# Яxтенная школа vs IALA Navigation Marks

The clearest difference is price: Яxтенная школа at Free against IALA Navigation Marks's $1.99. Яxтенная школа also leads on update cadence (every 4 months vs every 23 months). IALA Navigation Marks's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Яxтенная школа is free to download; IALA Navigation Marks costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Яxтенная школа ships an update every 4 months, IALA Navigation Marks every 23 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Яxтенная школа | IALA Navigation Marks |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 23 months |
| Monetization | — | Paid |
| Size | 25 MB | 28 MB |
| Requires iOS | **14.5** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Nautica SIA](https://appshunter.io/developer/486201925) | [Smirnov Yury](https://appshunter.io/developer/420438416) |

## What reviewers say

### Яxтенная школа

[App page](https://appshunter.io/ios/app/x/id514262214)

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

**In-app purchases:** none


### IALA Navigation Marks

[App page](https://appshunter.io/ios/app/iala-navigation-marks/id1224059816)

A quick reference guide for sailors and students to identify maritime navigation marks according to the IALA system. It covers buoy shapes, colors, topmarks, and light rhythms for various mark types, aiding in exam preparation and on-water identification.

**Highlights:** Identify lateral, cardinal, and special marks, Covers buoy shape, color, topmark, and light rhythm, Includes day and night views, Practical study aid for seamanship training, Quick lookup on iPhone and iPad

**In-app purchases:** none


## Frequently asked questions

### Is Яxтенная школа free?

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

### Is IALA Navigation Marks free?

IALA Navigation Marks costs $1.99, with no in-app purchases.

### Do Яxтенная школа or IALA Navigation Marks have ads?

Яxтенная школа shows ads; IALA Navigation Marks does not.

### Which is updated more often, Яxтенная школа or IALA Navigation Marks?

Яxтенная школа ships an update every 4 months, and IALA Navigation Marks every 23 months. Most recently, Яxтенная школа was updated on October 7, 2026 and IALA Navigation Marks on October 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.*