Gem Genius AI

Free AI gem companion: on-device identification, a 20-gem encyclopedia, 69-term dictionary, hallmark lookup, and a private vault to track your growing collection.

Gem Genius: Your On-Device Gemstone & Diamond Companion

Meet the rebuilt Gem Genius — a free, privacy-first app for anyone who loves gemstones, diamonds, and fine jewelry, whether you're a collector, a shopper, or just curious what's in your jewelry box.

AI Jeweler Chat

• On-device AI conversation powered by Apple's on-device models — no API key, no network call, no data leaving your phone
• Grounded in the app's own encyclopedia for accurate answers
• Recognizes gems mentioned in conversation and shows their photo inline

Learn

• Encyclopedia: 20 gemstones with origins, hardness, treatments, care instructions, and price ranges
• Dictionary: 69 terms covering the 4 Cs, cut shapes, settings, and lab-created materials
• Hallmark database: 21 assay and maker's marks by country
• Diamond 4Cs visualizer: an interactive 2D breakdown plus a rotating 3D diamond with a Tilt to Sparkle mode
• On-device gem identification from a photo, color-matched against the encyclopedia

Buying Center

• Step-by-step buying guide, red-flag checklist, and budget planner
• A clearly labeled educational value estimator (not a live market feed)
• Live industry news from Rapaport and JCK, each story shown with its real editorial photo
• Untracked links to reputable places to buy, grade, insure, or sell

Vault

• A private, on-device collection tracker for your own pieces — photos, purchase details, and estimated value
• Export your data as CSV for free, or as a polished PDF report with Gem Genius Premium

Everywhere You Need It

• Home Screen widget for Gem of the Day
• Siri & Shortcuts support for birthstone and gem-of-the-day questions
• Spotlight search across every gemstone, term, and hallmark
• Shareable branded cards for any gemstone or term

EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Gem Genius is free to download. Gem Genius Premium is an optional subscription that unlocks PDF vault reports, and Gem Genius Pro Tools is a one-time $5 unlock for advanced identification, branded reports, an AI Buying Coach, hallmark research, pro calculators, multi-folder vaults, and printable care cards. Nothing previously included has been moved behind a paywall.