JB4 Mobile vs BLAZER LINK II
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JB4 Mobile
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.
- Live gauge monitoring
- Data logging and graphing
- User adjustable settings
- WMI settings modification
- On-the-fly map switching
- Code reading and deletion
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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 ® is a registered trademark of Burger Motorsports Inc ® and is used with written permission.
BLAZER LINK II
Control vehicle LED lights and accessories wirelessly from your smartphone. This system connects to a 12 VDC Wireless Management System, offering control over four output terminals.
- Wireless control of vehicle accessories
- Connects to 12 VDC Wireless Management System
- Controls 4 output terminals
- Smartphone integration
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This is an App used to control LED lights and other accessories connected to Wireless Management System installed in a vehicles, using a smartphone. This Wireless Management System works on 12 VDC and provides output to 4 terminals.
Screenshots
Verdict
The clearest difference is price: BLAZER LINK II at Free against JB4 Mobile's $27.99. BLAZER LINK II also leads on update cadence (every 3 days vs every 3 months) and iOS requirement (9.0 vs 15.1). JB4 Mobile's advantage is rating (3.8 vs 2.3) and review sentiment (52% vs 17%). On ads, in-app purchases, monetization model and device support 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
BLAZER LINK II 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 2.3. That said, the two scores are not equally well evidenced: JB4 Mobile has 239 ratings behind it against 18, 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 17% of BLAZER LINK II's.
JB4 Mobile ships an update every 3 months, BLAZER LINK II every 3 days. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.
| Parameter | JB4 Mobile | BLAZER LINK II |
|---|---|---|
| Price | $27.99 | Free — better |
| Rating | 3.8 (239 ratings) — better | 2.3 (18 ratings) |
| Positive reviews | 52.4% of reviews — better | 16.7% of reviews |
| Number of ratings | 239 — better | 18 |
| Update frequency | Every 3 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #5 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 9.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Dmac Mobile Developments, LLC | Hopkins Manufacturing Corporation |
Customer experience
JB4 Mobile
BLAZER LINK II
Bugs and requests
JB4 Mobile
Reported bugs
5 issues- App crashes
- Can't connect to server
- Mirrored/inverted display
- Compatibility issues with new iOS versions
- Trouble logging in
Requested features
5 requests- Add CarPlay support
- Allow customizing map names
- Add more gauge styling options
- Improve UI and layout
- Integrate with Apple Carplay
BLAZER LINK II
Not enough reviews yet to summarise bugs or requests.
In-app purchases
JB4 Mobile
No in-app purchases
BLAZER LINK II
No in-app purchases
