A simple, user-friendly and accurate ruler for your phone!
Use a coin to calibrate the ruler anywhere, when you don't have a real ruler with you!
- Ad free, for real!
- Pick your units: inches or centimeters (in/cm)
- Calibrate your ruler with a coin to get you started anytime, anywhere
- Calibrate your ruler with a real ruler to achieve the best precision in your measurements
- Night mode to save battery and to relieve your eyes at night
- Save your measurements for future use
- No permission required
Updates history:
3.2 -- Fractional display of measurements in inches
3.0 -- Android Material theme and new scale for measurements in inches
2.1 -- Calibrate with a coin, default calibration button (reset)
2.0 -- You can now save your measurements
1.7 -- Night mode to save battery and/or read more easily at night
1.6 -- Added default calibration for common devices (Nexus series, Galaxy S series, Galaxy Note 1, 2 and 3)