# Speed Infinity vs ShiftPower

The clearest difference is rating: ShiftPower at 4.8 against Speed Infinity's 4.3. ShiftPower also leads on update cadence (every 2 weeks vs every 6 months) and ratings volume (316 vs 6). Speed Infinity's advantage is ads (none vs shown) and monetization model (free vs ad-supported). 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.

ShiftPower holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: ShiftPower has 316 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 50% of Speed Infinity's written reviews are positive against 71% of ShiftPower's.

Speed Infinity ships an update every 6 months, ShiftPower every 2 weeks. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Speed Infinity | ShiftPower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/speed-infinity/id1437928470/reviews) | **[4.8 (316 ratings)](https://appshunter.io/ios/app/shiftpower/id1473662284/reviews)** |
| Number of ratings | 6 | **316** |
| Positive reviews | 50.0% of reviews | **71.4% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 45 MB | 109 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | +4 |
| Developer | [Digipower](https://appshunter.io/developer/1222935215) | [Faaftech Tecnologia Ltda](https://appshunter.io/developer/1473662283) |

## What reviewers say

### Speed Infinity

[App page](https://appshunter.io/ios/app/speed-infinity/id1437928470)

Enhance your vehicle's throttle response and performance with this app. It offers multiple driving and safety modes, allowing you to control your car's capabilities directly from your smartphone. Enjoy a new driving experience with customizable settings and advanced features.

**Highlights:** Adjust throttle response, Multiple driving modes (Stock, Eco, Sport, Performance, Track), Safety modes (Valet, Pedal Lock), Download vehicle calibration map, DPW Cutout control, Control LED brightness

**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 Speed Infinity free?

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

### Is ShiftPower free?

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

### Which has better reviews, Speed Infinity or ShiftPower?

ShiftPower is rated higher. Speed Infinity averages 4.3 out of 5 from 6 ratings, while ShiftPower averages 4.8 from 316 ratings.

### Do Speed Infinity or ShiftPower have ads?

ShiftPower shows ads; Speed Infinity does not.

### Which is updated more often, Speed Infinity or ShiftPower?

Speed Infinity ships an update every 6 months, and ShiftPower every 2 weeks. Most recently, Speed Infinity was updated on September 29, 2026 and ShiftPower on October 3, 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.*