Online Mouse Tester

Quickly test mouse clicks, scroll wheel, and button detection directly from your browser.

Online Mouse Tester is a fast, lightweight, and privacy-friendly Chrome extension that helps you instantly test your mouse directly from your browser. Whether you've purchased a new mouse, are troubleshooting hardware issues, or simply want to verify that every button works correctly, this extension provides real-time visual feedback with no setup required. Unlike web-based tools that require opening a browser tab, Online Mouse Tester is always just one click away from your Chrome toolbar. The extension opens in a compact popup and immediately begins detecting mouse input, making it a convenient utility for gamers, professionals, developers, designers, and everyday computer users. The extension is designed to be simple, responsive, and efficient while using minimal system resources. It works locally inside your browser and requires no account, registration, or unnecessary permissions. ✨Key Features 🖱️ Live Mouse Detection Instantly see your mouse activity in real time. The extension visually highlights every supported mouse button as you press it, allowing you to quickly identify whether each button is functioning correctly. Supports detection of: Left Mouse Button Right Mouse Button Middle Mouse Button (Scroll Wheel Click) Back Button (Mouse Button 4) Forward Button (Mouse Button 5) Scroll Wheel Movement Each button responds instantly, making it easy to diagnose unresponsive or malfunctioning buttons. 📊 Mouse Click Counter Track every click with live counters that update instantly. Separate counters are available for: Left Clicks Right Clicks Middle Clicks Back Button Clicks Forward Button Clicks Scroll Events A convenient reset option allows you to clear all counters and begin a new test at any time. 🎯 Scroll Wheel Test Verify that your mouse wheel is working smoothly. The extension detects scrolling activity in real time and displays the total number of scroll events, making it easy to identify issues such as inconsistent scrolling or missed inputs. ⚡ Lightweight & Fast Online Mouse Tester is designed to be extremely lightweight. Opens instantly Minimal memory usage No unnecessary background processes Fast response to every mouse input Everything runs directly inside the browser popup without loading a webpage. 🔒 Privacy First Your privacy is important. This extension: Does not collect personal information Does not track your browsing activity Does not require an account Does not upload mouse data Does not sell or share user information Mouse input is processed locally within the extension. ✨Perfect For Online Mouse Tester is useful for many situations, including: Testing a brand-new mouse Checking whether all mouse buttons work correctly Troubleshooting mouse hardware issues Verifying gaming mouse side buttons Testing scroll wheel responsiveness Diagnosing inconsistent click behavior General mouse maintenance and diagnostics Whether you're a gamer, office professional, software developer, designer, IT technician, or casual computer user, Online Mouse Tester provides a quick and reliable way to verify your mouse functionality. ✨Need More Advanced Mouse Tests? The Chrome extension focuses on quick everyday testing. If you need advanced diagnostics, visit our website for a complete collection of professional mouse testing tools. Available online tools include: CPS (Clicks Per Second) Test Double Click Test Drag Click Test Butterfly Click Test Jitter Click Test Mouse DPI Test Mouse Polling Rate Test Mouse Latency Test Mouse Accuracy Test Sensor Performance Test Click Speed Test Scroll Speed Test Gaming Mouse Diagnostics Mouse Button Response Tests Additional utilities and educational guides ✨Visit: https://OnlineMouseTester.com ✨Why Choose Online Mouse Tester? Clean and modern interface Fast, responsive performance Works directly from the Chrome toolbar Lightweight design with minimal resource usage No complicated setup No login or registration required Privacy-friendly Designed for both casual users and enthusiasts Companion to the full OnlineMouseTester.com toolkit ✨Permissions This extension requests only the permissions required for its functionality. It does not access your browsing history, personal files, passwords, or other sensitive information. ✨Support If you have suggestions, encounter an issue, or would like to explore more mouse testing tools, visit: https://OnlineMouseTester.com We are continuously improving our tools and adding new features to help users better understand, test, and troubleshoot their mouse hardware.