# Rock Identifier vs MinerClass

The clearest difference is update cadence: MinerClass at every 2 weeks against Rock Identifier's every 5 weeks. Rock Identifier's advantage is iOS requirement (13.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Rock Identifier sells 2 in-app purchases, starting at $2.99 per 7 days and MinerClass sells 1 in-app purchase, starting at $22.99 per year. Whichever you choose, the download price is not the number that matters.

Rock Identifier ships an update every 5 weeks, MinerClass every 2 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Rock Identifier | MinerClass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (68 ratings)](https://appshunter.io/ios/app/rock-identifier-rockby/id6753748813/reviews)** | — |
| Number of ratings | **68** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 150 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pixoby](https://appshunter.io/developer/1805342087) | [Francisco Javier Ortiz Rua](https://appshunter.io/developer/1882882138) |

## What reviewers say

### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-rockby/id6753748813)

Instantly identify rocks, minerals, gems, and crystals by snapping a photo. Explore geological details, ask questions via intelligent chat, and build a personal collection of your discoveries. Enhance your knowledge of Earth's geological treasures.

**Highlights:** Instant rock and mineral identification via photo, Intelligent chat for geological questions, Personal collection to save and organize finds, History tracking across devices, Detailed information on composition and properties, Multi-language support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Rock Identification | $2.99 | per 7 days |
| Lifetime Rock Identification | $29.99 | one-time |


### MinerClass

[App page](https://appshunter.io/ios/app/minerclass/id6760152886)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MinerClass Premium | $22.99 | per year |


## Frequently asked questions

### Is Rock Identifier free?

Rock Identifier is free to download, with in-app purchases available.

### Is MinerClass free?

MinerClass is free to download, with in-app purchases available.

### Do Rock Identifier or MinerClass have ads?

Neither Rock Identifier nor MinerClass shows ads.

### Which is updated more often, Rock Identifier or MinerClass?

Rock Identifier ships an update every 5 weeks, and MinerClass every 2 weeks. Most recently, Rock Identifier was updated on October 24, 2026 and MinerClass on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*