Measure objects directly on your iPhone screen without a physical ruler. Offers two intuitive modes for precise readings and supports both millimeters and inches for global use.
1.2.0
July 2, 2026
- Measure Ring Size
$0.99
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Pocket Ruler allows you to place an object on your device's screen and then align reference points by adjusting a slider or aligning with a grid to get an instant, precise reading.
Pocket Ruler fully supports both millimeters (mm) and inches, making it seamless for use anywhere in the world.
Pocket Ruler is designed to measure small items such as coins, credit cards, cables, and fingers directly on your screen.
Yes, Pocket Ruler contains advertisements to support its development and free availability.
Pocket Ruler is compatible with iPhone, iPad, and iPod devices.
Pocket Ruler has an age rating of 4+, making it suitable for a wide range of users.
Pocket Ruler was last updated on March 31, 2026, indicating recent development activity.
Pocket Ruler offers two measurement modes: one by aligning with a grid and another by adjusting a slider for precise calibration.
