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Measure anything on your screen with precision. mm, cm & inch ruler.
📏 Screen Ruler: Measure It — The Most Precise On-Screen Measurement Tool Turn your Android phone into a precision measurement instrument! Screen Ruler lets you measure real-world objects directly on your phone screen using just your fingertips — no additional hardware required. Whether you need to quickly measure a coin, a credit card, a screw, or any small object, Screen Ruler gives you accurate results in millimeters, centimeters, and inches. ━━━━━━━━━━━━━━━━━━━━━━━ 🔧 KEY FEATURES ━━━━━━━━━━━━━━━━━━━━━━━ 📐 PRECISION RULER • On-screen ruler with fine mm, cm, and inch tick marks • Drag two measurement handles with your fingers • Real-time distance displayed as you move handles • Horizontal, vertical, and free diagonal measurement modes • Angle display between the two measurement points 🎯 SMART CALIBRATION • Calibrate using a standard credit card (85.6 × 54 mm) • Manual calibration — enter any known measurement • Calibration status badge so you always know your accuracy • Reset to factory DPI at any time 🔍 ZOOM MAGNIFIER • Built-in magnifier loupe (up to 3× zoom) • Follows your active handle for ultra-precise placement • Toggle on/off from the action bar 📋 MEASUREMENT HISTORY • Save unlimited measurements with custom labels • View your full measurement history at any time • Export and share measurements as text • Copy individual measurements to clipboard • Delete individual records or clear all at once ⚙️ SETTINGS & CUSTOMIZATION • Dark Mode, Light Mode, and System theme support • Snap-to-Tick for automatic precision alignment • Haptic feedback on handle pickup and tick snap • Keep Screen On while measuring • Micro-adjustment nudge pad for pixel-perfect placement 📵 100% OFFLINE • Works completely without internet • No account required • No ads, no subscriptions • No unnecessary permissions ━━━━━━━━━━━━━━━━━━━━━━━ 💡 HOW TO USE ━━━━━━━━━━━━━━━━━━━━━━━ 1. Place the object flat on your phone screen 2. Drag Handle A to one edge of the object 3. Drag Handle B to the other edge 4. Read the measurement instantly on screen 5. Save or share your measurement — done! For best accuracy, calibrate the app first using a standard credit card or a ruler you already trust. ━━━━━━━━━━━━━━━━━━━━━━━ ⚠️ DISCLAIMER ━━━━━━━━━━━━━━━━━━━━━━━ Screen Ruler is designed as a practical everyday measurement tool. However, please note: • Measurement accuracy depends on your device's screen DPI and display characteristics. Some devices report inaccurate DPI values from the manufacturer. • For critical or professional measurements (engineering, medicine, construction, legal), always use certified physical measuring instruments. • The developer does not accept responsibility for any decisions made based on measurements taken using this app. • Calibrating the app using a known reference object (such as a standard credit card) is strongly recommended to improve accuracy on your specific device. • Screen protectors, display scaling settings, or accessibility zoom may affect measurement precision. This app is intended for general-purpose, everyday measurement use only. ━━━━━━━━━━━━━━━━━━━━━━━ 📬 CONTACT & SUPPORT ━━━━━━━━━━━━━━━━━━━━━━━ Have a question, suggestion, or found a bug? 📧 Email us: kuasmakusumya@gmail.com We read every message and respond as quickly as possible. Your feedback helps make Screen Ruler: Measure It better for everyone! ``` --- > **Tags for Play Store (optional internal use):** > ruler, measure, measurement, screen ruler, millimeter, centimeter, inch, calibration, precision tool, measuring tape, size checker, dimension tool