and 2 inches for live wiring. This scanner automatically calibrates itself, ensuring accurate readings throughout your project. The illuminated LCD display provides clear visual feedback, showing detection strength and mode, making it user-friendly. Whether you're a DIY enthusiast or a professional, this scanner simplifies your work and enhances precision in your tasks.
Walabot DIY 2 Wall Scanner
The Walabot DIY 2 is an advanced wall scanner that helps you locate wood and metal studs, as well as pipes and wires hidden behind your walls. With its ability to detect movement within walls, you can feel more confident when drilling or making repairs. It features two scanning modes: a graphical display for easy visualization and an expert mode for detailed data analysis. Additionally, its Wi-Fi capability allows you to use it independently from your smartphone, making it convenient for hard-to-reach areas. This tool is perfect for both DIY enthusiasts and professionals alike.
Zircon Multiscanner A200 Wall Scanner
The Zircon Multiscanner A200 Electronic Wall Scanner is an ergonomically designed tool that can detect metal, live AC wires and studs. It has WireWarning Detection to indicate the presence of live electrical AC wiring while scanning in all modes. The Auto Correcting Technology automatically corrects common user errors and the Patented SpotLite Pointing System clearly indicates the target location. The tool requires one fully charged 9V battery (not included) for optimal performance.
Walabot DIY 2 Stud Finder
The Walabot DIY 2 is an advanced stud finder and wall scanner that works seamlessly with both Android and iOS devices. Its Wi-Fi connectivity allows you to operate away from your phone, making it convenient for larger projects. The built-in rechargeable battery ensures that your phone stays charged while you work. With two scanning modes—Images Mode for visual representations and Expert Mode for detailed analysis—you can choose the best way to identify what’s behind your walls. This versatility helps you tackle any home improvement task with confidence and ease.
Klein Tools ESF100 Stud Finder
The Klein Stud Finder is an essential tool for anyone looking to locate hidden wood and metal studs in walls. It can detect studs up to 1.5 inches deep, ensuring you find what you need with precision. The bright LEDs and adjustable sound alerts provide clear feedback on stud width, helping you to avoid mistakes. With its ergonomic design, you can comfortably grip the tool while protecting your walls with felt pads. Plus, the HOLD mode allows for continuous scanning without needing to press the trigger, making your work faster and easier.
Stud Finder Wall Scanner Detector - 5 in 1
This Povlen Stud Finder Wall Scanner Detector is a reliable and easy-to-use tool that accurately and repeatedly locates wood, metal, and live AC wires hidden in walls and ceilings. It has five scanning modes to accommodate various wall material thicknesses, including three depth stud modes, metal mode, and AC mode. Additionally, it is durable and shock-resistant, and has a dust-resistant body that can detect up to 2.36 inches deep. The two-button design allows for easy use, and this stud finder is highly accurate for detecting a range of materials, even in thicker walls.
Franklin Sensors ProSensor M150 Stud Finder
The Franklin ProSensor M150 is designed for precise stud detection, boasting nine sensors that provide unmatched accuracy compared to traditional models. You can easily locate studs, as it displays both the center and edges simultaneously, which is especially helpful for identifying single, double, or irregular configurations. The device requires no calibration, allowing you to start scanning instantly, even over a stud. With a maximum detection depth of 1.5 inches, it's versatile enough to work through various materials like drywall. Plus, its durable build makes it a reliable choice for both DIY enthusiasts and professionals.
JAXWQ 5-in-1 Stud Finder
The JAXWQ Stud Finder is designed to make your home improvement projects easier and safer. With its intelligent micro-sensor chip, it quickly locates the edges and centers of wood, metal, and live wires behind walls, helping you avoid accidents. The bright backlit LCD display shows you exactly where the studs are, even in dim lighting, while audio alerts guide you through the process. With multiple scan modes, you can customize your detection based on the materials and depths you’re working with, ensuring you have the right information for any task. This tool is perfect for both DIY enthusiasts and professionals alike.
Frequently Asked Questions (FAQs)
1. What does a wall scanner do?
A wall scanner is a handheld tool used to detect wood and metal objects within a wall, such as studs, pipes, and live wires. It helps locate these objects before any drilling work, ensuring safety and preventing damage to the wall.
2. Is there a stud finder that can see through walls?
Yes, there is a stud finder called Walabot DIY that can 'see' up to four inches into walls. It can detect studs, stud centers, plumbing pipes, electric wires, and even movement behind the wall. This helps users find the desired objects or identify any potential issues before starting any construction or renovation work.
3. What machine detects wires in the wall?
Wall scanners are designed to detect various objects in walls, including wood and metal studs, as well as live electrical wires. They are used before drilling into walls to ensure the safety of the electrical wiring and prevent any accidents or damage.
4. What not to do with a scanner?
When using a scanner, it is important to follow some precautions: avoid placing flammable substances near the scanner, prevent water or flammable substances from spilling inside the scanner, and refrain from cutting, damaging, or modifying the USB cable. These measures help prevent fire hazards and maintain the scanner's functionality.
5. What is the app that shows pipes in walls?
Walabot DIY is an app paired with an Android phone that can show a visual image of what is inside drywall up to four inches deep. It can detect metal studs, wood studs, wires, pipes, and even movement behind walls. This app provides users with valuable information about what is hidden within the walls, aiding in various construction or renovation projects.
During our wall scanner research, we found 24 wall scanner products and shortlisted 10 quality products. We collected and analyzed 87,479 customer reviews through our big data system to write the wall scanners list. We found that most customers choose wall scanners with an average price of $27.65.
The wall scanners are available for purchase. We have researched hundreds of brands and picked the top brands of wall scanners, including Franklin Sensors, WALABOT, Bosch, Zircon, Klein Tools. The seller of top 1 product has received honest feedback from 496 consumers with an average rating of 4.8.

Harry Stack owns a small hardware store, his career landed him a depth of knowledge in categories such as tools, equipment, machinery and hardware. In his spare time, he usually repairs furniture, safes and appliances, and he knows how to make simple repairs to plumbing or electrical fixtures. His hobbies also include woodworking and fishing.