# OPYC vs Ship Maneuvering Simulator

The clearest difference is review sentiment: Ship Maneuvering Simulator at 86% against OPYC's 20%. Ship Maneuvering Simulator also leads on rating (4.2 vs 2.6) and update cadence (every 6 days vs every 3 months). OPYC's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, 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.

Ship Maneuvering Simulator holds the better App Store score, 4.2 against 2.6. That said, the two scores are not equally well evidenced: Ship Maneuvering Simulator has 101 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 20% of OPYC's written reviews are positive against 86% of Ship Maneuvering Simulator's.

OPYC ships an update every 3 months, Ship Maneuvering Simulator every 6 days. The most recent releases landed on June 1, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | OPYC | Ship Maneuvering Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (8 ratings)](https://appshunter.io/ios/app/opyc/id1217040844/reviews) | **[4.2 (101 ratings)](https://appshunter.io/ios/app/ship-maneuvering-simulator/id6475722175/reviews)** |
| Number of ratings | 8 | **101** |
| Positive reviews | 20.0% of reviews | **86.4% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | **Free** | Ad-supported |
| Size | 70 MB | 338 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Omar reis](https://appshunter.io/developer/687921629) | [WPC](https://appshunter.io/developer/1681830786) |

## What reviewers say

### OPYC

[App page](https://appshunter.io/ios/app/opyc/id1217040844)

Experience realistic sailing with this physics-based simulation. It uses real-time wind forecasts and offers immersive 3D views with dynamic weather and sea conditions. Compete in races or explore the world by earning in-game coins.

**Highlights:** Physics-based sailing simulation, Real-time wind forecasts, Immersive 3D view, Weather routing optimization, Create races and regattas, Earn in-game coins

**Features:** macOS Compatibility

**In-app purchases:** none


### Ship Maneuvering Simulator

[App page](https://appshunter.io/ios/app/ship-maneuvering-simulator/id6475722175)

Experience realistic ship handling with this simulator. It features advanced physics like astern propeller effects, drift during turns, and velocity-dependent rudder and bow thruster performance. Explore various environments with different ship types.

**Highlights:** Astern propeller effect, Drift during turns, Pivot point movement, Velocity-based rudder effectiveness, Bow thruster influenced by velocity, Sandbox environment

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

**In-app purchases:** none


## Frequently asked questions

### Is OPYC free?

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

### Is Ship Maneuvering Simulator free?

Ship Maneuvering Simulator is free to download, with no in-app purchases.

### Which has better reviews, OPYC or Ship Maneuvering Simulator?

Ship Maneuvering Simulator is rated higher. OPYC averages 2.6 out of 5 from 8 ratings, while Ship Maneuvering Simulator averages 4.2 from 101 ratings.

### Do OPYC or Ship Maneuvering Simulator have ads?

Ship Maneuvering Simulator shows ads; OPYC does not.

### Which is updated more often, OPYC or Ship Maneuvering Simulator?

OPYC ships an update every 3 months, and Ship Maneuvering Simulator every 6 days. Most recently, OPYC was updated on June 1, 2026 and Ship Maneuvering Simulator on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*