Rabbit Connect vs JB4 PRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rabbit Connect
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.
- External Bluetooth GPS integration
- Connect multiple copilot devices
- Rabbit BOX compatibility
- Utilize external GPS sources only
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This app allow you to: - Combine external bluetooth GPS with Rabbit BOX - Connect multiple copilot devices - Use only external GPSs
JB4 PRO
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.
- Change maps
- Monitor live engine data
- Record logs
- Manage fault codes
- Update JB4 firmware
- Smartphone integration
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Smart phone integration for your JB4 performance tuner to change maps, monitor live engine data, record logs, manage fault codes, update JB4 firmware, and much more! Note the JB4 PRO free app requires the JB4 PRO BT adapter and is not compatible with the JB4 Mobile BT adapter.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 August 19, 2026 and October 1, 2026 respectively.
| Parameter | Rabbit Connect | JB4 PRO |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.4 (14 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 1 | 14 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 70 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Rabbit Rally SL | Burger Motorsports, Inc |
Customer experience
Rabbit Connect
JB4 PRO
In-app purchases
Rabbit Connect
No in-app purchases
JB4 PRO
No in-app purchases
Questions
Is Rabbit Connect free?
Is JB4 PRO free?
Which has better reviews, Rabbit Connect or JB4 PRO?
Do Rabbit Connect or JB4 PRO have ads?
Which is updated more often, Rabbit Connect or JB4 PRO?
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