# Submarine Master vs Time Loop Builder

The clearest difference is in-app purchases: Time Loop Builder at none against Submarine Master's 2. Time Loop Builder also leads on ads (none vs shown). Submarine Master's advantage is iOS requirement (11.0 vs 15). On price and device support there is nothing between them.

Both are free to download. Submarine Master sells 2 one-off in-app purchases. Time Loop Builder asks for nothing beyond the download.

## The numbers

| Metric | Submarine Master | Time Loop Builder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Size | 247 MB | 7 MB |
| Requires iOS | **11.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stubborn Gaming Studios LLP](https://appshunter.io/developer/1545884281) | [登鹏 蒋](https://appshunter.io/developer/1881445519) |

## What reviewers say

### Submarine Master

[App page](https://appshunter.io/ios/app/submarine-master/id1583826526)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Ships | $0.99 | one-time |
| No Forced Ads | $0.99 | one-time |


### Time Loop Builder

[App page](https://appshunter.io/ios/app/time-loop-builder/id6761248149)

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

**In-app purchases:** none


## Frequently asked questions

### Is Submarine Master free?

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

### Is Time Loop Builder free?

Time Loop Builder is free to download, with no in-app purchases.

### Do Submarine Master or Time Loop Builder have ads?

Submarine Master shows ads; Time Loop Builder does not.

---

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