# Smartpond PROline vs mariner 3S

The clearest difference is update cadence: Smartpond PROline at every 5 weeks against mariner 3S's every 9 months. On price, ads, 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.

Smartpond PROline ships an update every 5 weeks, mariner 3S every 9 months. The most recent releases landed on October 26, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Smartpond PROline | mariner 3S |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 9 months |
| Size | 37 MB | 24 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Senect GmbH & Co. KG](https://appshunter.io/developer/1103317584) | [Mariner 3S AG](https://appshunter.io/developer/1593374907) |

## What reviewers say

### Smartpond PROline

[App page](https://appshunter.io/ios/app/smartpond-proline/id1106582936)

**Features:** Vision Pro support

**In-app purchases:** none


### mariner 3S

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smartpond PROline free?

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

### Is mariner 3S free?

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

### Do Smartpond PROline or mariner 3S have ads?

Neither Smartpond PROline nor mariner 3S shows ads.

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

Smartpond PROline ships an update every 5 weeks, and mariner 3S every 9 months. Most recently, Smartpond PROline was updated on October 26, 2026 and mariner 3S on September 13, 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.*