Speed, shift lights and critical warnings displayed through supported ENGO 3 AR glasses.
Live OBD-II, AR & track telemetry
GaugeKing
A high-contrast performance dashboard that now goes beyond the screen. Read live OBD-II telemetry, build your own layouts and bring critical driving information directly into your field of view with Gauge King Vision.
From road and garage to track, Gauge King puts the data that matters where you need it — on iPhone, Apple CarPlay and now supported AR glasses.
ENGO 3 AR support
RaceBox Micro integration
Live OBD-II telemetry
Apple CarPlay
Shift lights
Gauge King Vision
Telemetry in your field of view
Bring lap times and live lap time deltas into your field of view while you drive.
Keep key telemetry in view without constantly looking down at a phone or dashboard.
Audio alerts
Gauge King has your back. With audible alerts you will instantly know if your oil pressure drops or temperatures exceed limits you define.
See how GaugeKing uses clear audio alerts to bring important driving information to your attention.
App demo
See GaugeKing in action
A walkthrough of the live dashboard, layout editor, and synthetic gauge modes.
Core features
What makes GaugeKing different
GaugeKing brings vehicle telemetry, driver alerts and track timing together across iPhone, CarPlay and supported AR glasses.
Gauge King Vision — ENGO 3
Connect supported ENGO 3 smart glasses by ENGO Eyewear and place key driving information directly in your field of view, including speed, shift lights and critical warnings.
RaceBox Micro Integration
Pair Gauge King with RaceBox Micro to bring lap times and live lap time deltas into your AR display, helping you understand whether you are gaining or losing time while staying focused on the track.
Live OBD-II Telemetry
Connect any compatible Bluetooth ELM327 adapter and read RPM, speed, coolant, IAT, throttle, MAF, timing, and more in real time.
Custom Dashboard Layouts
Select your gauges, reorder them with up/down controls, and tune the dashboard style. Keep it minimal for track or rich for full monitoring.
Synthetic Power & Torque
Estimated power (kW/hp) and torque (Nm) gauges derived from OBD data when direct ECU readings are not available, with transparent source labels.
Motorsport Shift Lights
F1/GT3 LED strip and Tach Colour shift indicators with configurable RPM thresholds, warning zones, per-gear shift points, and flash states.
Vehicle Profiles
Select Generic OBD-II, Mustang S550, or Mustang S650. Each profile adapts telemetry gating, displacement, and torque/power estimation to your car.
Demo / Test Mode
Built-in synthetic scenarios let you preview behavior, validate widget logic, and demonstrate the app without requiring a live adapter or vehicle.
Audible Warnings
Hear clear alerts when oil pressure or other monitored temperatures cross your configurable thresholds, so important changes never go unnoticed.
Siri Commands
Use Siri commands to interact with GaugeKing more naturally while keeping your attention on the road.
Apple CarPlay Enabled
Bring GaugeKing into your compatible vehicle with an Apple CarPlay experience designed for clear, glanceable driving information.
Ready to drive smarter?
Get GaugeKing 1.4.0 on the App Store
Download GaugeKing, connect your OBD-II adapter and take your telemetry from the dashboard to CarPlay, AR glasses and the track.