5 Best Diamond Testing Apps for Android & iOS [2024]

5 Best Diamond Testing Apps For Android & iOS

Are you curious if a diamond is genuine? This guide explores some resources to help you identify diamonds and gemstones. Here, we have featured the top 4 best diamond testing apps for Android and iOS devices. These apps will help to identify the diamond and provide authentic information to users so that they can decide on every purchase of a diamond, gemstone, precious stones, semi-precious stones, jewelry, etc.

Without any ado, let’s check the list of the best Diamond tester apps for mobile phones.

Important Note: While these apps offer a starting point, they may not be definitive. Consulting a professional jeweler is always recommended for accurate assessment.

Top 4 Best Diamond Testing Apps for Android and iOS (iPhone & iPad)

Following is our hand-picked list of the top 4 best diamond tester apps to detect the authenticity of diamonds and precious stones and gems. The diamond tester apps for Android and iOS devices like iPhone and iPad are available for download from Google Play Store and App Store.

  1. Gemetrix
  2. Tell If The Diamond Is Real
  3. Gem Selections
  4. GIA 4Cs

1. Gemetrix

App Size: 18.6 MB | Price: Free

Gemetrix is a mobile app for identifying synthetic and treated gems, precious stones, and diamonds. The Gemetrix app is for use with the Jewellery Inspector or the PL-Inspector. The Gem Tester app allows control of your mobile phone camera, using the same settings for both long-wave ultra-violet (LWUV) and short-wave ultra-violet (SWUV) illuminations.

Gemetrix App For Diamond Testing
Gemetrix App

The settings are controlled for ISO, exposure, focus, and color temperature. The two images (long-wave and short-wave) can then be compared either through alternating views or using a slider. Images with LW and SW labeling can be saved to your image gallery.

Gemetrix app is a free-to-download app that is available for both Android and Apple users. You can download it from the Google Play Store and App Store using the links provided below.

Google Play Store

2. Tell If The Diamond Is Real

App Size: 18.0 MB | Price: Free

Tell If The Diamond Is Real App
Tell If The Diamond Is Real App

The second app on our list is Tell If The Diamond Is Real. This app helps you to find whether or not your diamond is real is a tantalizing proposition. Do you know what to know without a doubt? Most curious people turn to a professional jeweler to suss it out. But, you don’t have to be Sherlock Holmes to identify the real from the duds. A little amount of light, some water or warm breath, and a jeweler’s loupe are all you need to find out whether the diamond is genuine or not.

Tell If The Diamond Is Real app is a free-to-download app that is available only for Android users. You can download it from the Google Play Store using the link provided below.

3. Gem Selections (Unit of Khanna Gems Private Ltd.)

App Size: 25.0 MB | Price: Free

Gemstone Selections app solemnizes 30 years of excellence in the Indian Gem & Jewelry Industry. The app is developed by Khanna Gems Private Limited – one of the trusted brands for diamonds, gemstones, precious stones, semi-precious stones, rudraksha, etc. It is also Government Lab Certified.

Gem Selections App By Khanna Gems Private Limited
Gem Selections App By Khanna Gems Private Limited

The Gem Selections app is not just an ordinary e-commerce app. The main reason for the creation of this app is to provide authentic information about Gemstones, Diamonds, Jewellery & Rudraksha to customers so that they can make an informed decision on every purchase of a gemstone or a piece of jewelry through the app.

Key Features of Gem Selections App

  • Create your very own Jewellery masterpiece using the app with just a few clicks.
  • Get free gemstone recommendations using the app.
  • The app is nothing less than a video encyclopedia for the gem & jewelry industry in India.

Gem Selections mobile app is available on both iOS & Android Platforms. You can download them using the provided below links for Google Play Store and App Store.

4. GIA 4Cs For Mobile

App Size: 35.9 MB | Price: Free

GIA 4Cs app features interactive and video tools that teach users about how GIA grades color, clarity, cut, and carat weight. The app explains GIA’s D-to-Z color scale and how diamond color can affect value, GIA’s clarity scale and how diamond clarity can affect value, the factors that affect a diamond’s cut grade, and the origins of the carat system.

GIA 4Cs App
GIA 4Cs App

Owners of Android phones and tablets like the Kindle Fire and Samsung Galaxy can now benefit from GIA’s (Gemological Institute of America) free interactive diamond app for consumers and retailers, available in both English and Simplified Chinese.

The app also explains the GIA Diamond Grading Report, the recognized global credential for diamond quality. The app provides direct access to GIA Report Check, a secure online database of GIA grading reports.

Key Features of GIA 4Cs App:

  • Learn how the diamond color changes across the GIA D-to-Z Color Scale.
  • Information on fluorescence, common diamond treatments, synthetics, and simulants.
  • Typical inclusions and blemishes at various points in the GIA Clarity Scale.
  • A diamond’s anatomy and how various parameters influence a diamond’s cut grade.
  • How a diamond’s size changes by carat weight enables consumers to compare the sizes of different diamonds.

The free GIA 4Cs app for Android and iOS is downloadable from the Google Play Store and App Store respectively.

[BONUS] How To Spot A Real Diamond From A Fake With 9 Simple Tests

Have you ever wondered how to tell if a diamond is real or not? Tiny differences in appearance offer a clue to the originality of any gemstone similar in appearance to a diamond.

A few simple tests can help you spot a real diamond from a fake diamond. They are as follows:

  1. The Line Test
  2. Weigh The Stone
  3. The Breath or Fog Test
  4. Touching A Diamond With Your Tongue
  5. Does Your Diamond Look Too Perfect?
  6. How Sharp Are The Facets On Your Diamond?
  7. Excessive Wear On Your Stone
  8. Does Your Diamond Have Small Marks?
  9. Does Your Diamond Glow Under UV Light?

The article concludes with a section on basic tests (visual inspection, fog test, etc.) to check a diamond’s authenticity. However, these methods have limitations and shouldn’t replace professional evaluation.

Remember: Consulting a jeweler is the best way to ensure a diamond’s legitimacy.


That’s the end of our list of the top 4 best diamond testing apps for Android and iPhone smartphones. Using these best diamond tester apps for iPhone and Android, you can easily detect the authenticity of diamonds, gems, jewelry, precious stones, etc. If you think we missed any other app, then do let us know using our Contact Us page.

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About Nikhil Agrawal 143 Articles
Nikhil is an avid reader, technology enthusiast, web geek, and solo entrepreneur who loves making things on the Internet. He has been a tech blogger since before the word was invented, and will never log off.

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