# Bucephalas vs マリンコンパス

The clearest difference is review sentiment: Bucephalas at 100% against マリンコンパス's 0%. Bucephalas also leads on in-app purchases (none vs 3). マリンコンパス's advantage is price (Free vs $5.99). On update cadence, ads, device support and iOS requirement there is nothing between them.

マリンコンパス is free to download; Bucephalas costs $5.99 up front. マリンコンパス sells 3 in-app purchases, starting at $2.99 per month. Bucephalas asks for nothing beyond the download.

Bucephalas ships an update every 3 weeks, マリンコンパス every 2 weeks. The most recent releases landed on September 11, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Bucephalas | マリンコンパス |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Paid | **Freemium** |
| Size | 14 MB | 94 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Junichiro Seyama](https://appshunter.io/developer/537815782) | [INFCAM CORPORATION](https://appshunter.io/developer/1281922536) |

## What reviewers say

### Bucephalas

[App page](https://appshunter.io/ios/app/bucephalas/id627895774)

This navigation app offers unique destination suggestions and acts as a cycle computer. It parrots your actions verbally and provides voice-guided navigation with 3D sound. It also includes features for managing multiple bikes and their parts, and a photography assistant.

**Highlights:** Action-based verbal feedback, Cycle computer functions, Multiple bicycle management, Voice-guided navigation, 3D sound navigation, Unique destination suggestion modes, Magic Hour estimator

**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 Bucephalas free?

Bucephalas costs $5.99, 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 Bucephalas or マリンコンパス have ads?

Neither Bucephalas nor マリンコンパス shows ads.

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

Bucephalas ships an update every 3 weeks, and マリンコンパス every 2 weeks. Most recently, Bucephalas was updated on September 11, 2026 and マリンコンパス on September 22, 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.*