# AnchorChainCalculator vs Safiery Solid State

The clearest difference is price: Safiery Solid State at Free against AnchorChainCalculator's $12.99. AnchorChainCalculator's advantage is update cadence (every 3 weeks vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

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

AnchorChainCalculator ships an update every 3 weeks, Safiery Solid State every 3 months. The most recent releases landed on September 6, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | AnchorChainCalculator | Safiery Solid State |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/anchorchaincalculator/id1533741243/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Paid | — |
| Size | 12 MB | 41 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mathias Wagner](https://appshunter.io/developer/1533741245) | [Safiery Pty Ltd](https://appshunter.io/developer/1427083081) |

## What reviewers say

### 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


### Safiery Solid State

[App page](https://appshunter.io/ios/app/safiery-solid-state/id6748722543)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AnchorChainCalculator free?

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

### Is Safiery Solid State free?

Safiery Solid State is free to download, with no in-app purchases.

### Do AnchorChainCalculator or Safiery Solid State have ads?

Neither AnchorChainCalculator nor Safiery Solid State shows ads.

### Which is updated more often, AnchorChainCalculator or Safiery Solid State?

AnchorChainCalculator ships an update every 3 weeks, and Safiery Solid State every 3 months. Most recently, AnchorChainCalculator was updated on September 6, 2026 and Safiery Solid State on September 11, 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.*