Comparison

GIA vs Learn About Gemstones

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GIA

This app helps shoppers and sellers understand diamond quality using interactive tools and educational content. It allows users to save and share diamond reports, find local retailers, and even match diamonds to their reports.

Highlights
  • Interactive 4Cs tools
  • Diamond buying tips and articles
  • Save and share diamond reports
  • GIA retailer lookup
  • Point-of-sale tools for sellers
  • Diamond inscription matching
Read full description

Are You Shopping for Diamonds? 1. 4Cs Interactive Tools: Use sliding scales to compare color, clarity and cut grades and to visualize carat weight. 2. Diamond Buying Tips: Learn how to buy diamonds with our 4Cs blog articles. Know the difference between laboratory-grown and natural diamonds, and discover diamond ring lore. 3. Save and Send GIA Reports: Name and save your GIA diamond and jewelry reports. Drop someone a hint by sending your list! 4. GIA Retailer Lookup: Find local retailers that offer GIA-graded diamonds or have GIA-trained staff. Do You Sell Diamonds? 1. Point-of-Sale Tools: Use 4Cs sliding scales to help clients understand color, clarity and cut grades and to visualize carat weight. 2. 4Cs Blog Articles: Brush up on diamond knowledge such as fluorescence and diamond treatments. Romance clients with diamond lore and refer them to our blog for diamond buying tips. 3. Diamond and Jewelry Report Check: View, save and share GIA diamond and jewelry reports with ease across multiple devices. Name your reports to keep them organized. 4. Inscription Matching: Connect to a GIA Match iD instrument to match your diamond to its authorized GIA diamond report. Once matched, the report will appear on the GIA App and can be saved and sent. 5. GIA Resources: Boost your business with our services. Sign up for our Retailer Lookup to attract local clients looking for GIA-graded diamonds. Need to have a diamond graded? Open a lab account right in the app.

About

Learn About Gemstones

This educational app helps users memorize and identify beautiful gemstones through study modes, quizzes, and audio pronunciation. It offers progress tracking and bookmarking features for an effective learning experience.

Highlights
  • Gemstone identification
  • Audio pronunciation (Text to Speech)
  • Quizzes
  • Study Mode
  • Bookmarking
  • Progress tracking
Features
Read full description

This app is a great resource to memorize Most Beautiful Gemstones. The app is engineered to make users perfect identifying famous gems by studying for a very short amount of time. Audio functionality and bookmarking is available throughout the app on chapter, section, study mode and quiz modes. The app will help you learn the correct pronunciation of gemstones using English language. Following are the main features of this app 1. Supports pronouncing Gemstones in English Language 2. Uses Text to Speech Engine for Audio Functionality 3. Quizzes 4. Study Mode 5. Bookmarking Study Flashcards and Quiz Questions 6. Progress Indicators for Every Chapter 7. Visualization for Overall Progress Currently following gemstones are supported Wulfenite Mimetite Silver Hercynite Iris Agate Tourmaline with Lepidolite Aquamarine Rutile Hessonite Garnet Ammonite Chrysocolla Opal Red Beryl Emerald Limonite after Marcasite Haüyne Gold Purple Fluorite with Calcite Moldavite Chrome Tourmaline (Dravite) Anglesite Ruby Zoisite Euclase on Calcite Rainbow Obsidian Dumortierite in Quartz Osmium Welo Opal Rainbow Fluorite Pietersite Goethite Quartz with Hematite, Papagoite, Ajoite and Kaolinite Fulgurite Chalcanthite Dendritic Agate Fluorite with Schorl Amethyst Scepter Petrified Wood Opal with an “Ocean” Inside Watermelon Tourmaline Iridescent Ammonite Shell Charoite Rainbow Opal Golden Rutilated Quartz Multicolor Labradorite Smithsonite Blue Azurite Flower Faceted Ametrine Blue Green Tourmaline Crazy Lace Agate Gold Fan-Shaped Cacoxenite

Screenshots

GIA4 screens
Learn About Gemstones4 screens

Verdict

The call

The clearest difference is review sentiment: GIA at 89% against Learn About Gemstones's 0%. GIA also leads on rating (4.8 vs 1.0) and in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Learn About Gemstones sells 1 one-off in-app purchase. GIA asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GIA holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: GIA has 528 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 89% of GIA's written reviews are positive against 0% of Learn About Gemstones's.

UpkeepUpdate frequency

GIA ships an update every 6 weeks, Learn About Gemstones every 3 weeks. Both last shipped on November 3, 2026.

Scorecard5 real differences · 5 level
GIA versus Learn About Gemstones: the parameters behind the verdict, then further details
ParameterGIALearn About Gemstones
PriceFreeFree
Rating4.8 (528 ratings) — better1.0 (1 ratings)
Positive reviews88.9% of reviews — better0.0% of reviews
Number of ratings528 — better1
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size152 MB40 MB
Age rating4+4+
DeveloperGIAGhumman Tech LLC

Customer experience

GIA

All ratings450 ratings
Positive96.4%
Neutral0.4%
Negative3.1%
Written reviews9 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

Learn About Gemstones

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

GIA

No in-app purchases

1 purchases

Learn About Gemstones

One-time1
  • Remove Ads$9.99

Questions

Is GIA free?
GIA is free to download, with no in-app purchases.
Is Learn About Gemstones free?
Learn About Gemstones is free to download, with in-app purchases available.
Which has better reviews, GIA or Learn About Gemstones?
GIA is rated higher. GIA averages 4.8 out of 5 from 528 ratings, while Learn About Gemstones averages 1.0 from 1 ratings.
Do GIA or Learn About Gemstones have ads?
Neither GIA nor Learn About Gemstones shows ads.
Which is updated more often, GIA or Learn About Gemstones?
GIA ships an update every 6 weeks, and Learn About Gemstones every 3 weeks. Most recently, GIA was updated on November 3, 2026 and Learn About Gemstones on November 3, 2026.

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