Ruler Measure is a simple ruler app that calculates scale marks based on your device’s screen size, density, and resolution.
It supports centimeters, inches, and feet, making it easy to measure everyday objects directly on screen.
Key features:
- Supports cm, inch, and ft units
- Precise on-screen ruler rendering
- Tap to place a measurement mark
- Continuous measuring for objects longer than the visible area
- Large live readout for better visibility
- Move the ruler to the left or right side
- Clean full-screen interface with minimal distraction
It is useful for quickly checking the size of small objects, accessories, books, cables, packaging, and more.