eFlexApp app for iPhone and iPad

With eFlexApp you can monitor your eFlexFuel device in real time. eFlexApp recognizes your eFlexFuel device version and offers different features with each product. The app also enables adjusting of eFlexPlus and eFlexPro devices. Change language (English, French, Finnish), temperature unit (°F/°C) and theme (light/dark).


eFlexEco, eFlexBlue and eFlexFuel

MONITOR: ethanol content, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment, (engine RPM in eFlexEco Firmware 11.0+)
CHECK: device status


eFlexPlus Direct, eFlexBlue Direct

MONITOR: ethanol content, engine RPM, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment
CHECK: device status


eFlexPlus and eFlexMoto Plus

MONITOR: ethanol content, engine RPM, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment
ADJUST: RPM based enrichment with driving mode selection (save a custom driving mode setting created with eFlexTuner software) & cold enrichment (save a custom setting created with eFlexTuner software)
CHECK: device status, startup information


eFlexPro and eFlexMoto Pro

MONITOR: ethanol content, engine RPM, duty cycle, fuel temperature, ambient engine temperature, injector activity & cold enrichment
ADJUST: RPM based enrichment with driving mode selection (save up to three custom driving mode settings created with eFlexTuner software) & cold enrichment (save a custom setting created with eFlexTuner software)
CHECK: device status, startup information


eFlexApp communicates with your eFlexFuel device via Bluetooth. Permission to use Bluetooth is required.

Please contact [email protected] if you have any feedback!


Developed by StepOne Tech Ltd