# UBoat vs Submarine Simulator 3D

The clearest difference is ads: UBoat at none against Submarine Simulator 3D's shown. UBoat also leads on update cadence (every 2 months vs every 12 months) 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.

UBoat ships an update every 2 months, Submarine Simulator 3D every 12 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | UBoat | Submarine Simulator 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (2.4K ratings)](https://appshunter.io/ios/app/submarine-simulator-3d/id1451089356/reviews)** |
| Number of ratings | — | **2.4K** |
| Positive reviews | **50.0% of reviews** | 40.5% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | **Free** | Ad-supported |
| Size | 9 MB | 181 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGEYUKI TAKAHASHI](https://appshunter.io/developer/437200400) | [Vahagn Sargsyan](https://appshunter.io/developer/913182073) |

## What reviewers say

### UBoat

[App page](https://appshunter.io/ios/app/uboat/id463282122)

Engage in naval combat by targeting and destroying enemy submarines. Control your bombs by tapping and holding the screen, releasing to drop them. Protect your base from incoming enemy forces to clear stages and win the game.

**Highlights:** Tap and hold to drop bombs, Destroy enemy submarines, Protect your base, Clear stages, Pause gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Submarine Simulator 3D

[App page](https://appshunter.io/ios/app/submarine-simulator-3d/id1451089356)

Engage in intense naval warfare as a submarine commando. Explore underwater environments, battle enemy warships and submarines using a variety of weapons, and experience realistic combat simulations. The game features multiple submarine classes and weapon types for strategic gameplay.

**Highlights:** Become a submarine commando, Explore deep sea secrets, Battle enemy ships and submarines, Utilize torpedoes and ballistic missiles, Realistic underwater environment simulation, Multiple submarine classes

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Fun game
- 🚀 Great graphics
- 💡 Customizable difficulty
- 😊 Enjoyable gameplay

**What reviewers complain about**

- 🔍 Lack of instructions/tutorial
- 🔒 Confusing controls
- 🐛 Glitches and bugs
- 💸 Too many ads
- 🔋 Ads drain battery

**Reported bugs**

- Torpedoes not firing correctly
- Submarines clipping through terrain
- Incorrect reward/coin tracking
- Freezing/crashing issues
- Overlapping controls

**Requested features**

- Add more submarine types
- Improve torpedo firing mechanics
- Implement a sandbox mode
- Add an option to remove ads
- Improve multiplayer functionality


## Frequently asked questions

### Is UBoat free?

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

### Is Submarine Simulator 3D free?

Submarine Simulator 3D is free to download, with no in-app purchases.

### Do UBoat or Submarine Simulator 3D have ads?

Submarine Simulator 3D shows ads; UBoat does not.

### Which is updated more often, UBoat or Submarine Simulator 3D?

UBoat ships an update every 2 months, and Submarine Simulator 3D every 12 months. Most recently, UBoat was updated on October 3, 2026 and Submarine Simulator 3D on October 7, 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.*