# Xtreme QuickShifter vs PSBK DB

The clearest difference is device support: Xtreme QuickShifter at 3 against PSBK DB's 1. Xtreme QuickShifter also leads on iOS requirement (15.0 vs 26.1). On price, ads and in-app purchases there is nothing between them.

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

## The numbers

| Metric | Xtreme QuickShifter | PSBK DB |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Freemium | — |
| Size | 51 MB | 40 MB |
| Requires iOS | **15.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Tubiello Industria Comercio E Eletromecanica Ltda](https://appshunter.io/developer/1459265201) | [DigitalBrain Performance Ltda.](https://appshunter.io/developer/1741238618) |

## What reviewers say

### Xtreme QuickShifter

[App page](https://appshunter.io/ios/app/xtreme-quickshifter/id1558520744)

Configure your Xtreme QuickShifter module via Bluetooth for motorcycle customization. Save multiple settings for different bike models and adjust engine cut-off times. The premium version offers advanced features like launch and pit controls.

**Highlights:** Bluetooth module configuration, Automatic connection, Motorcycle model calibration, Engine cut-off time settings, Save multiple configurations, Launch and Pit controls (Premium)

**Features:** macOS Compatibility

**In-app purchases:** none


### PSBK DB

[App page](https://appshunter.io/ios/app/psbk-db/id6785707015)

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

**In-app purchases:** none


## Frequently asked questions

### Is Xtreme QuickShifter free?

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

### Is PSBK DB free?

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

### Do Xtreme QuickShifter or PSBK DB have ads?

Neither Xtreme QuickShifter nor PSBK DB 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.*