# gas4us vs Predador CRBT Controller

The clearest difference is device support: gas4us at 2 against Predador CRBT Controller's —. Predador CRBT Controller's advantage is iOS requirement (12.4 vs 16.0). On price 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.

## The numbers

| Metric | gas4us | Predador CRBT Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gas4us/id1459576147/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 57 MB | 34 MB |
| Requires iOS | 16.0 | **12.4** |
| Devices | **iPhone, iPad** | — |
| Age rating | 17+ | 4+ |
| Developer | [TX FUEL](https://appshunter.io/developer/1459372907) | [Predador 4x4](https://appshunter.io/developer/1557681630) |

## What reviewers say

### gas4us

[App page](https://appshunter.io/ios/app/gas4us/id1459576147)

This app allows users to refuel their vehicles with discounts and earn points. Purchase credits within the app, find a participating gas station, and pay using a generated token at the pump. Save money and accumulate rewards on every fill-up.

**Highlights:** Refuel with discounts, Earn points on purchases, Purchase credits in-app, Find participating gas stations, Pay with app token

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

**In-app purchases:** none


### Predador CRBT Controller

[App page](https://appshunter.io/ios/app/predador-crbt-controller/id1660230510)

**In-app purchases:** none


## Frequently asked questions

### Is gas4us free?

gas4us is free to download, with no in-app purchases.

### Is Predador CRBT Controller free?

Predador CRBT Controller is free to download, with no in-app purchases.

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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.*