# GBI vs Prontosat

The clearest difference is update cadence: GBI at every 2 months against Prontosat's every 7 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.

GBI ships an update every 2 months, Prontosat every 7 months. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | GBI | Prontosat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Size | 78 MB | 243 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [GBI COMBUSTIVEIS LTDA.](https://appshunter.io/developer/1590875246) | [aguinaldo sousa de moraes](https://appshunter.io/developer/1691235325) |

## What reviewers say

### GBI

[App page](https://appshunter.io/ios/app/gbi/id1576742008)

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

**In-app purchases:** none


### Prontosat

[App page](https://appshunter.io/ios/app/prontosat/id6470370913)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GBI free?

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

### Is Prontosat free?

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

### Do GBI or Prontosat have ads?

Neither GBI nor Prontosat shows ads.

### Which is updated more often, GBI or Prontosat?

GBI ships an update every 2 months, and Prontosat every 7 months. Most recently, GBI was updated on October 14, 2026 and Prontosat on October 10, 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.*