Best Mm Ruler Apps

3.5😞(79 ratings)

FreeAdsIn-App Purchases

Measure lengths, widths, and diagonals accurately using your phone. Switch between metric and imperial units, and utilize flexible starting points for precise measurements in any direction. Features auto-calibration for minimal error and a screen lock to preserve readings.

What We Love

👍 Simple and easy to use
📏 Accurate measurements (for some)
💡 Useful for small objects
✨ Clean interface
🚀 Fluid performance
🛠️ Good basic functionality

Room to Improve

😠 Excessive and intrusive ads
🚫 Ads block measurements
🔊 Loud and shocking ads
💸 No option to pay for ad-free (or purchase lost)
📉 Inaccurate inch measurements (decimal vs. fractional)
⚠️ Shady download practices
⚫ Black screen issue
👆 Finger obscures measurements
📱 Inaccurate on specific devices
👎 Lost paid features after update

Ruler 2.0 - inch, mm, cm by Oleg Osipov

High measurement accuracy

Strong Contender

3.9😞(205 ratings)

Free

This app provides a precise on-screen measuring tool for your iPhone or iPad. Easily measure length and width in centimeters, millimeters, or inches, with options to save measurements as photos and customize the ruler's appearance. It's designed for accurate, user-friendly measurements.

What We Love

👍 Simple and easy to use
💡 Precise measurements (when working)
✨ Free with no ads
✅ Lightweight and small size
🎯 Good for small item measurements

Room to Improve

🐛 Frequent crashes
📏 Inaccurate measurements on newer phones
📱 Not optimized for high DPI screens
📉 Scale is off by ~50% on newer models
⚠️ Support link is shady

Caliper&Ruler by Jun Yamabe

Measure & Calibrate with Ease.

Worth Considering

+ Photo Ruler & AR Measure

5.0(1 ratings)

FreeIn-App Purchases

Transform your device into a precise digital caliper for measuring objects in inches and millimeters. Features intuitive drag-and-measure functionality and accurate screen calibration using common items.

More Mm Ruler apps to explore

Ruler®

Classic ruler and tape measureCamera ruler modePhoto measures mode

This app provides a versatile toolkit for all your measurement needs. It includes a classic ruler, a tape measure, and a camera ruler for precise measurements. Easily switch between units and document your findings by adding measurements directly to photos.

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Ruler & Tape Measure – AR Tool

Length, Width, Height & Angle

Ring Sizer & Tape Measure

(0)

Accurate Measuring App

Accurate ring sizingVisual measurement cuesMultiple international sizing systems

This utility app helps you accurately measure jewellery rings and other objects using your phone's camera. It supports multiple international sizing systems and includes a visual ruler for precise measurements.

(39)

Height Measure - Messure App

Ruler: Measuring Tape.

Ruler - Measuring Tape ||

📊 Productivity

(0)

Height Measure - Messure App

Dual measurement modes (screen/AR)Supports inches, centimeters, millimetersFast and accurate results

Transform your phone into a precise measuring tool for any task. Accurately measure small objects on your screen or larger items using augmented reality. Save your measurements and switch between units effortlessly.

(36)

100cm Ruler

by ZOOMO, Inc.

Digital ruler functionalityMillimeter scaleDiameter measurement

This app provides a digital ruler for measuring the length and diameter of small objects directly on your device. It features a millimeter scale and allows for easy sliding to measure.

📊 Productivity

(1)

Measuring Tape: Ruler App

AR Camera for Length & Height

by NETIGEN Kluzowicz sp. j.

Measure objects on screenCentimeter and inch scalesHorizontal and vertical display modes

Measure objects directly on your smartphone screen without needing traditional tools. This utility offers an easy-to-use interface with accurate scales in centimeters and inches, supporting both horizontal and vertical measurements.

(1)

Ruler - Accurate Ruler

by 祥祎刘

Accurate screen-based renderingDevice-specific calibrationWide device compatibility

This application provides a precise measurement tool by rendering according to your device's screen width specifications. It has been tested on a wide range of Apple devices to ensure accuracy for your measuring needs.

📊 Productivity

(40)

Quick Measure - Precise Ruler

AR Measurement & Smart Tape

Digital ruler for precise length measurementsAR ruler for measuring distances in real-world environmentsMeasurement recording and storage

This utility app provides a digital and augmented reality ruler for precise measurements. It includes features like unit conversion, a built-in level, and the ability to record and store measurement data.

(4)

Ruler AR - Measuring Tape Cam

3D Room Planner & Home Measure

Measure length, height, and areaAugmented reality technologyBubble level tool

Transform your phone into a powerful measuring tool using augmented reality. Accurately measure length, height, and area of objects simply by pointing your camera. Includes a bubble level for precise surface alignment.

Transform your smartphone into a portable measuring tool. Accurately measure lengths in both inches and centimeters directly from your device.

Converts phone to rulerMeasures in inchesMeasures in centimeters

(4)

MeasureLab: AR Ruler & Level

AR tape measure, level, ruler

by Al-rahaal Explorer For General Trading, Training And Development Company

Ruler: Measure, Level & Tools

Ruler, level & compass