# Dynamic Positioning Operation. vs Simple Colregs

The clearest difference is price: Simple Colregs at Free against Dynamic Positioning Operation.'s $6.99. Simple Colregs also leads on update cadence (every 2 months vs every 38 months). Dynamic Positioning Operation.'s advantage is device support (3 vs 1) and iOS requirement (15.6 vs 18.5). On ads and in-app purchases there is nothing between them.

Simple Colregs is free to download; Dynamic Positioning Operation. costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dynamic Positioning Operation. ships an update every 38 months, Simple Colregs every 2 months. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Dynamic Positioning Operation. | Simple Colregs |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 months** |
| Size | 6 MB | 20 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [Maxim Lukyanenko](https://appshunter.io/developer/1496252741) | [Angad C](https://appshunter.io/developer/1464302295) |

## What reviewers say

### Dynamic Positioning Operation.

[App page](https://appshunter.io/ios/app/dynamic-positioning-operation/id6463010492)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Colregs

[App page](https://appshunter.io/ios/app/simple-colregs/id6748556558)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dynamic Positioning Operation. free?

Dynamic Positioning Operation. costs $6.99, with no in-app purchases.

### Is Simple Colregs free?

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

### Do Dynamic Positioning Operation. or Simple Colregs have ads?

Neither Dynamic Positioning Operation. nor Simple Colregs shows ads.

### Which is updated more often, Dynamic Positioning Operation. or Simple Colregs?

Dynamic Positioning Operation. ships an update every 38 months, and Simple Colregs every 2 months. Most recently, Dynamic Positioning Operation. was updated on October 31, 2026 and Simple Colregs on October 30, 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.*