AutoPulse vs WrenchSpeak

Know what your car is doing - and why. AutoPulse pairs with a cheap Bluetooth ELM327 adapter and turns your iPhone into a live dashboard, a fault-code reader that speaks plain English, and a drive analyzer. Stop guessing at the check engine light • Read stored, pending and permanent trouble codes • Every code comes with a real description — "Cylinder 1 Misfire", not just "P0301" • 9,000+ codes explained, fully offline, English and French • See the freeze-frame data from when the fault triggered • Clear codes once you've fixed it Live engine data • RPM, coolant temperature, intake air, throttle, fuel trims, O2 sensors and more, updating in real time • Record a session and replay it later Every drive, measured • GPS route map, speed-colored • 0–100 km/h / 0–60 mph acceleration times with a confidence rating • Peak braking, acceleration and cornering g-force • Distance, average and top speed, engine highlights, fuel-use estimate • Personal records that only count clean runs • Your favorite roads and corners detected automatically — beat your own best time Private by design • No account, no sign-up • Your vehicle data never leaves your phone • Optional anonymous usage stats, one tap to turn off Needs an ELM327-compatible OBD-II Bluetooth adapter (widely available, sold separately). Compatibility depends on your vehicle.

WrenchSpeak is an automotive assistant built for DIY vehicle owners, enthusiasts, and professional technicians. Ask questions and get fast, master mechanic-level guidance in plain English for diagnostics, repairs, maintenance, trouble codes, specifications, and troubleshooting. Features include: • OBD-II code lookup and explanations • AI-powered diagnostic assistance • Vehicle-specific specifications • Torque, fluid, and service information • Repair procedures and troubleshooting guidance Whether you're tracking down a check engine light, verifying specifications, or planning a repair, WrenchSpeak helps you work smarter and faster. Terms of use: https://www.wrenchspeak.com/terms-of-use Privacy Policy: https://www.wrenchspeak.com/privacy-policy