201+ iOS apps curated and reviewed
The best ruler digital apps on iPhone average 4.1★ across 201+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
A convenient tool for measuring objects using your phone's camera. Simply snap a photo and use the app to measure the dimensions of objects. Try it out now for easy and accurate measurements!
An innovative AR measurement app utilizing AR technology for room measurements, object sizing, distance estimation, and more. Simply point your camera, aim at a surface, and begin measuring in various units with precision. Start measuring now!
Measure anything with a handy digital ruler and create sketches with text editing options using this smart electronic measuring tool app. Features include imperial and metric units, rangefinder, sketch mode, and sharing capabilities. Subscription unlocks additional features like the Area Tool, Undo, Flashlight, and Magnet.
A powerful AR tape measure tool that uses augmented reality technology to measure real-world objects with your smartphone's camera. Features include measuring linear sizes, distances, angles, area, volume, and height accurately. Try our Premium subscription for ad-free experience and unlimited projects. [Call-to-action: Experience precise measurements with AR technology today!]
Measure with precision in the real world using our AR digital ruler app. Easily measure any object using your phone camera or use it as an on-screen ruler. Perfect for carpenters, architects, designers, and anyone who needs accurate measurements. Start measuring today!
Experience a revolutionary way to measure with your iPhone using Ruler AR - Tape Measure. Utilizing Apple ARKit and augmented reality, get precise dimensions of objects using your phone's camera. Features include measuring distance, length, height, area, and angles, with the option to save measurements with ease. For premium functionality and ad removal, consider the Premium Membership Weekly subscription.
A versatile measurement app offering both on-screen and AR ruler functionalities. Measure linear sizes, angles, area, volumes, heights, and more with precision. Try it out for all your measuring needs!
Measure length conveniently anytime and anywhere with this screen ruler application, offering various ruler classifications, custom sizing, screen lock, screenshot capture, child mode, and easy contact options for support. Explore the versatility of length measurements on your phone with Ruler ME!
An augmented reality measuring tool that offers precise measurements in inches or centimeters with automatic device adaptation, endless scrolling, and easy touch-screen functionality. Measure lengths and distances accurately for free with this flexible and limitless ruler app!
Turn your mobile device into a precise measuring tool that's always with you, and easily measure various lengths with confidence using a clean and intuitive interface. Download now and start measuring like a pro with features like dual units, precision calibration, and haptic feedback!
Measure anything easily with our powerful AR measuring tool that utilizes your device's camera and advanced AI technology. From simple lengths to complex angles, this app serves as the ultimate measuring tool right in your pocket.
This digital ruler app transforms your measuring experience with precision and convenience, offering imperial and metric units, rangefinder functionality, and a sketch mode to create detailed plans. With a user-friendly interface, you can easily measure objects, share your sketches, and have a reliable tape measure always at your fingertips.
Easily measure objects in 3D space using augmented reality technology, allowing for precise measurements without the need for physical tools. Experience a new way to measure and visualize dimensions right from your smartphone - download now and start measuring with ease!
This mobile application allows users to measure distances, heights, widths, and lengths, as well as calculate areas using their phone's camera, with features including a tape measure, ruler, and area tool. Users can upgrade to a premium subscription to access additional features, such as measurement saving and export to Excel, and to remove ads.
This app turns your device into an unlimited-length ruler, allowing you to measure lengths on screen in both inches and centimeters with ease. Simply place your finger on the screen and slide your device to start measuring, with features like unit switching and a clean interface.
The application allows users to transform their smartphones into a digital measuring tape, offering real-time measurements, imperial and metric unit support, and the ability to save and share measurements. It also features augmented reality (AR) technology to scan rooms and automatically calculate dimensions. Users can try the app and subscribe to a premium version to access its full set of features.
Measure distances, heights, widths, lengths, and calculate areas with just your phone's camera using this digital scale app. Download it now to start measuring with ease and accuracy.
A high-precision ruler app for iPhone and iPad featuring accurate measurement in inches, mm, and cm. Save measurements as photos, select from three ruler colors, and easily toggle between different units. Enjoy precise measurements with the ability to save results to your device's Camera Roll.
Angle Measure, Digital Ruler is a versatile app that transforms your device into a powerful angle finder, protractor, and digital ruler. With features like a bubble level, clinometer, and camera integration, this app offers a comprehensive suite of measuring tools for DIY enthusiasts, professionals, and hobbyists alike. Get the premium plan to enjoy ad-free angle measurements and unlock the full potential of this all-in-one measuring solution.