# Amazon Hydro Transport vs Grau SP

The clearest difference is review sentiment: Grau SP at 100% against Amazon Hydro Transport's 55%. Grau SP also leads on in-app purchases (none vs 12). Amazon Hydro Transport's advantage is update cadence (every 2 weeks vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Amazon Hydro Transport sells 12 in-app purchases, starting at $3.99 per month. Grau SP asks for nothing beyond the download.

Amazon Hydro Transport ships an update every 2 weeks, Grau SP monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Amazon Hydro Transport | Grau SP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (18 ratings)](https://appshunter.io/ios/app/grau-sp/id6768523388/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | 54.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 872 MB | 734 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Kevin Almeida](https://appshunter.io/developer/1842476388) | [gabriel rodrigues](https://appshunter.io/developer/1896581605) |

## What reviewers say

### Amazon Hydro Transport

[App page](https://appshunter.io/ios/app/amazon-hydro-transport/id6753094579)

Experience realistic Amazon river navigation in this boat simulation game. Transport passengers and cargo across detailed maps, customize your vessels, and complete immersive missions. Learn about environmental preservation and Brazilian culture.

**Highlights:** Realistic Amazon river navigation, Over 1500 customizable vessels, Culturally inspired customization, Immersive, real-life missions, Environmental education focus, Regular updates with new content

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | per month |
| 300 Mil de Moedas | $0.99 | one-time |
| 100 Diamantes | $0.99 | one-time |
| 250 Diamantes | $1.99 | one-time |
| 1 Milhão de Moedas | $1.99 | one-time |
| 3 Milhões | $2.99 | one-time |
| 750 Diamantes | $2.99 | one-time |
| 10 Mihões de Moedas | $7.99 | one-time |
| 2000 Diamantes | $7.99 | one-time |
| 5000 Diamantes | $14.99 | one-time |
| 30 Mihões de Moedas | $14.99 | one-time |
| Pacote Premium | $19.99 | one-time |


### Grau SP

[App page](https://appshunter.io/ios/app/grau-sp/id6768523388)

Experience the Brazilian motorcycle world with a vast, explorable map and deep customization for bikes and characters. Ride with friends online in customizable outfits and enjoy innovative gameplay systems designed for immersion. Future updates promise new vehicles, maps, and modes.

**Highlights:** Gigantic Brazilian-inspired map, Extensive motorcycle customization, Free exploration on foot, Online multiplayer with up to 10 players, Character and outfit customization, Innovative gameplay systems, Future updates with new vehicles and modes

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

**In-app purchases:** none


## Frequently asked questions

### Is Amazon Hydro Transport free?

Amazon Hydro Transport is free to download, with in-app purchases available.

### Is Grau SP free?

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

### Do Amazon Hydro Transport or Grau SP have ads?

Neither Amazon Hydro Transport nor Grau SP shows ads.

### Which is updated more often, Amazon Hydro Transport or Grau SP?

Amazon Hydro Transport ships an update every 2 weeks, and Grau SP monthly. Most recently, Amazon Hydro Transport was updated on October 30, 2026 and Grau SP on October 31, 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.*