Use your phone as a real measuring tool

Measure anything instantly with a digital ruler app that turns your phone into a precise simple and reliable measurement tool.

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Whether you need to check the size of a screw, compare small objects, or verify product dimensions, this app provides a fast and easy way to measure directly from your phone screen.

No more searching for a physical ruler. With just a few taps, your iPhone becomes a digital measuring device ready to use anytime.

Lightweight and accurate, it’s perfect for students, professionals, or anyone who deals with objects that require a quick size check.

This app simplifies tasks that used to require a physical instrument and lets you measure on the go without carrying extra tools.

How this digital ruler works

The app uses your screen’s actual size to simulate a real ruler. Just place the object against the screen and move the measuring slider to get an accurate reading. It supports both metric (centimeters) and imperial (inches) units, and you can switch instantly depending on what you need.

Main features include:

• Selectable units: Easily switch between cm and inches.
• Manual calibration: Adjust the ruler scale for your exact screen model.
• Horizontal and vertical modes: Use your phone in either orientation for longer objects.
• Simple drag controls: Move the ruler slider with one finger for precise adjustment.
• Visual clarity: Bold lines and numbers make it easy to read measurements instantly.

The best part is that you don’t need to register or set up anything. Open the app, place the object on the screen, and you’re ready to measure.

Practical everyday use

This digital ruler isn’t just a novelty—it solves real problems in daily life. Here are some examples where it shines:

• Students: Measuring paper margins, geometry figures, or materials for projects.
• Office workers: Checking envelope sizes, document width, or label dimensions.
• Crafters and artists: Measuring supplies, stitches, or design elements.
• Technicians: Verifying screws, wires, or mechanical components.
• Online shoppers: Confirming product sizes after delivery.

With your phone always in hand, this app becomes a convenient backup whenever physical tools aren’t available.

Benefits over traditional rulers

While a plastic ruler is simple and useful, this app goes a step further:

• Always available: Your phone is always with you—so is this ruler.
• Custom calibration: Tailor it to your screen for high precision.
• Digital interface: Easy to read even in low light or awkward angles.
• More flexible: Switch between units instantly without needing a second ruler.
• No wear and tear: Unlike physical tools, it doesn’t fade, crack, or bend.

These benefits make it an excellent upgrade for anyone who values convenience and accuracy in one compact tool.

Clean interface designed for usability

The app’s design focuses on speed and simplicity. You don’t need tutorials or tech experience. As soon as you launch it, you’ll see the measuring scale and controls clearly displayed.

Each feature is accessible with a single tap. The units toggle is always visible, and the slider is responsive and easy to control. There are no distracting graphics, pop-ups, or confusing options.

Its interface works just as well for adults as it does for seniors or children. Whether you’re measuring something for school or comparing tool parts on a job site, the process is the same: fast, visual, and accurate.

Private secure and always offline

One of the standout features of this app is its complete offline functionality. You don’t need Wi-Fi or mobile data to use it, which means your experience is faster and more private.

• No internet required: All features work without a connection.
• No account creation: You can use the app right away without email or registration.
• Minimal permissions: The app doesn’t request access to your photos, location, contacts, or files.
• No tracking or analytics: It doesn’t monitor usage or collect personal data.

For users concerned with privacy, especially in educational or workplace environments, this is a major advantage. You can measure anything without worrying about pop-ups or hidden data collection.

Optimized performance across all devices

Despite being lightweight, this app runs smoothly on all iPhone models, including older devices. It was developed to be fast, responsive, and efficient.

• Instant launch: Opens in seconds for immediate use.
• No lag: Sliding the ruler or switching units happens in real time.
• Low battery consumption: Perfect for quick use without draining your phone.
• Tiny storage footprint: Doesn’t take up space on your phone.

Even if your phone has limited memory or battery life, this app will function reliably and quickly when you need it most.

What real users are saying

Thousands of users have downloaded and reviewed this app positively, praising how practical and effective it is. It’s especially appreciated by those who need quick measurements on the go.

Here are some typical comments:

• “I use this app all the time at work to double-check small parts. Way easier than carrying tools.”
• “I bought it just to measure labels for a craft project, and now I use it almost every day.”
• “Perfect for quick measuring at school. No more asking for a ruler.”
• “Simple and accurate. Works better than I expected.”

These reviews highlight what matters most: the app delivers real value without unnecessary complexity.

A tiny tool that solves real problems

Sometimes the best apps are the simplest ones. Régua + proves that a focused tool can make a big impact on daily routines. It’s not flashy or complicated—it just works.

Whether you’re a student, a designer, a repair tech, or someone who needs to measure something right now, this app is ready. It doesn’t require setup, it doesn’t waste your time, and it stays out of the way until you need it.

Be redirected to the Apple Store by clicking on the link below:

Download the app now by clicking here.