Screen Ruler - Measure Precise

By: 向阳杨

Precise measurements anytime

Features & Capabilities

Turn your iPhone or iPad into a precise ruler with calibration, centimeters, inches, magnifier assist, and haptic feedback.

Measure Anything with Your iPhone

A calibratable ruler app with centimeter and inch scales, magnifier assist, and haptic feedback.

Core Features

• Calibratable ruler: Match the scale to a known length and save calibration per device. • CM and inch scales: Switch between centimeters and inches for everyday measurement. • Magnifier assist: Use the magnifier to align edges and marks with more confidence. • Haptic feedback: Feel subtle feedback as you adjust measurement marks.

What can you measure?

• Small objects • Stationery • Frames • DIY projects

About accuracy

Accuracy depends on calibration and placing the object directly on the screen. Calibrate once for more reliable short measurements.

Feedback: ankek1er@gmail.com

User Growth & Download Statistics

App

By:

向阳杨

Rating:

3.40

(19)

Version:

1.9.4 Last updated: 2026-05-29

Version code:

885923325

Creation date:

2016-11-11

Compatible devices:

Size:

18.68MB

URLs:

Website ,Privacy policy

Full description:

Source:

Apple Apps Store

Data ingested on:

2026-06-03

Compare stats and ranking:

Ranking

# 327,478 ▼ 2,251

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.

Developed by:

向阳杨

Apple Apps Store

https://apps.apple.com/us/app/screen-ruler-measure-precise/id1174757735

Website:

https://getruler.app/en/

User Reviews

Users praise Screen Ruler for its simple, intuitive interface and portability for quick measurements. However, accuracy is inconsistent across devices, with several reviews reporting cm/inches readings that don’t align with real-world rulers. Overall, the app is useful for casual on-the-go tasks, but measurement reliability appears device-dependent.

Pros

Easy to use with a clean, intuitive interface.
Accurate/precise readings on some devices.
Portable/on-the-go tool for quick measurements.

Cons

Inaccurate and inconsistent measurements across devices (cm/inches off, readings don’t match real rulers).

Recent reviews

🌟🌟🌟🌟🌟 I've tried several screen ruler apps before, but this one stands out for its precision and smooth user experience. The interface is clean and intuitive, making it perfect for quick measurements on the go. I especially appreciate how easy it is to switch units and calibrate the ruler to my screen. Whether I'm measuring small objects for design work or just checking dimensions out of curiosity, this app gets the job done perfectly. Highly recommended for anyone who needs a reliable digital ruler!