★★★★★
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Find your perfect ring size in under a minute — without a trip to the jeweler. Three accurate measurement methods, all from your phone: • Place a ring on your screen — match its inner edge to find the size • Measure your finger directly on the screen • Use a string or paper strip, then measure with the in-app ruler Get your size in every system: US, UK, Australia, EU/ISO, Japan, China, South Korea, India, and Russia — shown side by side so you (or your jeweler) can pick instantly. Band width matters. Wider bands need a slightly larger fit, and Ring Sizer adjusts the recommendation automatically based on the band you're shopping for. Save sizes for everyone you shop for. Build a quick reference of finger sizes for partners, family, and friends — perfect for surprise engagements, anniversaries, and birthday gifts. Whether you're buying an engagement ring online, ordering a custom band, or just curious — Ring Sizer takes the guesswork out of jewelry shopping. No login required. No data leaves your phone. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/