# Mareas vs Andes Powder

The clearest difference is in-app purchases: Mareas at none against Andes Powder's 1. Mareas also leads on device support (4 vs 2). Andes Powder's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Andes Powder sells 1 one-off in-app purchase. Mareas asks for nothing beyond the download.

Mareas ships an update every 3 months, Andes Powder every 2 weeks. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Mareas | Andes Powder |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 56 MB | 43 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruben Fernandez](https://appshunter.io/developer/1013021034) | [Juan cruz Mountford](https://appshunter.io/developer/1854226537) |

## What reviewers say

### Mareas

[App page](https://appshunter.io/ios/app/mareas/id1522201767)

Access tide information for Spanish ports offline. View tide status, current height, and upcoming high/low tides. Includes home screen widgets and Apple Watch support.

**Highlights:** Offline tide data for Spanish ports, Current tide status (rising/falling), Tide height and coefficients, Upcoming high and low tides, Home screen and lock screen widgets, Apple Watch companion app, Siri integration for tide queries

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Andes Powder

[App page](https://appshunter.io/ios/app/andes-powder/id6765494965)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Founder Pass 2027 | $9.99 | one-time |


## Frequently asked questions

### Is Mareas free?

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

### Is Andes Powder free?

Andes Powder is free to download, with in-app purchases available.

### Do Mareas or Andes Powder have ads?

Neither Mareas nor Andes Powder shows ads.

### Which is updated more often, Mareas or Andes Powder?

Mareas ships an update every 3 months, and Andes Powder every 2 weeks. Most recently, Mareas was updated on October 17, 2026 and Andes Powder on October 9, 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.*