# Speed Infinity vs Tecfit

The clearest difference is rating: Tecfit at 5.0 against Speed Infinity's 4.3. Tecfit also leads on update cadence (monthly vs every 6 months). Speed Infinity's advantage is ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Tecfit holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Speed Infinity has 6 ratings behind it against 1, so its average is the more settled of the two.

Speed Infinity ships an update every 6 months, Tecfit monthly. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Speed Infinity | Tecfit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/speed-infinity/id1437928470/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tecfit/id1533613911/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Free | Free |
| Size | 45 MB | 12 MB |
| Requires iOS | **11.0** | 12.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Digipower](https://appshunter.io/developer/1222935215) | [Guangdong Bote Health Technology Co., Ltd.](https://appshunter.io/developer/1482249834) |

## 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


### Tecfit

[App page](https://appshunter.io/ios/app/tecfit/id1533613911)

This app controls electrical pulse output from a smart box, simulating brain signals to stimulate motor nerves. It helps develop muscle strength, reduce fat, and aid in muscle tissue injury treatment.

**Highlights:** Control electrical pulse output, Simulate human brain electric signals, Stimulate motor nerves, Adjust muscle contraction strength, Develop muscle strength, Reduce fat, Aid muscle tissue injury treatment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Speed Infinity free?

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

### Is Tecfit free?

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

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

Tecfit is rated higher. Speed Infinity averages 4.3 out of 5 from 6 ratings, while Tecfit averages 5.0 from 1 ratings.

### Do Speed Infinity or Tecfit have ads?

Neither Speed Infinity nor Tecfit shows ads.

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

Speed Infinity ships an update every 6 months, and Tecfit monthly. Most recently, Speed Infinity was updated on October 15, 2026 and Tecfit on October 16, 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.*