Ring Sizer-Know your ring size

Ring Sizer is a user-friendly Chrome extension that helps you find your exact ring size using just your smartphone. Simply place your ring on the on-screen circle and adjust the slider to align it precisely with the inside of your ring. The app then provides your ring size, circumference, and diameter measurements accurately.

No need to visit a jeweler — Ring Sizer covers sizes 5 to 25, making it ideal for surprising loved ones with the perfect ring gift. Compatible across all Android smartphones and tablets, it offers a quick and convenient way to measure rings anytime, anywhere.