# Crystal & GemStone Identifier vs DeathMap

The clearest difference is in-app purchases: DeathMap at none against Crystal & GemStone Identifier's 3. DeathMap also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Crystal & GemStone Identifier sells 3 in-app purchases, starting at $7.99 per 7 days. DeathMap asks for nothing beyond the download.

Crystal & GemStone Identifier ships an update fortnightly, DeathMap every 2 days. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Crystal & GemStone Identifier | DeathMap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (165 ratings)](https://appshunter.io/ios/app/crystal-and-gemstone-identifier/id6741505894/reviews)** | — |
| Number of ratings | **165** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Conlan Limited](https://appshunter.io/developer/1663862039) | [Vincent Star](https://appshunter.io/developer/1752585812) |

## What reviewers say

### Crystal & GemStone Identifier

[App page](https://appshunter.io/ios/app/crystal-and-gemstone-identifier/id6741505894)

Identify rocks, minerals, crystals, and gemstones using AI. Get insights into their value, authenticity, and learn fascinating facts. Discover horoscope and health benefits associated with stones.

**Highlights:** Instant stone identification via photo, Value determination insights, Real or fake verification, Detailed information and fun facts, Horoscope matching, Health benefits exploration, Personalized collection building

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Rock & Gem Identifier: Year | $7.99 | per 7 days |
| AI Rock Identifier - Weekly | $7.99 | per 7 days |
| AI Rock Identifier - Yearly | $49.99 | per year |


### DeathMap

[App page](https://appshunter.io/ios/app/deathmap/id6762413246)

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

**In-app purchases:** none


## Frequently asked questions

### Is Crystal & GemStone Identifier free?

Crystal & GemStone Identifier is free to download, with in-app purchases available.

### Is DeathMap free?

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

### Do Crystal & GemStone Identifier or DeathMap have ads?

Neither Crystal & GemStone Identifier nor DeathMap shows ads.

### Which is updated more often, Crystal & GemStone Identifier or DeathMap?

Crystal & GemStone Identifier ships an update fortnightly, and DeathMap every 2 days. Most recently, Crystal & GemStone Identifier was updated on October 24, 2026 and DeathMap on October 19, 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.*