# StraboTools vs NumTest

The clearest difference is in-app purchases: StraboTools at none against NumTest's 1. StraboTools also leads on update cadence (every 2 months vs every 11 months) and iOS requirement (12.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. NumTest sells 1 one-off in-app purchase. StraboTools asks for nothing beyond the download.

StraboTools ships an update every 2 months, NumTest every 11 months. The most recent releases landed on June 4, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | StraboTools | NumTest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/strabotools/id1496239162/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Free | — |
| Size | 14 MB | 4 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [The University of Kansas](https://appshunter.io/developer/726307325) | [Daniel Hadush](https://appshunter.io/developer/1769824626) |

## What reviewers say

### StraboTools

[App page](https://appshunter.io/ios/app/strabotools/id1496239162)

This app assists geologists in the field by analyzing photographs to provide quantitative data on rock fabric and mineral composition. It offers tools for measuring fabric orientation, determining color index, and detecting edges in rock images.

**Highlights:** Edge Fabric tool for orientation analysis, Color Index tool for mineral composition, Edge detection filter, Analyzes photos in-app or imported, Useful for plutonic and other rock types, Supports thin section study

**Features:** macOS Compatibility

**In-app purchases:** none


### NumTest

[App page](https://appshunter.io/ios/app/numtest/id6705136328)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| buyfile | $0.99 | one-time |


## Frequently asked questions

### Is StraboTools free?

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

### Is NumTest free?

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

### Do StraboTools or NumTest have ads?

Neither StraboTools nor NumTest shows ads.

### Which is updated more often, StraboTools or NumTest?

StraboTools ships an update every 2 months, and NumTest every 11 months. Most recently, StraboTools was updated on June 4, 2026 and NumTest on September 12, 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.*