# Sun vs Rock Identifier

The clearest difference is in-app purchases: Sun at none against Rock Identifier's 7. Sun also leads on ads (none vs shown). Rock Identifier's advantage is update cadence (weekly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Rock Identifier sells 7 in-app purchases, starting at $4.99 per 7 days. Sun asks for nothing beyond the download.

Sun ships an update every 2 months, Rock Identifier weekly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sun | Rock Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (73 ratings)](https://appshunter.io/ios/app/rock-identifier-stone-checker/id6745476824/reviews)** |
| Number of ratings | — | **73** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 41 MB | 85 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [zona de privilegios](https://appshunter.io/developer/1542094881) | [Blueberry Web Solutions Pvt. Ltd](https://appshunter.io/developer/1022756761) |

## What reviewers say

### Sun

[App page](https://appshunter.io/ios/app/sun-off/id1621535773)

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

**In-app purchases:** none


### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-stone-checker/id6745476824)

Instantly identify stones, crystals, and minerals with a photo. Access detailed information, quality guides, market values, and even a metal detector. Organize your collection and find nearby shops.

**Highlights:** Instant photo identification of rocks, minerals, crystals, Detailed encyclopedia with geological info, Stone quality assessment and market value estimation, Crystal healing and zodiac insights, Metal detector tool, Real vs. fake stone detection, Personal rock collection management

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RockID Weekly Pro | $4.99 | per 7 days |
| Rock Identifier Premium Weekly | $8.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Premium Yearly Subscription | $19.99 | per year |
| Rock Identifier Premium Yearly | $29.99 | per year |
| RockID Yearly Pro | $39.99 | per year |
| Rock Identifier & Stone Checker | $49.99 | one-time |


## Frequently asked questions

### Is Sun free?

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

### Is Rock Identifier free?

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

### Do Sun or Rock Identifier have ads?

Rock Identifier shows ads; Sun does not.

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

Sun ships an update every 2 months, and Rock Identifier weekly. Most recently, Sun was updated on October 25, 2026 and Rock Identifier on October 30, 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.*