# NavCalc Dynamic vs Level

The clearest difference is in-app purchases: NavCalc Dynamic at none against Level's 1. NavCalc Dynamic also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Level sells 1 one-off in-app purchase. NavCalc Dynamic asks for nothing beyond the download.

## The numbers

| Metric | NavCalc Dynamic | Level |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/navcalc-dynamic/id1638841716/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | — |
| Monetization | Free | — |
| Size | 15 MB | 7 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Richard Craddock](https://appshunter.io/developer/1579756955) | [Chaleepa Mallawa](https://appshunter.io/developer/1359729160) |

## What reviewers say

### NavCalc Dynamic

[App page](https://appshunter.io/ios/app/navcalc-dynamic/id1638841716)

This app calculates the course and speed needed to counteract current and wind effects for navigation. It visually displays these calculations on a compass rose, dynamically updating as parameters change. Useful for learning and solving real-world sailing problems.

**Highlights:** Calculate Course to Steer (CtS), Calculate Speed over Ground (SoG), Visual compass rose display, Dynamic parameter updates, Magnetic variation input, Leeway and wind direction input

**Features:** macOS Compatibility

**In-app purchases:** none


### Level

[App page](https://appshunter.io/ios/app/level-aluminium-level-sim/id6785642379)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is NavCalc Dynamic free?

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

### Is Level free?

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

### Do NavCalc Dynamic or Level have ads?

Level shows ads; NavCalc Dynamic does not.

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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.*