# Alerta vs ShiftPower

The clearest difference is ads: Alerta at none against ShiftPower's shown. ShiftPower's advantage is update cadence (every 2 weeks vs every 66 months) and device support (4 vs 2). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Alerta ships an update every 66 months, ShiftPower every 2 weeks. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Alerta | ShiftPower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (348 ratings)](https://appshunter.io/ios/app/shiftpower/id1473662284/reviews)** |
| Number of ratings | — | **348** |
| Positive reviews | — | 61.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 66 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 37 MB | 112 MB |
| Requires iOS | **14** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Casa Civil (Ceara)](https://appshunter.io/developer/1416022726) | [Faaftech Tecnologia Ltda](https://appshunter.io/developer/1473662283) |

## What reviewers say

### Alerta

[App page](https://appshunter.io/ios/app/alerta-mpce/id1470948787)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Alerta free?

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

### Is ShiftPower free?

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

### Do Alerta or ShiftPower have ads?

ShiftPower shows ads; Alerta does not.

### Which is updated more often, Alerta or ShiftPower?

Alerta ships an update every 66 months, and ShiftPower every 2 weeks. Most recently, Alerta was updated on October 5, 2026 and ShiftPower on October 11, 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.*