# ErgoMine vs Undy

The clearest difference is rating: Undy at 5.0 against ErgoMine's 3.0. Undy also leads on update cadence (weekly vs every 16 months). ErgoMine's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On price, ratings volume and ads there is nothing between them.

Both are free to download. Undy sells 1 in-app purchase, starting at $0.99 per month. ErgoMine asks for nothing beyond the download.

Undy holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

ErgoMine ships an update every 16 months, Undy weekly. The most recent releases landed on October 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ErgoMine | Undy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/ergomine/id1462900177/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/undy-read-and-write-easily/id6457516127/reviews)** |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 151 MB | 43 MB |
| Requires iOS | **9.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | +4 | 12+ |
| Developer | [Centers For Disease Control and Prevention](https://appshunter.io/developer/439259253) | [Benjamin Moore](https://appshunter.io/developer/1700973051) |

## What reviewers say

### ErgoMine

[App page](https://appshunter.io/ios/app/ergomine/id1462900177)

This app helps mining companies conduct ergonomics audits for various operations. It uses questionnaires to identify workplace deficiencies and provides recommendations and resources for improvement. Developed by researchers, it's designed for safety personnel without requiring ergonomics expertise.

**Highlights:** Ergonomics audits for bagging, maintenance, and haul trucks, Focus on injury prevention, Questionnaire-based evaluation, Provides recommendations and resources, Developed by occupational safety researchers, No ergonomics expertise required

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

**In-app purchases:** none


### Undy

[App page](https://appshunter.io/ios/app/undy-read-and-write-easily/id6457516127)

This app simplifies complex texts, making them easy to understand. It helps you read and comprehend various documents, from medical notes to legal documents. Additionally, it offers assistance for clear English writing.

**Highlights:** Simplifies complex texts, Makes documents easy to read, Assists with English writing, Supports various document types, Free to use

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |


## Frequently asked questions

### Is ErgoMine free?

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

### Is Undy free?

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

### Which has better reviews, ErgoMine or Undy?

Undy is rated higher. ErgoMine averages 3.0 out of 5 from 2 ratings, while Undy averages 5.0 from 1 ratings.

### Do ErgoMine or Undy have ads?

Neither ErgoMine nor Undy shows ads.

### Which is updated more often, ErgoMine or Undy?

ErgoMine ships an update every 16 months, and Undy weekly. Most recently, ErgoMine was updated on October 18, 2026 and Undy on October 9, 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.*