# JB4 Mobile vs M Performance Drive Analyser

The clearest difference is price: M Performance Drive Analyser at Free against JB4 Mobile's $27.99. M Performance Drive Analyser also leads on review sentiment (62% vs 52%). JB4 Mobile's advantage is ratings volume (239 vs 11) and update cadence (every 3 months vs every 7 months). On rating, ads, in-app purchases and monetization model there is nothing between them.

M Performance Drive Analyser is free to download; JB4 Mobile costs $27.99 up front. Neither carries in-app purchases, so what you see is what you pay.

JB4 Mobile holds the better App Store score, 3.8 against 3.6. That said, the two scores are not equally well evidenced: JB4 Mobile has 239 ratings behind it against 11, so its average is the more settled of the two. Written reviews complicate that: 52% of JB4 Mobile's written reviews are positive against 62% of M Performance Drive Analyser's, so the app with the better star average is not the one people write more warmly about.

JB4 Mobile ships an update every 3 months, M Performance Drive Analyser every 7 months. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | JB4 Mobile | M Performance Drive Analyser |
| --- | --- | --- |
| Price | $27.99 | **Free** |
| Rating | **[3.8 (239 ratings)](https://appshunter.io/ios/app/jb4-mobile/id794841332/reviews)** | [3.6 (11 ratings)](https://appshunter.io/ios/app/m-performance-drive-analyser/id935338481/reviews) |
| Number of ratings | **239** | 11 |
| Positive reviews | 52.4% of reviews | **61.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | Free |
| Best chart rank | **#3** | — |
| Size | 24 MB | 36 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dmac Mobile Developments, LLC](https://appshunter.io/developer/372235786) | [INATRONIC](https://appshunter.io/developer/675718682) |

## What reviewers say

### JB4 Mobile

[App page](https://appshunter.io/ios/app/jb4-mobile/id794841332)

**Currently charting:** #3 Top Paid · Sports, #104 Top Paid (US App Store)

This app acts as a mobile data logger and display for vehicles equipped with a JB4 tuner. It allows users to monitor and log various engine parameters, view data in real-time, and adjust settings for performance tuning.

**Highlights:** Live gauge monitoring, Data logging and graphing, User adjustable settings, WMI settings modification, On-the-fly map switching, Code reading and deletion

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app and a must have with the JB4
- 🔒 Robust security features
- 👍 Awesome data logging
- 👍 Incredible Support
- 👍 Works as expected

**What reviewers complain about**

- 🐛 Doesn't work properly, screen upside down and backwards
- 🐛 Stopped working after update
- 🐛 Bluetooth connection issues
- 🐛 Gauges freezing
- 🐛 Screen turns off

**Reported bugs**

- App crashes
- Can't connect to server
- Mirrored/inverted display
- Compatibility issues with new iOS versions
- Trouble logging in

**Requested features**

- Add CarPlay support
- Allow customizing map names
- Add more gauge styling options
- Improve UI and layout
- Integrate with Apple Carplay


### M Performance Drive Analyser

[App page](https://appshunter.io/ios/app/m-performance-drive-analyser/id935338481)

This app analyzes driving dynamics, providing professional recording and analysis of performance data. View results as videos and graphs on your smartphone after connecting an OBD stick to your BMW. Supports all BMW models from 2008 onwards.

**Highlights:** Track and data recording with video, Professional analysis tools, Video file generation with data overlay, Precision time measurement for tests, Real-time engine power and torque display, Real-time engine data, Fuel consumption and CO2 emission tracking

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is JB4 Mobile free?

JB4 Mobile costs $27.99, with no in-app purchases.

### Is M Performance Drive Analyser free?

M Performance Drive Analyser is free to download, with no in-app purchases.

### Which has better reviews, JB4 Mobile or M Performance Drive Analyser?

JB4 Mobile is rated higher. JB4 Mobile averages 3.8 out of 5 from 239 ratings, while M Performance Drive Analyser averages 3.6 from 11 ratings.

### Do JB4 Mobile or M Performance Drive Analyser have ads?

Neither JB4 Mobile nor M Performance Drive Analyser shows ads.

### Which is updated more often, JB4 Mobile or M Performance Drive Analyser?

JB4 Mobile ships an update every 3 months, and M Performance Drive Analyser every 7 months. Most recently, JB4 Mobile was updated on October 15, 2026 and M Performance Drive Analyser on October 7, 2026.

---

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