# ShiftPower vs Carteira CAC

The clearest difference is in-app purchases: ShiftPower at none against Carteira CAC's 1. ShiftPower also leads on device support (4 vs 1). Carteira CAC's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price and iOS requirement there is nothing between them.

Both are free to download. Carteira CAC sells 1 in-app purchase, starting at $11.99 per year. ShiftPower asks for nothing beyond the download.

ShiftPower ships an update every 2 weeks, Carteira CAC every 2 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | ShiftPower | Carteira CAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (352 ratings)](https://appshunter.io/ios/app/shiftpower/id1473662284/reviews)** | — |
| Number of ratings | **352** | — |
| Positive reviews | 61.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 112 MB | 45 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Faaftech Tecnologia Ltda](https://appshunter.io/developer/1473662283) | [Maurílio Henrique](https://appshunter.io/developer/512297672) |

## What reviewers say

### ShiftPower

[App page](https://appshunter.io/ios/app/shiftpower/id1473662284)

Enhance your driving experience with customizable acceleration modes for sportier and safer performance. Control your vehicle's safety with dedicated Lock and Valet modes, offering over 300 acceleration response maps for a personalized feel.

**Highlights:** Four customizable driving modes, Lock and Valet safety modes, Over 300 acceleration response maps, Sportier and safer overtaking, Plug-and-Play installation

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

**In-app purchases:** none


### Carteira CAC

[App page](https://appshunter.io/ios/app/carteira-cac/id6814230068)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Anual | $11.99 | per year |


## Frequently asked questions

### Is ShiftPower free?

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

### Is Carteira CAC free?

Carteira CAC is free to download, with in-app purchases available.

### Do ShiftPower or Carteira CAC have ads?

ShiftPower shows ads; Carteira CAC does not.

### Which is updated more often, ShiftPower or Carteira CAC?

ShiftPower ships an update every 2 weeks, and Carteira CAC every 2 days. Most recently, ShiftPower was updated on October 29, 2026 and Carteira CAC on October 29, 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.*