Ruler by Aralus play online

A handy ruler to measure a small distance using your phone screen.

Features:
Simple and elegant user interface
Automatic screen size detection
Manual ruler calibration for accurate scaling
Two sided rulers (cm and inch, or use other units)
Measure length in various units: mm, cm, inch, or foot
Display measurement in decimals and fractions
Light and dark theme

Additionally, activate Ruler Pro Edition to unlock more features:
No advertisements
Scrollable ruler
Configurable inch fractions
More measurement units: point (PostScript), line
Asian measurement units: bu, sun, tsun, fen, cun, krabiat, nio