# xHP Flashtool vs Hampton E85 Mix Calculator

The clearest difference is price: xHP Flashtool at Free against Hampton E85 Mix Calculator's $2.99. xHP Flashtool also leads on ratings volume (2.7K vs 3) and update cadence (weekly vs every 5 weeks). On rating, ads, in-app purchases and monetization model there is nothing between them.

xHP Flashtool is free to download; Hampton E85 Mix Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for xHP Flashtool against 5.0 for Hampton E85 Mix Calculator. That said, the two scores are not equally well evidenced: xHP Flashtool has 2.7K ratings behind it against 3, so its average is the more settled of the two.

xHP Flashtool ships an update weekly, Hampton E85 Mix Calculator every 5 weeks. The most recent releases landed on September 23, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | xHP Flashtool | Hampton E85 Mix Calculator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [4.9 (2.7K ratings)](https://appshunter.io/ios/app/xhp-flashtool/id1475112461/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/hampton-e85-mix-calculator/id1529634776/reviews)** |
| Number of ratings | **2.7K** | 3 |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Paid | Paid |
| Size | 275 MB | 6 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [xAutomotive GmbH](https://appshunter.io/developer/1471996796) | [Daniel Hampton](https://appshunter.io/developer/1587337125) |

## What reviewers say

### xHP Flashtool

[App page](https://appshunter.io/ios/app/xhp-flashtool/id1475112461)

This app offers a complete tuning solution for ZF automatic and DCT transmissions. It allows users to customize their transmission's behavior, from smooth and comfortable to race-ready performance, directly from their Apple devices. Unlock the full potential of your vehicle's transmission.

**Highlights:** ZF transmission tuning, Customizable shift behavior, OTS map selection, DCT transmission support, iOS/iPadOS/Mac M1 compatibility, Multiple adapter options

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Improved performance and responsiveness
- 👍 Easy to use and customize
- 🔧 Excellent customer support
- 💥 Significant driving experience enhancement
- 🏎️ Faster and more responsive shifts

**What reviewers complain about**

- 🐛 Occasional connection issues
- 🔍 Compatibility concerns with newer vehicles
- 💰 Perceived high cost of license

**Reported bugs**

- App crashes during reflash process
- Inability to sign out of account with wrong email

**Requested features**

- Expand compatibility to more vehicle models
- Offer more affordable licensing options
- Implement demo/trial mode for potential users


### Hampton E85 Mix Calculator

[App page](https://appshunter.io/ios/app/hampton-e85-mix-calculator/id1529634776)

Easily calculate the precise amounts of E85 and pump gas needed to achieve your desired ethanol blend. This tool estimates your current fuel level and provides an estimated octane rating for your mix. It works offline, making it convenient for use at any gas station.

**Highlights:** Calculate exact E85 and pump gas amounts, Estimate current fuel level, View estimated octane rating, Offline functionality, Adjustable ethanol and octane defaults, Real-world tested by enthusiasts

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is xHP Flashtool free?

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

### Is Hampton E85 Mix Calculator free?

Hampton E85 Mix Calculator costs $2.99, with no in-app purchases.

### Which has better reviews, xHP Flashtool or Hampton E85 Mix Calculator?

Hampton E85 Mix Calculator is rated higher. xHP Flashtool averages 4.9 out of 5 from 2.7K ratings, while Hampton E85 Mix Calculator averages 5.0 from 3 ratings.

### Do xHP Flashtool or Hampton E85 Mix Calculator have ads?

Neither xHP Flashtool nor Hampton E85 Mix Calculator shows ads.

### Which is updated more often, xHP Flashtool or Hampton E85 Mix Calculator?

xHP Flashtool ships an update weekly, and Hampton E85 Mix Calculator every 5 weeks. Most recently, xHP Flashtool was updated on September 23, 2026 and Hampton E85 Mix Calculator on September 7, 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.*