Best Diamond Tester Apps & Games

231+ iOS apps & games curated and reviewed

4.3 avg rating
20 free apps & games
Updated July 2026

Finding the right diamond tester apps and games can be overwhelming with so many options. We've analyzed 231+ apps and games to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Diamond Tester Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Diamond Tester & ScannerDiamond Tester & ScannerFree4.9★ (92)NoYesJul 2026
2Diamond TesterDiamond TesterFree4.5★ (43)NoYesJul 2026
3Diamond tester ºDiamond tester ºFree4.0★ (1)NoYesJun 2026
4Diamond Tester - ScintrixDiamond Tester - ScintrixFree4.8★ (5)NoYesJul 2026
5Rock Identifier: Stone IDRock Identifier: Stone IDFree4.7★ (75K)YesYesJul 2026
6Diamond Identifier & TesterDiamond Identifier & TesterFree3.7★ (3)NoYesJul 2026
7GIAGIAFree4.8★ (428)NoNoJul 2026
8Diamond identifier - AI ScanDiamond identifier - AI ScanFree4.6★ (29)NoYesJul 2026

Top Picks for Diamond Tester

Diamond Tester & Scanner#1

Diamond Tester & Scanner by UMUT ARPAT

Avoid fraud & identify 4C rule
Editor's Choice
📚 Education
4.9(92 ratings)
FreeIn-App Purchases
Diamond Tester & Scanner screenshot 1
Diamond Tester & Scanner screenshot 2
Diamond Tester & Scanner screenshot 3
Diamond Tester & Scanner screenshot 4

Utilize AI and your phone's camera to instantly estimate diamond authenticity and grade. Identify different diamond types and gemstones, providing detailed information for professionals and consumers alike. Gain confidence in diamond purchases with quick, reliable analysis.

Diamond tester º#3

Diamond tester º by Alberto Soto

Diamond detector and scanner
Worth Considering
🎬 Entertainment
4.0(1 ratings)
FreeIn-App Purchases
Diamond tester º screenshot 1
Diamond tester º screenshot 2
Diamond tester º screenshot 3
Diamond tester º screenshot 4
Diamond tester º screenshot 5

Quickly assess if a stone might be a real diamond using your device's sensors. Get instant feedback without needing tools or experience, ideal for buyers, sellers, or the simply curious.

More Diamond Tester apps to explore

4
Diamond Tester - Scintrix
Diamond Tester - Scintrix
Diamond Tester - Scintrix
Diamond Scanner & Identifer
Free

This app uses your device's camera to scan and analyze diamonds, providing detailed reports on authenticity, quality, and comparisons to lookalike stones. It helps buyers, collectors, and resellers evaluate gemstones with visual evidence and confidence scores.

Instant diamond scanning via cameraEvidence-based authenticity reportsConfidence scoring for diamond quality
🔧 Utilities
(5)
free with in-app purchases
5
Rock Identifier: Stone ID
Rock Identifier: Stone ID
Rock Identifier: Stone ID
Gem Mineral Crystal Identifier
Free

Instantly identify rocks, minerals, and gemstones by taking a photo. Access a comprehensive encyclopedia with detailed information on each stone, learn to distinguish real from fake gems, and explore their properties. The app also includes a metal detector and expert consultation.

Photo-based rock identificationStone and crystal encyclopediaReal vs. fake gemstone guide
📚 Education
(75K)
freemium
6
Diamond Identifier & Tester
Diamond Identifier & Tester
Diamond Identifier & Tester
Real or Fake Diamond Scanner
Free

Instantly identify and test diamonds and gemstones using your phone's camera. This app analyzes stones to estimate authenticity and provides details on Cut, Color, Clarity, and Carat. Organize your collection and track your scanning history.

Instant diamond identificationAI-powered authenticity testing4C diamond grading (Cut, Color, Clarity, Carat)
🔧 Utilities
(3)
freemium
7
GIA
GIA
GIA
GIA Report Check, Made Easy
Free

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.

Interactive 4Cs toolsDiamond buying tips and articlesSave and share diamond reports
📚 Education
(428)
ad-supported
8
Diamond identifier - AI Scan
Diamond identifier - AI Scan
Diamond identifier - AI Scan
Identify diamond carat & color
Free

Instantly analyze gemstones using your phone's camera. Get AI-powered insights on diamond authenticity, lab-grown indicators, and quality characteristics. Generate shareable PDF reports for your records or transactions.

AI-assisted gemstone identificationDiamond vs. moissanite guidanceLab-grown stone indicators
📚 Education
(29)
free with in-app purchases
9
Diamond Tester: AI Scanner
Diamond Tester: AI Scanner
Diamond Tester: AI Scanner
Real or Fake 4C Grade Check
Free
🔧 Utilities
(0)
10
Diamond Tester: CrystalScan
Diamond Tester: CrystalScan
Diamond Tester: CrystalScan
Gemstone identifier
Free

This app uses AI and your device's camera to authenticate and grade diamonds and gemstones. It provides instant analysis, detailed 4C grading, and generates professional PDF appraisal reports. You can also chat with an AI gemologist and save your collection.

Instant stone authenticationComplete 4C gradingAdvanced visual analysis
🔍 Reference
(1)
subscription
11
Diamond Tester & Gem Scanner
Diamond Tester & Gem Scanner
Diamond Tester & Gem Scanner
Spot fakes & check the 4Cs
Free

Instantly analyze diamonds and gemstones using your iPhone to detect fakes and estimate their value. Get insights into cut, color, clarity, and carat weight, and build a digital collection of your gems.

Spot fakes instantlyScan the 4Cs (Cut, Color, Clarity, Carat)Estimate market value
📚 Education
(2)
free with in-app purchases
12
DiamondEyePro
DiamondEyePro
DiamondEyePro
quick Diamond Identification
Free

This app helps diamond dealers quickly identify and verify diamonds. It allows registration of diamonds and subsequent scanning to confirm authenticity. It can also check the condition of prongs on mounted diamonds.

Diamond registrationDiamond scanning and verificationProng condition check
💼 Business
(0)
free
13
Bejeweled Blitz
Bejeweled Blitz
Bejeweled Blitz
One minute of match-3 fun!
Free

Engage in fast-paced, one-minute match-3 puzzle challenges. Detonate gems, create cascades, and use powerful boosts and rare gems to achieve high scores. Compete globally in contests and embark on treasure hunts for rewards.

One-minute match-3 gameplayGem detonation and cascadesPowerful Rare Gems
🎮 Games
(11K)
free with in-app purchases
14
Diamond Tester: Scan AI
Diamond Tester: Scan AI
Diamond Tester: Scan AI
Professional Gem Analysis
Free
🔧 Utilities
(0)
15
Rock Identifier | Stone Finder
Rock Identifier | Stone Finder
Rock Identifier | Stone Finder
Identify Crystal, Gem, Mineral
Free

Instantly identify rocks, minerals, crystals, and gemstones with your phone's camera. Explore detailed descriptions, scientific classifications, and save your finds to a personal collection. Perfect for geology enthusiasts, students, and collectors of all levels.

Instant rock identificationDetailed descriptionsScientific classifications
📚 Education
(4)
free with in-app purchases
16
SmartPro Instrument
SmartPro Instrument
SmartPro Instrument
SmartPro Instrument Co., Ltd.
Free

This app displays measurement test results synchronized with specialized devices. It allows users to generate, share, and print certifications for diamonds and other gemstones after completing required tests.

Synchronized measurement test resultsGenerate gemstone certificationsShare and print certifications
🔧 Utilities
(8)
free
17
Rock ID・Gem & Stone Identifier
Rock ID・Gem & Stone Identifier
Rock ID・Gem & Stone Identifier
Diamond Tester・Crystal Scanner
Free

Instantly identify rocks, minerals, and gems by snapping a photo. Explore detailed profiles, manage your personal collections, and keep a log of all your discoveries. Become a geology expert with this comprehensive guide.

Instant AI-powered stone identificationVast catalog of rock profilesPersonal rock and mineral collections
📚 Education
(3K)
free with in-app purchases
18
Gemstone Identifier: Diamond
Gemstone Identifier: Diamond
Gemstone Identifier: Diamond
Gem Finder Crystal Stone Rock
Free

Identify gemstones instantly by taking a photo. Get detailed analysis including composition, rarity, and value. Save your findings for future reference with this AI-powered tool.

Instant gemstone identification via photoDetailed gemstone analysisScan and save history
🔧 Utilities
(4)
free with in-app purchases
19
Stone Identifier - Rock Finder
Stone Identifier - Rock Finder
Stone Identifier - Rock Finder
Diamonds, crystals & gemstones
Free

Identify rocks, minerals, and crystals from photos with high accuracy. Explore their properties, discover nearby deposits on a map, and build your own digital collection. Learn fascinating facts about stones from around the world.

Accurate rock identification from photosStudy physical and chemical propertiesDiscover nearby rock deposits on a map
📚 Education
(1.5K)
free with in-app purchases
20
UNI Diamonds
UNI Diamonds
UNI Diamonds
by U.N.I Technologies LTD
Free

Access a live marketplace for over 2 million diamonds from hundreds of suppliers. Search by specific criteria, get competitive cash prices, and facilitate secure, insured delivery for immediate purchase.

Live diamond marketplace2 million+ stones available450+ trusted suppliers
💼 Business
(8)
free

FAQ about Diamond Tester

What are the best diamond tester apps & games for iPhone?
Diamond Tester & Scanner tops our diamond tester apps & games ranking as of July 2026, with a 4.9-star average from 92 App Store ratings, and it's free to download.
Yes — 20 of the top diamond tester apps & games we rank are free to download, including Diamond Tester & Scanner and Diamond Tester.
Diamond Tester & Scanner has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 231+ diamond tester apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
The app provides an 'instant and near accurate estimation analysis' using advanced AI. While it aims for reliability, it's important to note that it provides estimations rather than definitive certifications.
The 4C grading refers to an estimated grade for a diamond's Cut, Color, Clarity, and Carat. This helps users understand the quality and value of the diamond.

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