# Stangle vs iMineralogist

The clearest difference is update cadence: iMineralogist at every 3 weeks against Stangle's every 15 months. Stangle's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stangle ships an update every 15 months, iMineralogist every 3 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Stangle | iMineralogist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/imineralogist-rock-map/id6768359844/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 73 MB | 40 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Laurent Marchal](https://appshunter.io/developer/1557622214) | [IAROSLAV BEZRUCHKO](https://appshunter.io/developer/1754382372) |

## What reviewers say

### Stangle

[App page](https://appshunter.io/ios/app/stangle/id6740143998)

**Features:** macOS Compatibility

**In-app purchases:** none


### iMineralogist

[App page](https://appshunter.io/ios/app/imineralogist-rock-map/id6768359844)

Discover rocks, minerals, and fossils with a field map that layers geological data. Record your findings with photos and field tests, and get AI-assisted identification help from a supportive community.

**Highlights:** Geology and fossil layers, Record field observations, AI-assisted identification, Community identification help, Multiple basemap options, Field test data logging

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

**In-app purchases:** none


## Frequently asked questions

### Is Stangle free?

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

### Is iMineralogist free?

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

### Do Stangle or iMineralogist have ads?

Neither Stangle nor iMineralogist shows ads.

### Which is updated more often, Stangle or iMineralogist?

Stangle ships an update every 15 months, and iMineralogist every 3 weeks. Most recently, Stangle was updated on October 25, 2026 and iMineralogist 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.*