
Ring Sizer App: Size Measure
Find Your Perfect Ring Fit
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Free
In-App Purchases
About
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/
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What's New in Ring Sizer App
1.0
May 31, 2026
Subscription plans
Premium Annual
Unlimited access to Ring Sizer
$12.991 Year
1
In-App Purchases
$19.99
Premium Lifetime
Unlimited access to Ring Sizer




