Best Real Diamond Tester Apps

185+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

Out of 185+ real diamond tester apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Real Diamond Tester

Rock Identifier | Stone Finder#1

Rock Identifier | Stone Finder by Lesia Weiss

Identify Crystal, Gem, Mineral
Editor's Choice
📚 Education
4.0(4 ratings)
FreeIn-App Purchases
Rock Identifier | Stone Finder screenshot 1
Rock Identifier | Stone Finder screenshot 2
Rock Identifier | Stone Finder screenshot 3

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.

Diamond Tester & Scanner#2

Diamond Tester & Scanner by UMUT ARPAT

Avoid fraud & identify 4C rule
Strong Contender
📚 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 Real Diamond Tester apps to explore

4
Diamond Tester
Diamond Tester
Diamond Tester
Real Diamond Tester
Free

Identify real diamonds, gems, and crystals with a photo. Get information on authenticity and estimated value. Organize your findings in a personal collection.

Photo-based diamond identificationAuthenticity verificationEstimated diamond value
🔧 Utilities
(43)
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
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
7
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
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 & Identifier
Diamond Tester & Identifier
Diamond Tester & Identifier
Rock Crystal Gem Stone Scanner
Free

Instantly identify diamonds and gemstones by taking a photo. Discover their rarity, estimated value, and learn about hundreds of gems. Track your findings and explore zodiac stones.

Instant gem identification via photoDetailed gem information (type, rarity, value)Price estimation based on quality
🔧 Utilities
(0)
subscription
10
Diamond Check Ai
Diamond Check Ai
Diamond Check Ai
Diamond & GIA Price Appraiser
Free

This app provides instant analysis of diamond certificates using AI to determine real market value. It breaks down full specs, offers professional ratings, identifies red flags, and analyzes clarity plots to predict eye-clean likelihood. Get a fair value range and negotiate with confidence.

Instant GIA certificate analysisReal-time wholesale market pricingFull specs breakdown and ratings
💰 Finance
(7)
free with in-app purchases
11
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
12
Diamond Art Club
Diamond Art Club
Diamond Art Club
Premium Diamond Painting Kits
Free

Discover premium diamond painting kits designed for an exceptional crafting experience. Each kit includes all necessary high-quality materials, from durable canvases to vibrant resin rhinestones, along with easy-to-follow instructions for creating your own masterpiece.

Premium velvet tarpaulin canvasHigh-quality color-coded resin rhinestonesComplete set of crafting tools
🛍️ Shopping
(4.7K)
free with in-app purchases
13
Rock Identifier Stone Finder
Rock Identifier Stone Finder
Rock Identifier Stone Finder
identify gem crystal scanner
Free

Instantly identify rocks, stones, gems, and crystals by simply taking or uploading a picture. Get quick and accurate identification results in seconds.

Identify rocks, stones, gems, and crystalsPhoto identificationFast results
📚 Education
(526)
free with in-app purchases
14
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
15
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
16
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
(339)
ad-supported
17
Sherlock Holmes Detect
Sherlock Holmes Detect
Sherlock Holmes Detect
Lab Grown Diamond Detector
Free

This application connects to a specialized SH box to analyze diamond images. It uses various illuminations to capture photos and distinguish between natural and lab-grown diamonds.

Connects to SH boxBluetooth/cable connectivityDiamond image analysis
🔧 Utilities
(7)
free
18
Rock Scanner: Identify Stone
Rock Scanner: Identify Stone
Rock Scanner: Identify Stone
Scan Rocks, Fossils & Crystals
Free

Instantly identify rocks, minerals, and crystals with a single photo using advanced AI. Get detailed geological information, learn about their properties, and build a personal collection of your discoveries. Perfect for students, hikers, and rock enthusiasts.

AI-powered rock identificationDetailed geological informationSave and collect discoveries
📚 Education
(28)
free with in-app purchases
19
Diamond Price Checker
Diamond Price Checker
Diamond Price Checker
Real-time Rap diamond pricing
Free
💼 Business
(0)
20
RAdiamond
RAdiamond
RAdiamond
Online Diamond,Jewellery Store
Free

Access a vast inventory of natural loose diamonds and exquisite diamond jewelry. Browse, inspect with high-resolution visuals, and request quotes or place orders for certified stones and custom pieces.

Wide range of loose diamondsCertified stones (GIA, HRD, IGI)Tennis bracelet & necklace collections
🛍️ Shopping
(1)
free