# Astrodate vs ErgoMine

The clearest difference is price: ErgoMine at Free against Astrodate's $0.99. ErgoMine also leads on rating (3.0 vs 1.0) and iOS requirement (9.0 vs 18.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

ErgoMine is free to download; Astrodate costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ErgoMine holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Astrodate ships an update every 12 months, ErgoMine every 16 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Astrodate | ErgoMine |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/astrodate/id308461774/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ergomine/id1462900177/reviews)** |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 16 months |
| Monetization | Paid | **Free** |
| Size | 1 MB | 151 MB |
| Requires iOS | 18.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [Flying Titans, Inc.](https://appshunter.io/developer/308461777) | [Centers For Disease Control and Prevention](https://appshunter.io/developer/439259253) |

## What reviewers say

### Astrodate

[App page](https://appshunter.io/ios/app/astrodate/id308461774)

This app provides the current date and time in multiple specialized formats, including Julian Date, Modified Julian Date, and Truncated Julian Date. It also offers standard Gregorian ISO 8601 formats, eliminating the need for manual calculations. Ideal for astronomers and those requiring precise timekeeping across various systems.

**Highlights:** Julian Date conversion, Modified Julian Date, Truncated Julian Date, Dublin Julian Date, Gregorian ISO 8601 format, Astronomical date calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Astrodate free?

Astrodate costs $0.99, with no in-app purchases.

### Is ErgoMine free?

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

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

ErgoMine is rated higher. Astrodate averages 1.0 out of 5 from 1 ratings, while ErgoMine averages 3.0 from 2 ratings.

### Do Astrodate or ErgoMine have ads?

Neither Astrodate nor ErgoMine shows ads.

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

Astrodate ships an update every 12 months, and ErgoMine every 16 months. Most recently, Astrodate was updated on November 6, 2026 and ErgoMine on November 3, 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.*