TunerPro
TunerPro is a full-featured Qt/C++ desktop application for tuning Speeduino ECUs. It replaces TunerStudio with an open-source, actively maintained alternative that gives automotive tuners complete control over their engine management system.
Powerful Features
Real-Time Sensor Monitoring
All ECU channels displayed live at up to 100Hz. Every sensor, every parameter — temperature, pressure, RPM, AFR — in real time with configurable gauges.
VE Table Editor
Visual volumetric efficiency table editing with bilinear interpolation, direct cell modification, and color-mapped visualization of your fuel map.
Ignition Tuning
Full ignition advance mapping with knock detection support, dwell time control, and per-cylinder trim capability for precise timing control.
Data Logging
Full session recording with CSV and binary export formats. Replay logged sessions with time-synchronized chart overlays across all channels.
Firmware Flashing
Flash and verify Speeduino firmware directly from the application. Real-time progress reporting with checksum validation and rollback safety.
Full Configuration
Every Speeduino parameter exposed in a clean, organized interface. INI-file driven configuration loading supports all Speeduino hardware variants automatically.
Live ECU Readouts
Interface Gallery
Free & Open Source
No subscription, no locked features, no registration. Just you and your engine.
Free & Open Source
- Complete feature access — no paywalls
- All Speeduino hardware variants supported
- Community support via GitHub
- MIT licensed — fork and modify freely
- Regular updates and bug fixes