# Rock Identifier vs TimelessMark

The clearest difference is in-app purchases: TimelessMark at none against Rock Identifier's 5. Rock Identifier's advantage is iOS requirement (16.6 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rock Identifier sells 5 in-app purchases, starting at $6.99 per 7 days. TimelessMark asks for nothing beyond the download.

Rock Identifier ships an update every 3 weeks, TimelessMark monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Rock Identifier | TimelessMark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (18 ratings)](https://appshunter.io/ios/app/rock-identifier-crystal-stone/id6737857344/reviews)** | — |
| Number of ratings | **18** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 1 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Mustafa Utku Coskun](https://appshunter.io/developer/1762495030) | [Andrew Gerard Group, Inc.](https://appshunter.io/developer/6815086593) |

## What reviewers say

### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-crystal-stone/id6737857344)

Instantly identify rocks, gems, and minerals by taking a photo. Get detailed information, track your discoveries, and ask an AI assistant for deeper insights. Perfect for collectors and curious minds.

**Highlights:** Photo-based rock identification, Detailed stone information, Personal discovery log, AI Assistant for insights, Dark Mode support, Organize finds with Sets

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $6.99 | per 7 days |
| Monthly Premium | $9.99 | per month |
| Yearly Premium | $39.99 | per year |
| Yearly Offer | $39.99 | per year |
| Lifetime Premium | $49.99 | per year |


### TimelessMark

[App page](https://appshunter.io/ios/app/timelessmark/id6809439814)

**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 TimelessMark free?

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

### Do Rock Identifier or TimelessMark have ads?

Neither Rock Identifier nor TimelessMark shows ads.

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

Rock Identifier ships an update every 3 weeks, and TimelessMark monthly. Most recently, Rock Identifier was updated on October 30, 2026 and TimelessMark on October 31, 2026.

---

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