# Aisea vs マリンコンパス

The clearest difference is in-app purchases: Aisea at none against マリンコンパス's 3. Aisea also leads on review sentiment (14% vs 0%). マリンコンパス's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. マリンコンパス sells 3 in-app purchases, starting at $2.99 per month. Aisea asks for nothing beyond the download.

Aisea ships an update every 5 weeks, マリンコンパス every 2 weeks. The most recent releases landed on October 15, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Aisea | マリンコンパス |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **14.3% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 86 MB | 94 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aidea Inc.](https://appshunter.io/developer/1454632788) | [INFCAM CORPORATION](https://appshunter.io/developer/1281922536) |

## What reviewers say

### Aisea

[App page](https://appshunter.io/ios/app/aisea-sailing-support-app/id1454632789)

This navigation app enhances maritime safety by displaying nearby vessel movements and potential collision risks. It also allows users to report hazards, review past voyages, and manage fleets. Communicate with nearby users directly through the app.

**Highlights:** AIS vessel tracking and collision alerts, Map editor for reporting hazards, Voyage playback and analysis, Fleet management tools, In-app Push-To-Talk communication

**Features:** Vision Pro support

**In-app purchases:** none


### マリンコンパス

[App page](https://appshunter.io/ios/app/id1467659960)

Share your sea voyage plans and real-time location with family, friends, or fellow boaters. Access marine information like coastal facilities and depth contours. Offers premium navigation features for enhanced safety and planning.

**Highlights:** Share voyage plans and location, Group sharing with family/friends, Marina and mooring facility network, Display marine information on map, Register departure/arrival reports, Premium navigation features

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| マリンコンパス フィッシャーマンズ版 | $2.99 | per month |
| マリンコンパス プロフェッショナル航海版 | $5.99 | per month |
| マリンコンパスプレミアム年額プラン | $34.99 | per year |


## Frequently asked questions

### Is Aisea free?

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

### Is マリンコンパス free?

マリンコンパス is free to download, with in-app purchases available.

### Do Aisea or マリンコンパス have ads?

Neither Aisea nor マリンコンパス shows ads.

### Which is updated more often, Aisea or マリンコンパス?

Aisea ships an update every 5 weeks, and マリンコンパス every 2 weeks. Most recently, Aisea was updated on October 15, 2026 and マリンコンパス on October 25, 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.*