# Hermes Mine vs AnchorChainCalculator

The clearest difference is review sentiment: AnchorChainCalculator at 100% against Hermes Mine's 0%. AnchorChainCalculator also leads on update cadence (every 3 weeks vs every 7 months) and iOS requirement (10.0 vs 12.0). Hermes Mine's advantage is price (Free vs $12.99). On ads, in-app purchases and device support there is nothing between them.

Hermes Mine is free to download; AnchorChainCalculator costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Hermes Mine ships an update every 7 months, AnchorChainCalculator every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Hermes Mine | AnchorChainCalculator |
| --- | --- | --- |
| Price | **Free** | $12.99 |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/anchorchaincalculator/id1533741243/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Size | 3 MB | 12 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Interfaces Hombre Maquina Avanzados S.L.](https://appshunter.io/developer/536085450) | [Mathias Wagner](https://appshunter.io/developer/1533741245) |

## What reviewers say

### Hermes Mine

[App page](https://appshunter.io/ios/app/hermes-mine/id1142052262)

This utility app grants access to marina utilities like water and electricity for boats. Users can control individual supplies, read meter values, calculate consumption between dates, and receive important notifications about supply status.

**Highlights:** Access marina utilities, Control water and electricity, Read meter values, Calculate consumption, Receive supply notifications

**In-app purchases:** none


### AnchorChainCalculator

[App page](https://appshunter.io/ios/app/anchorchaincalculator/id1533741243)

Calculate the optimal amount of anchor chain or rope for secure anchoring based on vessel characteristics and sea conditions. Provides detailed load calculations and accounts for dynamic effects like swell and gusts. Supports both metric and imperial units, with options for chain-only or mixed rope/chain setups.

**Highlights:** Physics-based anchoring calculations, Customizable vessel and sea conditions, Chain-only or mixed rope/chain support, Load and swell absorption analysis, Metric and imperial unit support, Multiple vessel configuration storage, Basic and Expert modes

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

**In-app purchases:** none


## Frequently asked questions

### Is Hermes Mine free?

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

### Is AnchorChainCalculator free?

AnchorChainCalculator costs $12.99, with no in-app purchases.

### Do Hermes Mine or AnchorChainCalculator have ads?

Neither Hermes Mine nor AnchorChainCalculator shows ads.

### Which is updated more often, Hermes Mine or AnchorChainCalculator?

Hermes Mine ships an update every 7 months, and AnchorChainCalculator every 3 weeks. Most recently, Hermes Mine was updated on October 24, 2026 and AnchorChainCalculator on October 24, 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.*