About JB4 Mobile
The brand new JB4 Mobile application is finally ready for public release and has lots of great new features including: *Gauge theme customizations *Built-in raw CSV data viewer *Revamped User Adj./WMI data editors *New...
The brand new JB4 Mobile application is finally ready for public release and has lots of great new features including: *Gauge theme customizations *Built-in raw CSV data viewer *Revamped User Adj./WMI data editors *New modern UI completely rewritten from the ground up *More seamless integration with our backend servers JB4 Connect Kit Users: 1) Install the Connect Kit per the installation guide for your vehicle 2) Create your account/sign in with this app 3) Ensure JB4 Mobile has all requested permissions 4) Tap the Connect button in JB4 Mobile About The App: JB4 Mobile is a mobile data logger and display for use with the JB4 tuner from Burger Motorsports. JB4 Mobile allows you to monitor and log multiple parameters from your JB4 equipped car. Parameters such as boost, rpm, fuel trims, air/fuel ratios, ignition advance and much more are available. Current Features: Live gauges Data logging Data graphing Log export via email Code reading/deletion Modify User Adj. (boost, fuel, etc.) settings Modify WMI settings Switch maps on the fly Auto WOT logging JB4 Firmware Updating JB4 (R) is a registered trademark of Burger Motorsports Inc (R) and is used with written permission.
Version History Bug Fix: Viewing User Adj in landscape orientation Bug Fix: Viewing graph with incompatible parameters. Minor changes to firmware uploading to make it faster. 3.0.7 Jan 8 Map and manual Log button now only appear once connected. Log/firmware import now auto-refresh file list. Minor bug fixes. 3.0.6 09/12/2025 Map and manual Log button now only appear once connected. Log/firmware import now auto-refresh file list. 3.0.5 09/09/2025 Updates to theme editor. Updates to User Adj/WMI saving. Minor error message updates. 3.0.4 06/02/2025 Updated JB4 boost scalars. Updated Email handling. Updated default themes. Added CANFlap and Map gauges. 3.0.3 03/17/2025 *Gauge theme customizations *Built-in raw CSV data viewer *Revamped User Adj./WMI data editors *New modern UI completely rewritten from the ground up *More seamless integration with our backend servers 3.0.2 12/23/2024 Minor bug fixes. 2.5.8 01/27/2024 Minor bug fixes. 2.5.7 12/30/2022 Cert updates. 2.5.6 03/21/2022 Changes to some unit conversion functions. Updates for Connect Kit firmware detection. Updates for UI scaling (Pro Max devices). 2.5.5 09/16/2021 More updates to code databases. 2.5.4 07/08/2021 Fix for iOS 14.6 locale bug (international customers). 2.5.3 06/24/2021 Updates to engine type detection. Minor tweaks to UI flow in settings pages. Updated iPad UI in certain areas. 2.5.2 06/03/2021 UI updates. Minor bug fixes. 2.5.1 04/28/2021 New firmware recovery logic. Reworked log grouping mechanism. Note that log-grouping is required by BMS for log review. 2.5 04/14/2021 Minor updates to Rev 3.7 kit connectivity. 2.4.6 09/11/2020 Minor logging updates. Fixed log preview page. Various firmware update fixes. 2.4.5 06/26/2020 Rev 3.7 Firmware Updates. Updated JB4 Firmware Update page. 2.4.4 05/28/2020 Minor bug fixes. 2.4.3 03/31/2020 *New Feature* JB4 Firmware Manager - You can now find the latest JB4 firmware updates quickly and easily via the new interface. Increased tuning limits for some platforms. Bug fixes for registration page. 2.4.2 03/16/2020 *New Feature* JB4 Firmware Manager - You can now find the latest JB4 firmware updates quickly and easily via the new interface. Increased tuning limits for some platforms. Various bug fixes/behind-the-scenes updates. 2.4.1 03/10/2020 Minor graphing changes. Platform updates. 2.4.0 09/03/2019 Added ability to import csv files (JB4 Logs) via email. Minor graphing bug fixes. Minor code reading updates. Engine type updates. 2.3.9 08/16/2019 FUD bit parameter updates. 2.3.8 03/19/2019 Fixed 'Load Config' button. Updates to various engine types. 2.3.7 03/13/2019
Previous Versions
Here you can find the changelog of JB4 Mobile since it was posted on our website on 2020-08-21 12:43:57.
The latest version is 3.0.7 and it was updated on 2026-06-23 04:50:44. See below the changes in each version.
JB4 Mobile version 3.0.7
Updated At: 2026-05-31
Changes: Version History Bug Fix: Viewing User Adj in landscape orientation
Bug Fix: Viewing graph with incompatible parameters.
Minor changes to firmware uploading to make it faster. 3.0.7 Jan 8 Map and manual Log button now only appear once connected.
Log/firmware import now auto-refresh file list.
Minor bug fixes. 3.0.6 09/12/2025 Map and manual Log button now only appear once connected.
Log/firmware import now auto-refresh file list. 3.0.5 09/09/2025 Updates to theme editor.
Updates to User Adj/WMI saving.
Minor error message updates. 3.0.4 06/02/2025 Updated JB4 boost scalars.
Updated Email handling.
Updated default themes.
Added CANFlap and Map gauges. 3.0.3 03/17/2025 *Gauge theme customizations
*Built-in raw CSV data viewer
*Revamped User Adj./WMI data editors
*New modern UI completely rewritten from the ground up
*More seamless integration with our backend servers 3.0.2 12/23/2024 Minor bug fixes. 2.5.8 01/27/2024 Minor bug fixes. 2.5.7 12/30/2022 Cert updates. 2.5.6 03/21/2022 Changes to some unit conversion functions.
Updates for Connect Kit firmware detection.
Updates for UI scaling (Pro Max devices). 2.5.5 09/16/2021 More updates to code databases. 2.5.4 07/08/2021 Fix for iOS 14.6 locale bug (international customers). 2.5.3 06/24/2021 Updates to engine type detection.
Minor tweaks to UI flow in settings pages.
Updated iPad UI in certain areas. 2.5.2 06/03/2021 UI updates.
Minor bug fixes. 2.5.1 04/28/2021 New firmware recovery logic.
Reworked log grouping mechanism.
Note that log-grouping is required by BMS for log review. 2.5 04/14/2021 Minor updates to Rev 3.7 kit connectivity. 2.4.6 09/11/2020 Minor logging updates.
Fixed log preview page.
Various firmware update fixes. 2.4.5 06/26/2020 Rev 3.7 Firmware Updates.
Updated JB4 Firmware Update page. 2.4.4 05/28/2020 Minor bug fixes. 2.4.3 03/31/2020 *New Feature*
JB4 Firmware Manager - You can now find the latest JB4 firmware updates quickly and easily via the new interface.
Increased tuning limits for some platforms.
Bug fixes for registration page. 2.4.2 03/16/2020 *New Feature*
JB4 Firmware Manager - You can now find the latest JB4 firmware updates quickly and easily via the new interface.
Increased tuning limits for some platforms.
Various bug fixes/behind-the-scenes updates. 2.4.1 03/10/2020 Minor graphing changes.
Platform updates. 2.4.0 09/03/2019 Added ability to import csv files (JB4 Logs) via email.
Minor graphing bug fixes.
Minor code reading updates.
Engine type updates. 2.3.9 08/16/2019 FUD bit parameter updates. 2.3.8 03/19/2019 Fixed 'Load Config' button.
Updates to various engine types. 2.3.7 03/13/2019
JB4 Mobile version 3.0.7
Updated At: 2026-01-08
Changes: Bug Fix: Viewing User Adj in landscape orientation
Bug Fix: Viewing graph with incompatible parameters.
Minor changes to firmware uploading to make it faster.
JB4 Mobile version 3.0.6
Updated At: 2025-09-12
Changes: Sep 12, 2025
Version 3.0.6
Map and manual Log button now only appear once connected.
Log/firmware import now auto-refresh file list.
Minor bug fixes.
JB4 Mobile version 3.0.4
Updated At: 2025-06-02
Changes: Jun 2, 2025
Version 3.0.4
Updates to theme editor.
Updates to User Adj/WMI saving.
Minor error message updates.
JB4 Mobile version 3.0.3
Updated At: 2025-03-17
Changes: Mar 17, 2025
Version 3.0.3
Updated JB4 boost scalars.
Updated Email handling.
Updated default themes.
Added CANFlap and Map gauges.
JB4 Mobile version 3.0.2
Updated At: 2024-12-23
Changes: Dec 23, 2024
Version 3.0.2
*Gauge theme customizations
*Built-in raw CSV data viewer
*Revamped User Adj./WMI data editors
*New modern UI completely rewritten from the ground up
*More seamless integration with our backend servers
JB4 Mobile version 2.5.8
Updated At: 2024-01-27
Changes: Jan 27, 2024
Version 2.5.8
Minor bug fixes.
JB4 Mobile version 2.5.7
Updated At: 2022-12-30
Changes: Dec 30, 2022
Version 2.5.7
Minor bug fixes.
JB4 Mobile version 2.5.6
Updated At: 2022-03-21
Changes: Mar 21, 2022 Version 2.5.6
Cert updates.
JB4 Mobile version 2.5.5
Updated At: 2021-09-16
Changes: Sep 16, 2021 Version 2.5.5
Changes to some unit conversion functions.
Updates for Connect Kit firmware detection.
Updates for UI scaling (Pro Max devices).
Disclaimer
Official App Store Link
We do not host JB4 Mobile on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Apple and passed their terms and conditions to be listed there. We recommend caution when installing it.
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