# mariner 3S vs SystemHelper

The clearest difference is update cadence: SystemHelper at every 2 months against mariner 3S's every 9 months. mariner 3S's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

mariner 3S ships an update every 9 months, SystemHelper every 2 months. The most recent releases landed on September 13, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | mariner 3S | SystemHelper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 24 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mariner 3S AG](https://appshunter.io/developer/1593374907) | [SD SOLUTION SRL SEMPLIFICATA](https://appshunter.io/developer/1197412632) |

## What reviewers say

### mariner 3S

[App page](https://appshunter.io/ios/app/mariner-3s/id1593374905)

**Features:** macOS Compatibility

**In-app purchases:** none


### SystemHelper

[App page](https://appshunter.io/ios/app/systemhelper/id6762087658)

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

**In-app purchases:** none


## Frequently asked questions

### Is mariner 3S free?

mariner 3S is free to download, with no in-app purchases.

### Is SystemHelper free?

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

### Do mariner 3S or SystemHelper have ads?

Neither mariner 3S nor SystemHelper shows ads.

### Which is updated more often, mariner 3S or SystemHelper?

mariner 3S ships an update every 9 months, and SystemHelper every 2 months. Most recently, mariner 3S was updated on September 13, 2026 and SystemHelper on September 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.*