Best Free Ring Sizer App

247+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated November 2026

Whether you're new to free ring sizer app or looking for an upgrade, our curated collection of 247+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Free Ring Sizer App (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Ring Sizer ToolRing Sizer ToolFree4.7★ (614)NoYesOct 2026
2RingDot - Ring SizerRingDot - Ring SizerFree4.1★ (18)NoNoOct 2026
3Ring Sizer by Jason Withers ©Ring Sizer by Jason Withers ©Free4.5★ (6.9K)YesYesNov 2026
4Ring Sizer - Size Measure AppRing Sizer - Size Measure AppFree4.2★ (2.4K)YesYesOct 2026
5Ring Sizer: Measure Ring SizeRing Sizer: Measure Ring SizeFree4.5★ (10)NoNoOct 2026
6Ring Sizer: Measuring Tool AppRing Sizer: Measuring Tool AppFree4.7★ (30)NoYesOct 2026
7Ring Size MeasurerRing Size MeasurerFree—NoNoMay 2026
8Ring Sizer - Ring Size FinderRing Sizer - Ring Size FinderFree4.9★ (9)NoNoOct 2026

Top Picks for Free Ring Sizer App

Ring Sizer Tool#1

Ring Sizer Tool by Appcano LLC

Ring Size & Finger Measure
Editor's Choice
🔧 Utilities
4.7😐(614 ratings)
FreeIn-App Purchases
Ring Sizer Tool screenshot 1
Ring Sizer Tool screenshot 2
Ring Sizer Tool screenshot 3

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.

What We Love

  • 👍 Easy to use
  • ✅ Accurate sizing
  • 💰 Free to use
  • 📱 Works with newer iPhones
  • 💡 Better than paper methods
  • 🚀 Quick measurements
  • ✨ No ads
  • 🎉 Helps with difficult measurements

Room to Improve

  • ❌ Inaccurate finger sizing
  • ❌ Wildly wrong estimates
  • ❌ Doesn't work for some users
4.5😞(6.9K ratings)
FreeAdsIn-App Purchases
Ring Sizer by Jason Withers © screenshot 1
Ring Sizer by Jason Withers © screenshot 2
Ring Sizer by Jason Withers © screenshot 3
Ring Sizer by Jason Withers © screenshot 4
Ring Sizer by Jason Withers © screenshot 5
Ring Sizer by Jason Withers © screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful tool
  • 💡 Useful for ring size measurement

Room to Improve

  • 🐛 Inaccurate measurements
  • 💸 Excessive ads
  • 🙄 Poor user experience due to ads
  • 🤯 Completely unusable due to ads

More Free Ring Sizer App apps to explore

FAQ about Free Ring Sizer App

What is the best free ring sizer app for iPhone?
Ring Sizer Tool tops our free ring sizer app ranking as of November 2026, with a 4.7-star average from 614 App Store ratings, and it's free to download.
Ring Sizer Tool has no ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 247+ free ring sizer app on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.