# xHP Flashtool vs GraphiKai

The clearest difference is in-app purchases: xHP Flashtool at none against GraphiKai's 1. xHP Flashtool also leads on update cadence (weekly vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GraphiKai sells 1 one-off in-app purchase. xHP Flashtool asks for nothing beyond the download.

xHP Flashtool ships an update weekly, GraphiKai every 4 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | xHP Flashtool | GraphiKai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (2.7K ratings)](https://appshunter.io/ios/app/xhp-flashtool/id1475112461/reviews)** | — |
| Number of ratings | **2.7K** | — |
| Positive reviews | 93.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | Paid | — |
| Size | 276 MB | 39 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [xAutomotive GmbH](https://appshunter.io/developer/1471996796) | [Ibrahim Zaougui](https://appshunter.io/developer/1788547020) |

## 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


### GraphiKai

[App page](https://appshunter.io/ios/app/graphikai/id6755329159)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Themes | $4.99 | one-time |


## Frequently asked questions

### Is xHP Flashtool free?

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

### Is GraphiKai free?

GraphiKai is free to download, with in-app purchases available.

### Do xHP Flashtool or GraphiKai have ads?

Neither xHP Flashtool nor GraphiKai shows ads.

### Which is updated more often, xHP Flashtool or GraphiKai?

xHP Flashtool ships an update weekly, and GraphiKai every 4 weeks. Most recently, xHP Flashtool was updated on October 13, 2026 and GraphiKai on October 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.*