# Rock Identifier vs algo.kids

The clearest difference is iOS requirement: algo.kids at 13.0 against Rock Identifier's 18.2. 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 $4.99 per 7 days and algo.kids sells 3 in-app purchases, starting at $9.00 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Rock Identifier | algo.kids |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/rock-identifier-rock-id/id6743675929/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 47 MB |
| Requires iOS | 18.2 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Liberace AI](https://appshunter.io/developer/1792034511) | [Fastflowup](https://appshunter.io/developer/1820726659) |

## What reviewers say

### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-rock-id/id6743675929)

Instantly identify rocks, gemstones, and minerals using AI with a photo. Explore detailed information, find nearby geological wonders, and access an extensive database. Perfect for enthusiasts and curious minds alike.

**Highlights:** AI-powered rock identification, Smart rock finder, Detailed rock scanner, Extensive rock database, Geology enthusiast companion

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Yearly | $24.99 | per year |


### algo.kids

[App page](https://appshunter.io/ios/app/algokids/id6767012804)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Forge | $9.00 | per month |
| Family | $19.00 | per month |
| Lab | $29.00 | per month |


## Frequently asked questions

### Is Rock Identifier free?

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

### Is algo.kids free?

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

### Do Rock Identifier or algo.kids have ads?

Neither Rock Identifier nor algo.kids shows ads.

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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.*