Easily determine your correct ring size for ordering class rings. This app works on any mobile device and for any finger, ensuring you can confidently select your style without worrying about size accuracy.



189+ iOS apps curated and reviewed
If you already know Herff Jones RightSize™, this is the deeper bench. 189+ right size app apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.



Easily determine your correct ring size for ordering class rings. This app works on any mobile device and for any finger, ensuring you can confidently select your style without worrying about size accuracy.






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.





Accurately measure your ring size for any jewelry purchase. This app provides precise sizing guides, international compatibility, and allows you to save your measurements for easy reference. Get expert tips to enhance your jewelry shopping experience.


Easily determine your precise ring size with this user-friendly tool. Avoid guesswork and ensure a perfect fit for your next ring purchase, whether for yourself or a gift. It simplifies the sizing process for accurate results.


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.




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.


Accurately determine your ring size using your phone's camera and screen. Offers four easy methods, including AR measurement and on-screen guides. Includes a comprehensive size chart for multiple regional standards.


Accurately measure your finger size or compare existing rings to find the perfect fit. This tool simplifies ring sizing for confident online purchases and jewelry selection.


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.


Easily measure your finger and ring sizes from home with this intuitive app. It uses advanced technology to ensure accurate sizing for wedding or engagement rings, helping you find the perfect fit for online or in-store purchases.


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.


Easily measure and annotate dimensions directly onto your photos. Perfect for home improvement, real estate, or any project requiring precise measurements. Save, organize, and share your annotated images with ease.


This app uses AR and device sensors to provide digital measurement tools. Measure distances, heights, and areas with a virtual ruler and level. Save and share your measurements easily.


Easily print images at precise dimensions using inches or centimeters. Optimize paper and ink usage by arranging multiple photos on a single sheet. Ensures your printed photos match on-screen sizes for perfect results.


Instantly determine your ring size by taking a photo of your hand. The app uses advanced AI vision algorithms to accurately calculate your perfect fit, requiring only a standard-sized card in the frame for reference.


This app helps you accurately measure your ring size at home. It offers precise measurements in various units and international standards, eliminating guesswork for perfect-fitting jewelry. Ideal for online shoppers, gift-givers, and jewelers.


This app allows you to significantly reduce the file size of your videos, preserving original quality. It offers a fast and effective batch compression process with a simple three-step method. Enjoy ad-free video compression.


Easily determine your clothing size for online shopping by measuring your best-fitting garment. Avoid guesswork and find clothes that fit perfectly with this AR measuring app. It's also useful for sellers to share garment dimensions with customers.


Easily determine your correct ring size using your smartphone's camera. This app provides accurate measurements for online jewelry purchases or custom designs, eliminating the need for resizing.