Sensor Lab: Sensor Test Tools

Sensor Lab is an all-in-one sensor test toolbox that turns your phone's built-in sensors and hardware into simple, honest tools. No clutter and no fake readings — just clear, live data you can actually use, plus a multi-sensor data logger for when you want to record it. Whether you're a student, maker, DIY tinkerer, or just curious what your phone can measure, Sensor Lab puts 15 tools in one clean app. 🧭 MOTION & POSITION • Compass — find magnetic north • Bubble level — check if a surface is flat • Accelerometer, gyroscope & magnetometer live readouts • Gyro spin meter 📏 METERS • Sound level meter (decibel-style mic meter) • Audio spectrum analyzer • Light meter (lux) • Proximity sensor tester • Metal detector — magnetic-field detector 📷 CAMERA TOOLS • QR code & barcode scanner • Heart-rate check using the camera (just for fun) 🛠️ SYSTEM & UTILITIES • Flashlight with strobe & SOS • Vibration tester • Device info & full sensor dashboard — see every sensor your phone has 📊 SENSOR LOGGER The standout feature: record multiple sensors at once to CSV. Choose your sources and sample rate, watch a live chart while it runs, then open, rename, share or export your logs. Perfect for science projects, experiments and motion analysis. 🔒 YOUR DATA STAYS YOURS Sensor readings and recordings are processed on your device and saved only inside the app — we never upload them. Ads use a standard Google advertising ID; that is the only data that leaves your phone. ✅ HONEST BY DESIGN Readings depend on your specific phone's hardware and are meant for everyday, educational use — not certified measurement. The heart-rate tool is for fun and is NOT a medical device. The metal detector senses changes in the magnetic field around your phone. Free to use with ads. A one-time "Remove ads" purchase unlocks an ad-free experience — no subscription. Download Sensor Lab and explore everything your phone can sense: compass, sound meter, light meter, metal detector, bubble level, QR scanner, flashlight, device info and a full sensor data logger.