# Uboat vs Cannon Siege

The clearest difference is review sentiment: Uboat at 67% against Cannon Siege's 0%. Uboat also leads on rating (4.5 vs 1.0) and ratings volume (381 vs 2). Cannon Siege's advantage is in-app purchases (none vs 17) and update cadence (every 5 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Uboat sells 17 one-off in-app purchases. Cannon Siege asks for nothing beyond the download.

Uboat holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Uboat has 381 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 67% of Uboat's written reviews are positive against 0% of Cannon Siege's.

Uboat ships an update every 3 months, Cannon Siege every 5 weeks. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Uboat | Cannon Siege |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (381 ratings)](https://appshunter.io/ios/app/uboat-depth-hunter/id6756121107/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/cannon-siege-evolution/id6786693394/reviews) |
| Number of ratings | **381** | 2 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 431 MB | 255 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [AnisoftGames](https://appshunter.io/developer/1656075355) | [Khurram Samad](https://appshunter.io/developer/301202277) |

## What reviewers say

### Uboat

[App page](https://appshunter.io/ios/app/uboat-depth-hunter/id6756121107)

Command a submarine in real-time naval combat, tracking and sinking enemy fleets across diverse underwater environments. Upgrade your vessel with advanced weaponry and manage your crew through survival missions and tactical campaigns.

**Highlights:** Real-time submarine combat, Diverse battle environments, Upgradeable submarines and weapons, Survival and mission modes, Intuitive controls, Rank progression

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15 Double Torpedoes | $1.49 | one-time |
| 5000 Torpedo Bucks | $1.99 | one-time |
| 10 Ad Skippers | $2.49 | one-time |
| 15 Triple Torpedoes | $2.99 | one-time |
| Missile Barrage | $3.39 | one-time |
| 10.000 Torpedo Bucks | $3.49 | one-time |
| 15 Homing Torpedoes | $4.49 | one-time |
| Fail Offer | $5.99 | one-time |
| The Steel Wave Pack | $6.09 | one-time |
| Starter Pack | $6.79 | one-time |
| The Navy Veteran Pack | $6.79 | one-time |
| The Welcome Pack | $7.09 | one-time |
| 40 Ad Skippers | $7.49 | one-time |
| 50.000 Torpedo Bucks | $12.99 | one-time |
| The Premium Pack | $15.90 | one-time |
| 100K Torpedo Bucks | $23.99 | one-time |
| 200K Torpedo Bucks | $44.99 | one-time |


### Cannon Siege

[App page](https://appshunter.io/ios/app/cannon-siege-evolution/id6786693394)

Engage in an action-packed destruction game where strategic aiming and powerful upgrades lead to victory. Fire devastating shots to crush enemy structures and dominate increasingly challenging levels. Evolve your cannon to become unstoppable.

**Highlights:** Addictive aiming and shooting mechanics, Realistic destruction physics, Upgrade and evolve cannon power, Strategic gameplay with increasing difficulty, Easy to play, challenging to master

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

**In-app purchases:** none


## Frequently asked questions

### Is Uboat free?

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

### Is Cannon Siege free?

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

### Which has better reviews, Uboat or Cannon Siege?

Uboat is rated higher. Uboat averages 4.5 out of 5 from 381 ratings, while Cannon Siege averages 1.0 from 2 ratings.

### Do Uboat or Cannon Siege have ads?

Both Uboat and Cannon Siege show ads.

### Which is updated more often, Uboat or Cannon Siege?

Uboat ships an update every 3 months, and Cannon Siege every 5 weeks. Most recently, Uboat was updated on September 24, 2026 and Cannon Siege on September 23, 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.*