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Best Brilliant Earth Apps

92+ iOS apps curated and reviewed

4.0 avg rating
16 free apps
Updated October 2026

PerFit Rocks is the household name in brilliant earth, but it's far from the only option. We track 92+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Brilliant Earth Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1PerFit RocksPerFit RocksFree3.3★ (14)NoNoJul 2026
2Ring Sizer - Size Measure AppRing Sizer - Size Measure AppFree4.2★ (2.4K)YesYesOct 2026
3Engagement RingsEngagement RingsFree4.8★ (34)NoNoJul 2026
4Engagement Ring DesignerEngagement Ring DesignerFree1.0★ (2)NoNoMay 2026
5Discover Earth | Wonder DropsDiscover Earth | Wonder DropsFree—NoYesJun 2026
6Vintage Engagement Rings - Try It On - Estate Diamond JewelryVintage Engagement Rings - Try It On - Estate Diamond JewelryFree3.8★ (18)NoNoMay 2026
7Earth ExperienceEarth Experience$0.99—NoNoSep 2026
8Ring Sizer by Jason Withers ©Ring Sizer by Jason Withers ©Free4.5★ (6.7K)YesYesOct 2026

Top Picks for Brilliant Earth

PerFit Rocks#1

PerFit Rocks by Jaiesh LLC

Your Hand, Diamonds & Rings.
Editor's Choice
🛍️ Shopping
3.3(14 ratings)
Free
PerFit Rocks screenshot 1
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PerFit Rocks screenshot 4

Virtually try on different rings and diamonds using your phone's camera. Explore various styles, metals, and backgrounds to find your perfect look before visiting a store. Save and share your favorite designs with friends.

Ring Sizer - Size Measure App#2

Ring Sizer - Size Measure App by LightApps OU

Sizing Measurement Tool
Strong Contender
🔧 Utilities
4.2😞(2.4K ratings)
FreeAdsIn-App Purchases
Ring Sizer - Size Measure App screenshot 1
Ring Sizer - Size Measure App screenshot 2
Ring Sizer - Size Measure App screenshot 3
Ring Sizer - Size Measure App screenshot 4
Ring Sizer - Size Measure App screenshot 5
Ring Sizer - Size Measure App screenshot 6

This application helps you accurately measure ring and finger sizes without the need for physical tools. It offers a user-friendly interface and supports various measurement systems for precise results, making online jewelry shopping easier.

What We Love

  • ⭐️ Accurate measurements
  • 👍 Easy to use
  • 🚀 Convenient ring sizer
  • 🔍 Helpful for online purchases

Room to Improve

  • 🔒 Difficult to cancel subscription
  • 💰 Paid subscription required
  • 🐛 Inconsistent sizing results
  • 🤯 Confusing/misleading free trial
  • 🚫 Doesn't work as advertised
Engagement Rings#3

Engagement Rings by Mike Melnikov

Jewellery catalogue
Worth Considering
🌟 Lifestyle
4.8(34 ratings)
Free
Engagement Rings screenshot 1
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Explore an extensive collection of engagement and wedding rings with a built-in diamond search and ring size calculator. Request quotes directly through the app and begin the design process for a custom piece.

More Brilliant Earth apps to explore

FAQ about Brilliant Earth

What are the best brilliant earth apps for iPhone?
PerFit Rocks tops our brilliant earth apps ranking as of October 2026, with a 3.3-star average from 14 App Store ratings, and it's free to download.
Yes — 16 of the top brilliant earth apps we rank are free to download, including PerFit Rocks and Ring Sizer - Size Measure App.
PerFit Rocks has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 92+ brilliant earth apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.