# Hidrográfico + vs MadeiraOcean

The clearest difference is iOS requirement: Hidrográfico + at 12.0 against MadeiraOcean's 17.0. On price, update cadence, 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.

Hidrográfico + ships an update every 6 months, MadeiraOcean every 4 months. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Hidrográfico + | MadeiraOcean |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Size | 76 MB | 20 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Instituto Hidrografico](https://appshunter.io/developer/1587181391) | [AGENCIA REGIONAL PARA O DESENVOLVIMENTO DA INVESTIGACAO, TECNOLOGIA E INOVACAO - ASSOCIACAO](https://appshunter.io/developer/1543179793) |

## What reviewers say

### Hidrográfico +

[App page](https://appshunter.io/ios/app/hidrografico-plus/id1587181389)

**Features:** macOS Compatibility

**In-app purchases:** none


### MadeiraOcean

[App page](https://appshunter.io/ios/app/madeiraocean/id6476694648)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hidrográfico + free?

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

### Is MadeiraOcean free?

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

### Do Hidrográfico + or MadeiraOcean have ads?

Neither Hidrográfico + nor MadeiraOcean shows ads.

### Which is updated more often, Hidrográfico + or MadeiraOcean?

Hidrográfico + ships an update every 6 months, and MadeiraOcean every 4 months. Most recently, Hidrográfico + was updated on October 13, 2026 and MadeiraOcean on October 15, 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.*