# Wattpaddler vs MTA MountainApp

The clearest difference is update cadence: Wattpaddler at every 4 weeks against MTA MountainApp's every 6 months. MTA MountainApp's advantage is iOS requirement (12.0 vs 15.0). 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.

Wattpaddler ships an update every 4 weeks, MTA MountainApp every 6 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Wattpaddler | MTA MountainApp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 91.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 36 MB | 61 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Steffen Wagner](https://appshunter.io/developer/1489646624) | [SPOTTERON Gmbh](https://appshunter.io/developer/1378099707) |

## What reviewers say

### Wattpaddler

[App page](https://appshunter.io/ios/app/wattpaddler/id1489646625)

Provides tide and water level forecasts for German, Dutch, and Danish coastal areas. Includes detailed weather predictions, storm warnings, and nautical information for safe navigation. Offers tools for calculating passage times and visualizing tidal data.

**Highlights:** Tide and water level forecasts, Weather predictions and storm warnings, Nautical warnings and information, Passage time calculation, Tidal data visualization, Daylight and moon phase information, Interactive nautical charts

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

**In-app purchases:** none


### MTA MountainApp

[App page](https://appshunter.io/ios/app/mta-mountainapp/id1642560484)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Wattpaddler free?

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

### Is MTA MountainApp free?

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

### Do Wattpaddler or MTA MountainApp have ads?

Neither Wattpaddler nor MTA MountainApp shows ads.

### Which is updated more often, Wattpaddler or MTA MountainApp?

Wattpaddler ships an update every 4 weeks, and MTA MountainApp every 6 months. Most recently, Wattpaddler was updated on November 3, 2026 and MTA MountainApp on November 3, 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.*