e vs Stone Identifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
e
Access a comprehensive database of over 6200 mineral species with detailed facts, including names, formulas, occurrences, and properties. This offline-capable app provides quick lookups and links to a larger online mineral catalog.
- 6200+ mineral species database
- Detailed species information
- Offline access
- Links to e-Rocks.com catalog
- Quick and easy to use
Read full descriptionHide full description
e‑Rocks is the orignal curated marketplace and reference platform for mineral collectors, dealers, and enthusiasts worldwide. Browse thousands of minerals and specimens for sale from accredited dealers and private sellers. Search and filter by mineral species, locality, classification and price. Use the mineral wiki to explore wider species information, chemistry, and crystallography data. What you can do with e‑Rocks: Browse and search an extensive catalogue of minerals and specimens both currently being sold and in our extensive archive of over 820,000 specimens built over 20 years. Use advanced filters for species, locality, class, and more View rich specimen detail pages with photos and key data Follow auctions, save favourites, and manage watchlists currently via the e-Rocks website Explore mineral taxonomy and reference data via the mineral wiki Sign in to sync your account between web and mobile Access premium collector features with an optional subscription for more pictures and archive data Whether you’re an experienced collector or just starting out, e‑Rocks gives you a huge mineralogical refernce in your pocket. Support: support@e-rocks.com Privacy Policy: https://e-rocks.com/e-rocks-apps-privacy-policy Terms of Use: https://e-rocks.com/about/terms-conditions
Stone Identifier
Instantly identify rocks and minerals by uploading a photo. Access a vast knowledge base with detailed geological information and organize your personal rock collection. Connect with expert geologists for deeper insights.
- Instant rock and mineral identification via photo
- Extensive geological knowledge base
- Personal rock collection management
- Search over 6,000 rock types
- Expert geologist assistance
- User-friendly interface
Read full descriptionHide full description
Stone Identifier - Scan AI: Discover, Identify, and Collect Rocks and Minerals Dive into the fascinating world of geology with Stone Identifier - Scan AI! Simply snap or upload a photo of any rock or mineral, and get instant identification along with in-depth geological insights. Ideal for geologists, students, hobbyists, and anyone curious about stones, this app makes exploring your geological surroundings easy and exciting. Key Features: * Instant Identification: Identify thousands of rocks, minerals, and gemstones with just a photo. * Extensive Knowledge Base: Learn detailed information about rock properties such as name, hardness, color, luster, and formula. * Personal Rock Collection: Save and organize your discoveries with details like location, purchase date, price, and size, complete with custom photos. * Powerful Search: Find over 6,000 types of rocks, including popular types like Healing Crystals, Birthstones, and Zodiac Stones. * Expert Assistance: Enjoy one-on-one support from geologists for deeper insights into your finds. * User-Friendly Design: Navigate with ease in a beautifully designed interface, making learning about rocks enjoyable for everyone. WhyStone Identifier - Scan AI? Whether you’re a geology expert or just starting out, Stone Identifier - Scan AI is the ultimate tool for identifying, learning about, and documenting rocks and minerals. Discover, collect, and understand the natural treasures around you with confidence. Download Stone Identifier - Scan AI and start your geological journey today!
Screenshots
Verdict
The clearest difference is review sentiment: e at 67% against Stone Identifier's 10%. Stone Identifier's advantage is rating (4.2 vs 3.0) and in-app purchases (none vs 3). On price, ads, monetization model and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. e sells 3 in-app purchases, starting at $22.99 per 3 months. Stone Identifier asks for nothing beyond the download.
Stone Identifier holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: Stone Identifier has 308 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 67% of e's written reviews are positive against 10% of Stone Identifier's, so the app with the better star average is not the one people write more warmly about.
e ships an update every 2 months, Stone Identifier every 3 weeks. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.
| Parameter | e | Stone Identifier |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 4.2 (308 ratings) — better |
| Positive reviews | 66.7% of reviews — better | 10.0% of reviews |
| Number of ratings | 2 | 308 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 52 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Mark Wrigley | Samip Ukani |
Customer experience
e
Stone Identifier
In-app purchases
e
- e-Rocks Collectors 3 Months$22.993 Months
- e-Rocks Collectors 6 Months$39.006 Months
- e-Rocks Collectors Annual$79.001 Year
Stone Identifier
No in-app purchases
