E85 Content vs BDX Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E85 Content
This application displays real-time ethanol content and fuel pressure for your vehicle's fuel system. It requires a specific Bluetooth plugin kit and is compatible with a range of vehicles, with ongoing development for expansion.
- Real-time ethanol content display
- Real-time fuel pressure display
- Requires Flex Fuel Bluetooth plugin kit
- Compatible with various vehicles
- Ongoing development and expansion
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Real time display of the ethanol content and fuel pressure of your vehicles fuel system. This application requires the Delicious Tuning Flex Fuel Bluetooth plugin kit, optional Fuel Pressure Safety System and Apple 10.2 iOS or higher. It is compatible with a range of vehicles and we will be expanding as we continue to develop the hardware and application.
BDX Connect
Easily update your device, load custom tunes, and get support for your BDX hardware. Connect wirelessly via Bluetooth or Wi-Fi using QR code scanning for a seamless experience.
- Wireless firmware and coverage updates
- Browse and load custom vehicle tunes
- Save and restore stock calibrations
- Direct support ticket submission
- QR-code guided setup
- Bluetooth and Wi-Fi connectivity
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BDX Connect makes updating your device, loading tunes, and getting support as easy as opening an app, on any platform and from any device. No laptop and no cables to hunt down. Scan the QR code on your BDX and the app picks the best way to connect, over Bluetooth or Wi-Fi, so you can get to work in seconds. KEEP YOUR BDX UP TO DATE Install the latest firmware and vehicle coverage updates wirelessly Get notified when new updates are available LOAD TUNES WITH CONFIDENCE Browse and load tunes built for your vehicle Download custom Cloud tunes from your tuner straight to your BDX Save and restore your stock calibration anytime SUPPORT WHEN YOU NEED IT Send device and vehicle info directly to Derive support Get help faster, without typing out serial numbers or error codes SIMPLE, GUIDED SETUP QR-code pairing gets you connected on the first try Step-by-step prompts walk you through every flash Works on both newer and older BDX hardware Requires a compatible BDX device. Vehicle coverage varies by year, make, model, and engine. See https://sctflash.com/ or https://bullydog.com/ for full compatibility.
Screenshots
Verdict
The clearest difference is review sentiment: BDX Connect at 100% against E85 Content's 0%. BDX Connect also leads on rating (5.0 vs 2.9) and update cadence (every 4 days vs every 17 months). E85 Content's advantage is ratings volume (15 vs 1) and iOS requirement (12.0 vs 15.6). 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.
BDX Connect holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: E85 Content has 15 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of E85 Content's written reviews are positive against 100% of BDX Connect's.
E85 Content ships an update every 17 months, BDX Connect every 4 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | E85 Content | BDX Connect |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (15 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 15 — better | 1 |
| Update frequency | Every 17 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 8 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Delicious Tuning | Derive Power I, LLC |
Customer experience
E85 Content
BDX Connect
In-app purchases
E85 Content
No in-app purchases
BDX Connect
No in-app purchases









