# JB4 Mobile vs Volcon

The clearest difference is price: Volcon at Free against JB4 Mobile's $27.99. Volcon also leads on rating (4.5 vs 3.8) and update cadence (every 3 weeks vs every 3 months). JB4 Mobile's advantage is ratings volume (239 vs 19) and chart position (#8 vs unranked). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

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

Volcon holds the better App Store score, 4.5 against 3.8. That said, the two scores are not equally well evidenced: JB4 Mobile has 239 ratings behind it against 19, so its average is the more settled of the two. Written reviews point the same way: 52% of JB4 Mobile's written reviews are positive against 56% of Volcon's.

JB4 Mobile ships an update every 3 months, Volcon every 3 weeks. The most recent releases landed on September 23, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | JB4 Mobile | Volcon |
| --- | --- | --- |
| Price | $27.99 | **Free** |
| Rating | [3.8 (239 ratings)](https://appshunter.io/ios/app/jb4-mobile/id794841332/reviews) | **[4.5 (19 ratings)](https://appshunter.io/ios/app/volcon/id1579916557/reviews)** |
| Number of ratings | **239** | 19 |
| Positive reviews | 52.4% of reviews | **55.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Best chart rank | **#8** | — |
| Size | 24 MB | 192 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dmac Mobile Developments, LLC](https://appshunter.io/developer/372235786) | [Volcon ePowerSports LLC](https://appshunter.io/developer/1565843912) |

## What reviewers say

### JB4 Mobile

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

**Currently charting:** #8 Top Paid · Sports (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


### Volcon

[App page](https://appshunter.io/ios/app/volcon/id1579916557)

Connect with your electric vehicle to monitor its status, control ride settings, and receive software updates. Manage multiple vehicles from a single account and access support resources.

**Highlights:** Vehicle pairing via QR or Bluetooth, Multi-vehicle account management, Real-time dashboard with speed, battery, and mode, Over-the-air software updates, Personalize vehicle names, Remote dashboard control

**In-app purchases:** none


## Frequently asked questions

### Is JB4 Mobile free?

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

### Is Volcon free?

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

### Which has better reviews, JB4 Mobile or Volcon?

Volcon is rated higher. JB4 Mobile averages 3.8 out of 5 from 239 ratings, while Volcon averages 4.5 from 19 ratings.

### Do JB4 Mobile or Volcon have ads?

Neither JB4 Mobile nor Volcon shows ads.

### Which is updated more often, JB4 Mobile or Volcon?

JB4 Mobile ships an update every 3 months, and Volcon every 3 weeks. Most recently, JB4 Mobile was updated on September 23, 2026 and Volcon on July 5, 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.*