RevOBD2

RevOBD2 turns your Mac or iPad into a genuine OBD-II scan tool and data logger. Connect a Bluetooth adapter, and watch your engine in real time — with dashboards, charts, and diagnostics built for people who actually want to understand what their car is doing. No account. No cloud. Everything stays on your device. LIVE DATA & DASHBOARDS • Real-time gauges for RPM, load, temperatures, fuel trims, timing, and more • Build your own dashboard — drag, resize, and lay out gauges your way • Scriptable custom gauges you can design and share • High-rate streaming on supported adapters for smooth, fast updates DIAGNOSTICS • Read and clear diagnostic trouble codes, with plain-language descriptions • Freeze-frame data captured when a fault set • Mode 06 on-board test results • Full vehicle report: VIN, protocol, calibration, and every module the car answers CHARTS & LOGGING • Plot multiple signals together and scrub back through history • Record sessions to CSV for analysis in your spreadsheet of choice • Per-vehicle colors and layouts that persist across drives BEYOND THE BASICS • Extended manufacturer PIDs for Ford and GM (Mode 22 and more) • Module scan / census — see the controllers on the bus and their identity data • Session and connection health history PRIVATE BY DESIGN • RevOBD2 collects nothing and transmits nothing. Your VIN, codes, readings, and logs never leave your device. Free to download with a 7-day trial. A single in-app purchase unlocks everything — and it's a universal purchase, so buying once unlocks both your Mac and your iPad. RevOBD2 is not affiliated with or endorsed by any vehicle manufacturer. Diagnostic information is provided for informational purposes.