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• Complete battery health and charging analysis • Display & touch screen testing with dead pixel detection • Audio, camera, and sensor diagnostics • CPU/GPU performance benchmarking • Storage speed and connectivity tests • Used phone checker for pre-purchase inspection • Generate and share detailed PDF reports • Track device health history over time
Complete device diagnostics: battery, display, sensors & hardware test tool
Device Info - Complete Phone Diagnostics & Hardware Testing Tool The most comprehensive mobile diagnostics app for Android. Test device hardware, check phone health, and generate detailed reports. Perfect for checking used phones before buying or monitoring your device's performance. 10+ PROFESSIONAL DIAGNOSTIC MODULES BATTERY DIAGNOSTICS Battery health, capacity testing, charging speed, voltage & temperature tracking, power consumption, and battery life estimator. DISPLAY & SCREEN TEST Dead pixel detector for AMOLED & LCD, stuck pixel fix, color accuracy, brightness test, touchscreen sensitivity, multi-touch, and display specs. TOUCHSCREEN GRID TEST 4x8 grid multi-touch testing, screen responsiveness, sensitivity calibration, scratch detection, dead zone finder, and precision measurement. AUDIO DIAGNOSTICS Microphone test, speaker quality analyzer, decibel meter, audio balance checker, and sine wave generator. CAMERA TESTING Front & rear camera specs, resolution details, flash test, auto-focus, exposure testing, and lens inspection. PERFORMANCE BENCHMARK CPU/GPU stress test, multi-core speed, temperature monitoring, RAM analysis, and performance scores. STORAGE TEST Storage capacity, read/write speed benchmark, available space monitor, and health diagnostics. CONNECTIVITY TEST WiFi signal analyzer, mobile network info (4G/5G), Bluetooth, GPS accuracy, NFC detection, and speed test. SENSORS TESTING Accelerometer, gyroscope, magnetometer, proximity, light sensor, barometer with real-time visualization. DAMAGE ASSESSMENT Physical damage checklist, water damage verification, IP rating checker, and build quality inspection. USED PHONE CHECKER Pre-purchase inspection for second-hand phones, hardware authenticity test, refurbished verification, and complete diagnostic reports. PDF REPORTS & HISTORY Generate detailed PDF reports, track history with timestamps, export via email, and monitor health trends. WHO SHOULD USE? BUYERS - Inspect used phones before buying, verify seller claims, detect hidden defects SELLERS - Provide transparent reports, build trust, increase resale value TECHNICIANS - Quick diagnostics, repair testing, identify faults, service reports PERSONAL - Monitor health, track battery, troubleshoot issues, optimize performance WHY DEVICE INFO? ✓ 100% FREE - No ads, no purchases ✓ PRIVACY FIRST - Data stays on device, no internet required ✓ NO ACCOUNT - Use instantly ✓ WORKS OFFLINE - Full functionality ✓ PDF REPORTS - Professional documentation ✓ EASY TO USE - Material Design 3 ✓ ACCURATE - Industry-standard algorithms ✓ ALL-IN-ONE - 10+ modules ✓ LIGHTWEIGHT - Small size ✓ BATTERY FRIENDLY - Efficient PRIVACY & SECURITY No data collection, no tracking, no ads. All diagnostics local. GDPR & CCPA compliant. COMPATIBILITY Android 7.0+ | All smartphones & tablets | Samsung, Xiaomi, Oppo, Vivo, OnePlus, Realme, Google Pixel, all brands. USE CASES Check phones from OLX, eBay, Amazon | Verify warranty | Test refurbished phones | Monitor battery | Diagnose issues | Resale reports | Education | Benchmarking KEYWORDS: phone diagnostics, hardware test, device info, battery health, screen test, dead pixel, sensor test, cpu benchmark, used phone checker, second hand phone test, phone health check, mobile diagnostics, hardware checker, device tester, battery test, display test, performance test, storage test, connectivity test, sensor calibration, phone inspector, device analyzer, hardware monitor, system info, phone specifications, benchmark test, smartphone diagnostics, android diagnostics, phone repair tool, device health monitor SUPPORT Email: m.shahid9455@gmail.com Website: https://mshahid.info Download now and become a phone diagnostics expert!