Rock Identifier
Rock Identifier: A mobile rock identifier with specimen details, a searchable library, and collection records. Ranked #31 of 49 in Visual Identification Apps by our editors (5.9/10); pricing: Free plan · 7-day trial; best for rock and mineral identification for collectors.
At a glance
- Editor score5.9 / 10
- PricingFree plan · 7-day trial
- Best forRock and mineral identification for collectors
- Free planYes
- Identification scopeObjects
- Facts checked3 Oct 2026
Where it wins
- Identifies rocks, crystals, and gemstones from a photo
- Searches a library of 6,000+ rock and mineral types
- Saves identifications with notes in a personal collection
Where it doesn't
- Available on iOS and Android only
- Photo identification depends on having an image to submit
- Expert help is available by email consultation
Our verdict on Rock Identifier
For collectors, students, teachers, and geology enthusiasts, Rock Identifier is a mobile app for identifying rocks, minerals, crystals, and gemstones from photos. It is available on iOS and Android, and pairs photo-based identification with a searchable reference library. Specimen pages include details such as a name, hardness, colour, and chemical formula, giving hobbyists and learners a place to explore an identification beyond its label.
The reference and record-keeping tools make the app more useful for an ongoing collection than a one-off photo lookup. Users can save and revisit identification records, then add notes including location, purchase date, price, and size. The library covers 6,000+ rock and mineral types, and educational material on geology and gemstones adds a learning component. These features suit collectors who want their specimens and notes together, as well as students or teachers exploring mineral properties. The product is centered on individual mobile use, rather than a desktop workflow.
Rock Identifier also offers contact with a rock expert for one-on-one help, with email listed as a support channel. The published offer includes a free plan and a 7-day trial for premium; the iOS listing describes a yearly premium subscription, but does not clearly tie an exact recurring price to that billing amount. That makes it sensible to review the subscription terms before choosing a paid plan. Choose it if photo identification, reference material, and saved collection records matter together. If you need a desktop app, or are looking primarily for expert consultation rather than a personal identification library, another option may fit better.
Rock Identifier pricing
Rock Identifier fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Identification scope | Objects |
| Offline identification | Not verified |
| Photo health diagnosis | No |
| Mobile platforms | Both |
| Saved identifications | Yes |
| Community features | Yes |
| Free trial | 7 days |
| Deployment | Mobile, Cloud |
| Platforms | iOS, Android |
| Support | |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan · 7-day trial |
| Website | rockidentifier.com |
| Facts checked | 3 Oct 2026 |
Alternatives to Rock Identifier
- Pl@ntNetPhoto-based plant identification with offline mobile models and community review.9.4
- Seek by iNaturalistA free mobile app for offline, camera-based identification of plants, animals, and fungi.9.3
- Merlin Bird IDA free mobile app for identifying birds by image, sound, or guided observations.9.2
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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