# Rock Identifier vs EonCollect

The clearest difference is in-app purchases: EonCollect at none against Rock Identifier's 3. EonCollect also leads on update cadence (every 10 days vs every 2 months). Rock Identifier's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Rock Identifier sells 3 in-app purchases, starting at $2.99 per 7 days. EonCollect asks for nothing beyond the download.

Rock Identifier ships an update every 2 months, EonCollect every 10 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Rock Identifier | EonCollect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (9 ratings)](https://appshunter.io/ios/app/rock-identifier-stone-value/id6755072129/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 53 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Omer Sezer](https://appshunter.io/developer/1543521470) | [Axel Guillemier](https://appshunter.io/developer/6788741117) |

## What reviewers say

### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-stone-value/id6755072129)

Instantly identify rocks, minerals, and gemstones by taking a photo. Access detailed information including composition, hardness, rarity, and estimated value. Build and manage your personal collection with this educational tool.

**Highlights:** Instant photo identification, Detailed mineral composition, Mohs hardness scale rating, Rarity and value estimation (subscription), Personal rock collection manager, Educational geology articles, Regular database updates

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $2.99 | per 7 days |
| 1 Year With Offer | $12.99 | per year |
| 1 Year With Trial | $29.99 | per year |


### EonCollect

[App page](https://appshunter.io/ios/app/eoncollect/id6788741115)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rock Identifier free?

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

### Is EonCollect free?

EonCollect is free to download, with no in-app purchases.

### Do Rock Identifier or EonCollect have ads?

EonCollect shows ads; Rock Identifier does not.

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

Rock Identifier ships an update every 2 months, and EonCollect every 10 days. Most recently, Rock Identifier was updated on October 30, 2026 and EonCollect on October 31, 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.*