# LogosX vs Nautical Dog Math Helper

The clearest difference is update cadence: Nautical Dog Math Helper at weekly against LogosX's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LogosX ships an update every 5 weeks, Nautical Dog Math Helper weekly. Both last shipped on November 4, 2026.

## The numbers

| Metric | LogosX | Nautical Dog Math Helper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nautical-dog-math-helper/id6744040776/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 83 MB | 6 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Logos Imaging](https://appshunter.io/developer/1751537167) | [Jill Russell](https://appshunter.io/developer/1792014832) |

## What reviewers say

### LogosX

[App page](https://appshunter.io/ios/app/logosx/id6504252827)

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

**In-app purchases:** none


### Nautical Dog Math Helper

[App page](https://appshunter.io/ios/app/nautical-dog-math-helper/id6744040776)

This app simplifies essential maritime calculations for professionals. It offers tools for navigation, maneuvering, and vessel operations, ensuring accuracy and efficiency at sea. Designed for ease of use, it provides critical data even without internet access.

**Highlights:** Rate of Turn (ROT) Calculation, Turn Transfer Computation, RPM and Speed Calculations, Anchor Swing Radius, Distance, Speed, Time (DST), Offline Functionality, Night Mode

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LogosX free?

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

### Is Nautical Dog Math Helper free?

Nautical Dog Math Helper is free to download, with no in-app purchases.

### Do LogosX or Nautical Dog Math Helper have ads?

Neither LogosX nor Nautical Dog Math Helper shows ads.

### Which is updated more often, LogosX or Nautical Dog Math Helper?

LogosX ships an update every 5 weeks, and Nautical Dog Math Helper weekly. Most recently, LogosX was updated on November 4, 2026 and Nautical Dog Math Helper on November 4, 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.*