# FaultKin Mobile vs StraboTools

The clearest difference is ratings volume: StraboTools at 10 against FaultKin Mobile's 2. On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for FaultKin Mobile against 5.0 for StraboTools. That said, the two scores are not equally well evidenced: StraboTools has 10 ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 17, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | FaultKin Mobile | StraboTools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/faultkin-mobile/id1234264776/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/strabotools/id1496239162/reviews) |
| Number of ratings | 2 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 28 MB | 14 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Richard Allmendinger](https://appshunter.io/developer/1194772609) | [The University of Kansas](https://appshunter.io/developer/726307325) |

## What reviewers say

### FaultKin Mobile

[App page](https://appshunter.io/ios/app/faultkin-mobile/id1234264776)

This app allows geologists to collect, visualize, and analyze fault slip data directly from their mobile device. It offers both automatic data entry using device orientation and manual input options, with features for grouping data and performing basic calculations.

**Highlights:** Automatic data entry via device orientation, Manual data entry via stereonet or text fields, Group faults with custom tags, Perform basic calculations (rotations, unfolding), Plot P and T axes, moment tensor axes, View plots from any orientation, Stamp entries with time, date, and location

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is FaultKin Mobile free?

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

### Is StraboTools free?

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

### Which has better reviews, FaultKin Mobile or StraboTools?

FaultKin Mobile and StraboTools are both rated 5.0 out of 5 on the App Store, from 2 and 10 ratings respectively.

### Do FaultKin Mobile or StraboTools have ads?

Neither FaultKin Mobile nor StraboTools shows ads.

### Which is updated more often, FaultKin Mobile or StraboTools?

FaultKin Mobile ships an update every 2 months, and StraboTools every 2 months. Most recently, FaultKin Mobile was updated on September 17, 2026 and StraboTools on September 18, 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.*