# Rabbit Connect vs JB4 PRO

The clearest difference is review sentiment: JB4 PRO at 50% against Rabbit Connect's 0%. JB4 PRO also leads on rating (4.4 vs 1.0) and update cadence (fortnightly vs every 2 months). Rabbit Connect's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and monetization model 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 1.0. That said, the two scores are not equally well evidenced: JB4 PRO has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Rabbit Connect's written reviews are positive against 50% of JB4 PRO's.

Rabbit Connect ships an update every 2 months, JB4 PRO fortnightly. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Rabbit Connect | JB4 PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/rabbit-connect/id6446173738/reviews) | **[4.4 (14 ratings)](https://appshunter.io/ios/app/jb4-pro/id6746129072/reviews)** |
| Number of ratings | 1 | **14** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 70 MB | 22 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rabbit Rally SL](https://appshunter.io/developer/6775050364) | [Burger Motorsports, Inc](https://appshunter.io/developer/1815297026) |

## What reviewers say

### Rabbit Connect

[App page](https://appshunter.io/ios/app/rabbit-connect/id6446173738)

Enhance your GPS experience by connecting external Bluetooth GPS devices and multiple copilot units. This application is designed to work specifically with the Rabbit BOX for advanced navigation and tracking capabilities.

**Highlights:** External Bluetooth GPS integration, Connect multiple copilot devices, Rabbit BOX compatibility, Utilize external GPS sources only

**Features:** macOS Compatibility, 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 Rabbit Connect free?

Rabbit Connect 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, Rabbit Connect or JB4 PRO?

JB4 PRO is rated higher. Rabbit Connect averages 1.0 out of 5 from 1 ratings, while JB4 PRO averages 4.4 from 14 ratings.

### Do Rabbit Connect or JB4 PRO have ads?

Neither Rabbit Connect nor JB4 PRO shows ads.

### Which is updated more often, Rabbit Connect or JB4 PRO?

Rabbit Connect ships an update every 2 months, and JB4 PRO fortnightly. Most recently, Rabbit Connect was updated on September 30, 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.*