# MarinSmart vs Marine Engineer

The clearest difference is in-app purchases: MarinSmart at none against Marine Engineer's 6. MarinSmart also leads on iOS requirement (12.0 vs 15.0). Marine Engineer's advantage is update cadence (every 4 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Marine Engineer sells 6 in-app purchases, starting at $0.99 per month. MarinSmart asks for nothing beyond the download.

MarinSmart ships an update monthly, Marine Engineer every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MarinSmart | Marine Engineer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 123 MB | 138 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Winkong Marine Engineering Co.,Ltd.](https://appshunter.io/developer/1602619555) | [Oral Elmas](https://appshunter.io/developer/1896350657) |

## What reviewers say

### MarinSmart

[App page](https://appshunter.io/ios/app/marinsmart/id1602619553)

**Features:** macOS Compatibility

**In-app purchases:** none


### Marine Engineer

[App page](https://appshunter.io/ios/app/marine-engineer/id6809253477)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EngineRoom Pro - 3 Vessels | $0.99 | per month |
| EngineRoom Pro - 5 Vessels | $1.99 | per month |
| EngineRoom Pro - 10 Vessels | $2.99 | per month |
| EngineRoom Pro - 15 Vessels | $3.99 | per month |
| EngineRoom Pro - Unlimited | $5.99 | per month |
| ORB Part I – Lifetime Access | $24.99 | one-time |


## Frequently asked questions

### Is MarinSmart free?

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

### Is Marine Engineer free?

Marine Engineer is free to download, with in-app purchases available.

### Do MarinSmart or Marine Engineer have ads?

Neither MarinSmart nor Marine Engineer shows ads.

### Which is updated more often, MarinSmart or Marine Engineer?

MarinSmart ships an update monthly, and Marine Engineer every 4 days. Most recently, MarinSmart was updated on November 3, 2026 and Marine Engineer on October 31, 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.*