Ring Size Finder & Measure

Your exact ring size, right on your screen. No printed sizer, no guesswork. RingFit turns your iPhone into a precision ring gauge. Calibrate once against a credit card and measure in real millimetres. • Measure a ring you already own, or your finger directly • Credit-card calibration for true accuracy on any device • Your size in 18 countries — US, UK, EU, Japan, Türkiye and more • Save every size with a label and photo • Built-in size chart and on-screen ruler Perfect for surprise engagement rings, wedding bands and gifts. Support: https://app.notion.com/p/Support-This app-39a0cc7ee736801390a3d5f27c79163c Privacy Policy: https://app.notion.com/p/Privacy-Policy-This app-39a0cc7ee73680cd8021d70d6bc67786 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/