# Z1 HotBox vs Garrett Motion G

The clearest difference is rating: Garrett Motion G at 5.0 against Z1 HotBox's 3.7. Z1 HotBox's advantage is ratings volume (7 vs 1) and iOS requirement (11.0 vs 15.0). 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.

Garrett Motion G holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Z1 HotBox has 7 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Z1 HotBox | Garrett Motion G |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (7 ratings)](https://appshunter.io/ios/app/z1-hotbox/id6449257546/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/garrett-motion-g-smart-module/id6457547124/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 months |
| Monetization | Free | Free |
| Size | 86 MB | 6 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Z1 Motorsports, Inc](https://appshunter.io/developer/1688398734) | [Performance Electronics](https://appshunter.io/developer/1161515426) |

## What reviewers say

### Z1 HotBox

[App page](https://appshunter.io/ios/app/z1-hotbox/id6449257546)

This app connects to a Z1 Motorsports HotBox Performance Tuner to manage your Nissan or Infiniti vehicle's engine. It allows you to select performance modes, log engine data, and update the tuner's firmware.

**Highlights:** Select performance modes, Log engine parameters, Send logs to Z1 Motorsports, Flash firmware updates, Requires Z1 Motorsports HotBox tuner

**In-app purchases:** none


### Garrett Motion G

[App page](https://appshunter.io/ios/app/garrett-motion-g-smart-module/id6457547124)

This free tool connects to a Bluetooth module to display turbo speed and boost pressure data on your mobile device. Optimize turbocharger durability and performance by monitoring operating RPMs and calculating turbo efficiency.

**Highlights:** Display turbo speed and boost pressure, Optimize turbocharger durability and performance, Calculate turbo efficiency, Gauge and graph data formats, 120-second live data plot, Easy installation and setup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Z1 HotBox free?

Z1 HotBox is free to download, with no in-app purchases.

### Is Garrett Motion G free?

Garrett Motion G is free to download, with no in-app purchases.

### Which has better reviews, Z1 HotBox or Garrett Motion G?

Garrett Motion G is rated higher. Z1 HotBox averages 3.7 out of 5 from 7 ratings, while Garrett Motion G averages 5.0 from 1 ratings.

### Do Z1 HotBox or Garrett Motion G have ads?

Neither Z1 HotBox nor Garrett Motion G shows ads.

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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.*