216+ iOS apps curated and reviewed
Measure is the household name in measure diameter, but it's far from the only option. We track 216+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 3.1★ (1.6K) | No | No | Aug 2026 |
| 2 |  | Free | 4.5★ (6.7K) | Yes | No | Aug 2026 |
| 3 |  | Free | 4.6★ (45K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 4.4★ (88K) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.5★ (2K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.5★ (997) | Yes | Yes | Aug 2026 |
| 7 |  | Free | 3.3★ (4) | No | No | Aug 2026 |
| 8 |  | Free | 4.3★ (1K) | Yes | Yes | Aug 2026 |
Transform your device into a digital tape measure. Quickly gauge the size of real-world objects, determine a person's height, and automatically get dimensions for rectangular items. Save and share your measurements easily.
Easily determine your ring size across multiple countries using metric or imperial units. Features visual guides and supports various international sizing standards. Share your size and explore a jewelry catalog.
This augmented reality app transforms your phone into a versatile measuring tool. Accurately measure distances, surfaces, angles, and even detect studs. Visualize furniture placement and create floor plans with ease.
Transform your device into a versatile digital toolkit for precise measurements. Create 2D and 3D floor plans, scan rooms, and measure distances with advanced AI and computer vision. Ideal for DIY projects, home renovations, and professional use.
Transform your device into a powerful measuring tool using augmented reality. Accurately measure objects and spaces by simply pointing your camera. Save, share, and manage your measurements with ease.
This utility app provides a portable ruler for on-the-go measurements. It also includes a suite of additional tools like a protractor, spirit level, and various meters for diverse measurement needs.
This app turns your device into a versatile ruler and tape measure using advanced AR technology. It offers precise measurements for objects, rooms, and complex shapes, along with unit conversion and a history log. Ideal for professionals and everyday users needing accurate measurements.
Measure objects and spaces using your device's camera with augmented reality. This app offers tools for measuring lengths, heights, areas, and creating floor plans. Save and share your measurements for various projects.
Measure objects and distances with an on-screen ruler and augmented reality. Supports inches and centimeters, with features for linear sizes, angles, area, volume, and more. Save your measurements for later use.
This app works with a dedicated tracking device to monitor the location of assets. It was developed to provide a reliable and portable GPS tracking solution for personal belongings.
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.
Easily determine your ring size using your phone's screen. Simply place a ring on the designated area and adjust the slider to match its inner edges. The app then displays your ring size in various international formats.
Measure objects in the real world using your phone's camera. Point and tap to get accurate distances and lengths, or use it as an on-screen ruler. Ideal for professionals and DIYers needing precise measurements.
This app revolutionizes car washing by allowing users to find nearby locations, manage family subscriptions with discounts, and get quick access codes for vacuums. It eliminates the need for physical car wash cards and offers exclusive benefits and monthly invoice tracking.
This app offers precise measurements using augmented reality and on-screen tools. It caters to both professional and everyday needs with features like a flexible measuring tape, bubble level, and photo ruler. Save and manage your measurements within projects for easy access.
Easily measure jewelry ring sizes using your phone's screen. Simply place your ring on the screen and adjust the slider to match its inner edge. The app provides accurate sizing in multiple international measurement systems.
Easily capture and annotate object dimensions with photos. Store, organize, and share measurements with detailed comments and multiple detail photos. Ideal for professionals and DIYers needing precise documentation.
This application helps you accurately measure ring and finger sizes without the need for physical tools. It offers a user-friendly interface and supports various measurement systems for precise results, making online jewelry shopping easier.
This app functions as a digital measuring tool, allowing you to measure objects and distances with accuracy. It also enables you to create sketches with text annotations and share your measurements and designs.