# Switch Bridge Action vs Submarine Defence

The clearest difference is update cadence: Submarine Defence at every 10 days against Switch Bridge Action's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Switch Bridge Action sells 2 one-off in-app purchases and Submarine Defence sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Switch Bridge Action ships an update every 3 months, Submarine Defence every 10 days. The most recent releases landed on October 5, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Switch Bridge Action | Submarine Defence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/submarine-defence/id6502581083/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 59 MB | 227 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Bolotov](https://appshunter.io/developer/1645086776) | [Rahman Mammadov](https://appshunter.io/developer/1391372218) |

## What reviewers say

### Switch Bridge Action

[App page](https://appshunter.io/ios/app/switch-bridge-action/id6444804680)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5000 Coins | $0.99 | one-time |
| Premium Subscription | $0.99 | one-time |


### Submarine Defence

[App page](https://appshunter.io/ios/app/submarine-defence/id6502581083)

Engage in strategic underwater combat, customizing your submarine with earned gold. Neutralize enemy vessels and torpedoes through tactical planning and powerful weaponry. Experience realistic graphics and compete on global leaderboards.

**Highlights:** Submarine customization, Objective-based missions, Strategic combat planning, Realistic underwater graphics, Global leaderboards and achievements

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock ship | $2.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Get 1000 purchasable | $3.99 | one-time |
| Get 5000 purchasable | $4.99 | one-time |
| Get 25000 purchasable | $5.99 | one-time |
| Get 100000 purchasable | $9.99 | one-time |
| Get 1000000 purchasable | $17.99 | one-time |


## Frequently asked questions

### Is Switch Bridge Action free?

Switch Bridge Action is free to download, with in-app purchases available.

### Is Submarine Defence free?

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

### Do Switch Bridge Action or Submarine Defence have ads?

Both Switch Bridge Action and Submarine Defence show ads.

### Which is updated more often, Switch Bridge Action or Submarine Defence?

Switch Bridge Action ships an update every 3 months, and Submarine Defence every 10 days. Most recently, Switch Bridge Action was updated on October 5, 2026 and Submarine Defence on October 24, 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.*