Smart Tools: Ruler & Compass

About Smart Tools: Ruler & Compass

Smart Tools puts a whole toolbox in your pocket — 18 accurate utilities that use your phone's real sensors. No clutter, no sign-up.

MEASURE
• Ruler (cm or inches, by your region)
• Protractor & Bubble Level
• Compass
• Unit Converter (length, weight, temperature, speed, area, volume, data, time)
• Calculator

SENSORS
• Sound Meter (decibels) — record and export CSV (Pro)
• Metal Detector
• Vibration Meter / seismograph
• Qibla — direction to Mecca
• GPS Speedometer

EVERYDAY
• Flashlight with SOS & strobe
• Magnifier & Mirror
• QR / barcode Scanner
• Stopwatch, Timer, Battery Info

LOCAL BY DESIGN
Units adapt to your country automatically (°C/°F, meters/feet, km/h/mph). Numbers follow your language format.

SMART TOOLS PRO
Remove all ads, unlock recording & CSV export, precision extras. Monthly, yearly or one-time lifetime.