Digital Ruler

Measure objects using your device screen as a ruler

Settings

Unit

DPI (Dots Per Inch)

Calibration

Known Distance (cm)

Measurement Tools

Horizontal Ruler

0

5

10

15

20

25

30

Vertical Ruler

0

5

10

15

20

25

30

Device Information

Current DPI:96

Screen Size:0.0"

Resolution:Unknown

Usage Tips

• Calibrate with a known object for accuracy
• Hold device flat against the object
• Use measurement tool for precise distances
• Results may vary between devices
• Best used for approximate measurements