# DTE PedalBox vs JB4 PRO

The clearest difference is update cadence: JB4 PRO at fortnightly against DTE PedalBox's every 5 months. JB4 PRO also leads on rating (4.4 vs 4.2). On price, review sentiment, ratings volume and ads there is nothing between them.

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

JB4 PRO holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 6 and 14 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

DTE PedalBox ships an update every 5 months, JB4 PRO fortnightly. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | DTE PedalBox | JB4 PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (6 ratings)](https://appshunter.io/ios/app/dte-pedalbox/id1435698112/reviews) | **[4.4 (14 ratings)](https://appshunter.io/ios/app/jb4-pro/id6746129072/reviews)** |
| Number of ratings | 6 | **14** |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 14 MB | 22 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [DTE-Systems GmbH](https://appshunter.io/developer/1128748563) | [Burger Motorsports, Inc](https://appshunter.io/developer/1815297026) |

## What reviewers say

### DTE PedalBox

[App page](https://appshunter.io/ios/app/dte-pedalbox/id1435698112)

Control your vehicle's acceleration and response behavior with this app. Customize driving modes and power levels for a personalized driving experience. It requires a compatible DTE accelerator tuning system to function.

**Highlights:** Adjust acceleration and response behavior, Select driving programs (Sport+, Sport, City, Eco, etc.), Configure individual programs with power levels, Activate/deactivate immobilizer and limit mode, Switch PedalBox on/off, Update tuning software

**Features:** Vision Pro support

**In-app purchases:** none


### JB4 PRO

[App page](https://appshunter.io/ios/app/jb4-pro/id6746129072)

Integrate your performance tuner with your smartphone to adjust engine maps, view real-time data, and manage system settings. This app requires a specific Bluetooth adapter for full functionality.

**Highlights:** Change maps, Monitor live engine data, Record logs, Manage fault codes, Update JB4 firmware, Smartphone integration

**In-app purchases:** none


## Frequently asked questions

### Is DTE PedalBox free?

DTE PedalBox is free to download, with no in-app purchases.

### Is JB4 PRO free?

JB4 PRO is free to download, with no in-app purchases.

### Which has better reviews, DTE PedalBox or JB4 PRO?

JB4 PRO is rated higher. DTE PedalBox averages 4.2 out of 5 from 6 ratings, while JB4 PRO averages 4.4 from 14 ratings.

### Do DTE PedalBox or JB4 PRO have ads?

Neither DTE PedalBox nor JB4 PRO shows ads.

### Which is updated more often, DTE PedalBox or JB4 PRO?

DTE PedalBox ships an update every 5 months, and JB4 PRO fortnightly. Most recently, DTE PedalBox was updated on October 14, 2026 and JB4 PRO on October 1, 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.*