# Geology Toolkit vs pHinder

The clearest difference is in-app purchases: pHinder at none against Geology Toolkit's 2. Geology Toolkit's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.6). On price and ads there is nothing between them.

Both are free to download. Geology Toolkit sells 2 in-app purchases, starting at $2.99 per 7 days. pHinder asks for nothing beyond the download.

## The numbers

| Metric | Geology Toolkit | pHinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (28 ratings)](https://appshunter.io/ios/app/geology-toolkit-field-guide/id6745966254/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 100 MB | 3 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Laurence Wayne](https://appshunter.io/developer/1739552943) | [GALGOTIAS UNIVERSITY,SCHOOL OF BUSINESS](https://appshunter.io/developer/1804867214) |

## What reviewers say

### Geology Toolkit

[App page](https://appshunter.io/ios/app/geology-toolkit-field-guide/id6745966254)

Identify rocks with AI and gain a deep understanding of their composition and formation. This app is designed for students and enthusiasts to learn geology beyond simple identification, offering clear explanations and visual tools for study and fieldwork.

**Highlights:** AI-powered rock identification, Detailed mineral composition insights, Student-friendly explanations, Sketch and visual tools for notes, Focus on geological understanding

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $2.99 | per 7 days |
| Geology AI Yearly Subscription | $24.99 | per year |


### pHinder

[App page](https://appshunter.io/ios/app/phinder-ph-made-simple/id6780381744)

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

**In-app purchases:** none


## Frequently asked questions

### Is Geology Toolkit free?

Geology Toolkit is free to download, with in-app purchases available.

### Is pHinder free?

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

### Do Geology Toolkit or pHinder have ads?

Neither Geology Toolkit nor pHinder 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.*