Best Gemstone Value Calculator Apps

249+ iOS apps curated and reviewed

4.1 avg rating

20 free apps

Updated September 2026

Finding the right gemstone value calculator apps can be overwhelming with so many options. We've analyzed 249+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Gemstone Value Calculator Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Gem & Jewelry Carat Calculator	Free	5.0★ (1)	No	No	Aug 2026
2	Rock Identifier: Gem Value	Free	4.6★ (232)	No	Yes	Oct 2026
3	Gemfinity : Gemstone Valuer	Free	—	No	Yes	Sep 2026
4	Gemstone identifier by Picture	Free	1.0★ (1)	No	Yes	Jul 2026
5	Rock Identification: Scanner	Free	4.7★ (3)	No	Yes	Aug 2026
6	Calculator for iPad!	Free	4.7★ (61K)	No	No	Oct 2026
7	Gem Weight Estimator	Free	4.3★ (3)	No	No	May 2026
8	Rock Identifier: Stone Scanner	Free	4.3★ (21)	No	Yes	Sep 2026

Top Picks for Gemstone Value Calculator

#1

Gem & Jewelry Carat Calculator by GemExhibit

Gem Pricing & Weight Toolkit

Editor's Choice

5.0(1 ratings)

Free

Gem & Jewelry Carat Calculator screenshot 1

Gem & Jewelry Carat Calculator screenshot 2

Gem & Jewelry Carat Calculator screenshot 3

Gem & Jewelry Carat Calculator screenshot 4

This app provides professional tools for calculating gemstone weight, pricing, and setting costs. It helps jewelers, traders, and enthusiasts make informed decisions with features like currency conversion and duty estimation.

#2

Rock Identifier: Gem Value by nurten cay

Crystal•Mineral•Rock scanner

Strong Contender

4.6(232 ratings)

FreeIn-App Purchases

Rock Identifier: Gem Value screenshot 1

Rock Identifier: Gem Value screenshot 2

Rock Identifier: Gem Value screenshot 3

Rock Identifier: Gem Value screenshot 4

Rock Identifier: Gem Value screenshot 5

Identify rocks, minerals, crystals, and gemstones instantly with a photo. Get detailed information on properties, hardness, and value. Learn to distinguish authentic stones from imitations.

#3

Gemfinity : Gemstone Valuer by MGL Gemfinity

Gemstone Price Checker

Worth Considering

0.0(0 ratings)

FreeIn-App Purchases

Gemfinity : Gemstone Valuer screenshot 1

Gemfinity : Gemstone Valuer screenshot 2

Gemfinity : Gemstone Valuer screenshot 3

Gemfinity : Gemstone Valuer screenshot 4

Gemfinity : Gemstone Valuer screenshot 5

Gemfinity : Gemstone Valuer screenshot 6

This AI-powered platform provides real-time market value insights for gemstones and diamonds. It helps traders, buyers, and investors avoid overpaying by comparing quoted prices to actual worth. Gain instant, data-driven valuations and educational insights into gemstone pricing.

More Gemstone Value Calculator apps to explore

Gemstone identifier by Picture

Gemstone identifier by Picture

Gemstone identifier by Picture

Rock Crystal Metal Scanner

Instantly identify rocks, gems, and minerals using AI by scanning a photo. Get detailed information, including market valuations and geological significance, to deepen your understanding of stones.

AI-powered stone identificationInstant photo scanningProfessional valuation insights

free with in-app purchases

Rock Identification: Scanner

Rock Identification: Scanner

Rock Identification: Scanner

Stone Identifier, Price Finder

Instantly identify rocks, gems, and minerals by snapping a photo. Discover their value, origin, and detailed characteristics. Build a personal digital collection of your finds.

Instant rock, mineral, and gemstone identificationReal-time value estimation per caratDiscover origins and worldwide mining regions

free with in-app purchases

Calculator for iPad!

Calculator for iPad!

Calculator for iPad!

Basic & Scientific Calculator

This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

Basic and scientific calculator modesOver 30 scientific operationsCustomizable appearance (iPad)

Gem Weight Estimator

Gem Weight Estimator

Gem Weight Estimator

Quickly estimate the weight of faceted gemstones using their cutting style and dimensions. Archive this information with photos for future reference.

Estimate gem weightInput cutting style and dimensionsArchive weight data

📊 Productivity

Rock Identifier: Stone Scanner

Rock Identifier: Stone Scanner

Rock Identifier: Stone Scanner

Fossils & Gems Value Checker

Instantly identify rocks and crystals by simply taking a photo. This app provides detailed information for enthusiasts and beginners alike, making it easy to learn about stones found anywhere.

Instant AI-powered rock recognitionDetailed information on identified stonesSave identified rocks to history

free with in-app purchases

Gemstone Identifier º

Gemstone Identifier º

Gemstone Identifier º

Identify your gemstone

Jewelry Identifier Value

Jewelry Identifier Value

Jewelry Identifier Value

Jewelry Appraisal Jewelry ID

Instantly identify jewelry by snapping a photo or uploading an image. This app uses advanced AI to recognize various jewelry types and gems, providing rich data and allowing you to build a personal collection. Its user-friendly interface makes exploring and learning about your pieces simple.

AI-powered jewelry identificationPhoto upload for recognitionDetailed jewelry data

free with in-app purchases

Jewelry identifier : Stone ID

Jewelry identifier : Stone ID

Jewelry identifier : Stone ID

Gemstone & stone identifier

Jewelry Identifier - Gemora

Jewelry Identifier - Gemora

Jewelry Identifier - Gemora

Jewel ID appraisal by Picture

Rock identifier: Find GemStone

Rock identifier: Find GemStone

Rock identifier: Find GemStone

Mineral, Crystal Value Scanner

Identify stones, minerals, and crystals using your phone's camera. Upload a photo to learn the likely name, category, and approximate value of your find. Perfect for collectors and curious explorers.

Identify stones, minerals, and crystalsLearn name and categoryExplore visual characteristics

TDC - Diamond Calculator

TDC - Diamond Calculator

TDC - Diamond Calculator

Rapaport Diamond Calculator

AI Rock ID: Crystal Identifier

AI Rock ID: Crystal Identifier

AI Rock ID: Crystal Identifier

Stone, Mineral & Gemstones

Instantly identify crystals, rocks, and gemstones using advanced AI. Simply take a photo to discover names, properties, and origins. Perfect for collectors and curious individuals looking to learn about minerals.

AI-powered identificationInstant rock and gemstone resultsDetailed crystal properties

free with in-app purchases

GemBook -Gemstone Manager

GemBook -Gemstone Manager

GemBook -Gemstone Manager

by Mohamed Aashif

📊 Productivity

This app offers both basic and scientific calculators for quick solutions to mathematical expressions. It also features a "Math Notes" function that allows users to type or write out equations and see them solved inline, with support for variables and graphing.

Basic and scientific calculatorsType or write math expressionsInline equation solving

Calculator : Scientific Calculator & converter

Calculator : Scientific Calculator & converter

Calculator : Scientific Calculator & converter

Scientific Calculator

This app offers a comprehensive scientific calculator with advanced functions for math, finance, and engineering. It includes unit and currency conversion, a constants library, and a biorhythm calculator for daily insights. The interface is intuitive and supports multiple calculation modes.

Scientific calculations (sin, cos, tan, log, etc.)Currency and unit converterConstants library (1500+ constants)

Private Photos (Calculator%)

Private Photos (Calculator%)

Private Photos (Calculator%)

Private Photos & Videos

Securely store your private photos and videos behind a functional calculator interface. Organize media into albums, edit images, and view metadata. All data is stored locally on your device for maximum privacy.

Photo and video vaultCreate custom albumsImport/export media

📷 Photo & Video

free with in-app purchases

FAQ about Gemstone Value Calculator

What are the best gemstone value calculator apps for iPhone?

Gem & Jewelry Carat Calculator tops our gemstone value calculator apps ranking as of September 2026, with a 5.0-star average from 1 App Store ratings, and it's free to download.

Are there free gemstone value calculator apps for iPhone?

Yes — 20 of the top gemstone value calculator apps we rank are free to download, including Gem & Jewelry Carat Calculator and Rock Identifier: Gem Value.

Does Gem & Jewelry Carat Calculator have ads or in-app purchases?

Gem & Jewelry Carat Calculator has no ads and has no in-app purchases, according to its App Store listing as of September 2026.

How many gemstone value calculator apps are on the App Store?

We track 249+ gemstone value calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.