# xHP Flashtool vs Scroll Doctor

The clearest difference is in-app purchases: xHP Flashtool at none against Scroll Doctor's 1. xHP Flashtool also leads on ratings volume (2.7K vs 4) and device support (3 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Scroll Doctor sells 1 in-app purchase, starting at $2.99 per month. xHP Flashtool asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for xHP Flashtool against 5.0 for Scroll Doctor. That said, the two scores are not equally well evidenced: xHP Flashtool has 2.7K ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 94% of xHP Flashtool's written reviews are positive against 100% of Scroll Doctor's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | xHP Flashtool | Scroll Doctor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (2.7K ratings)](https://appshunter.io/ios/app/xhp-flashtool/id1475112461/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/scroll-doctor-app-blocker/id6802909362/reviews)** |
| Number of ratings | **2.7K** | 4 |
| Positive reviews | 93.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Paid | **Freemium** |
| Size | 277 MB | 12 MB |
| Requires iOS | **15.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [xAutomotive GmbH](https://appshunter.io/developer/1471996796) | [Matthew Gallo](https://appshunter.io/developer/6802909364) |

## 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


### Scroll Doctor

[App page](https://appshunter.io/ios/app/scroll-doctor-app-blocker/id6802909362)

This app helps you reduce distracting app and website usage by setting daily limits, schedules, or permanent blocks. It features adaptive blocking that makes it harder to ignore limits over time. Usage insights and an adult website filter are also included.

**Highlights:** Daily time limits per app/website, Customizable blocking schedules, Permanent app/website blocks, Adaptive blocking for harder-to-ignore limits, Quick access for limited extra time, Usage insights and trends, Adult website filtering

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scroll Doctor Pro | $2.99 | per month |


## Frequently asked questions

### Is xHP Flashtool free?

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

### Is Scroll Doctor free?

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

### Which has better reviews, xHP Flashtool or Scroll Doctor?

Scroll Doctor is rated higher. xHP Flashtool averages 4.9 out of 5 from 2.7K ratings, while Scroll Doctor averages 5.0 from 4 ratings.

### Do xHP Flashtool or Scroll Doctor have ads?

Neither xHP Flashtool nor Scroll Doctor shows ads.

### Which is updated more often, xHP Flashtool or Scroll Doctor?

xHP Flashtool ships an update weekly, and Scroll Doctor weekly. Most recently, xHP Flashtool was updated on October 15, 2026 and Scroll Doctor on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*