FIG.00 OWNER'S MANUAL · COVER

Know what your car needs before the dash light does.

Lugnut is the pit-lane instrument cluster for your garage — service log, mileage reminders, and open NHTSA recall alerts. On your iPhone. No account.

  • On-device storage
  • NHTSA recall data
  • No account required
2019 TOYOTA TACOMA Daily Driver
ODOMETER 000000 MI
Tires 5,200 mi
Brakes Due soon
Battery Healthy

FIG.00a — Live render. Move your pointer over the gauge.

Lugnut garage screen showing vehicles with expiry and spend panels
Free: 1 vehicle Pro: unlimited garage

FIG.01 GARAGE

Every vehicle, on one bench.

Registration and insurance countdowns, spend rollups, next-service mileage — the whole garage at a glance. Start free with one vehicle; go Pro for the fleet.

Vehicles
1 free · unlimited on Pro
Storage
On-device (SwiftData)
Account
None required

FIG.02 SERVICE CLUSTER

Gauges that read your real mileage.

Oil, tires, brakes, battery and more — as instrument gauges, not a spreadsheet. Countdowns come from your actual service log, so "due soon" means due soon.

Basic
Core service gauges, free
Advanced
11 gauge types · customizable (Pro)
Reminders
Local notifications by mileage
Lugnut vehicle detail with service-at-a-glance gauges
Oil life Tap to set intervals
Lugnut recalls screen with hazard-stripe NHTSA alert

FIG.03 RECALL SYSTEM

Open recalls, impossible to ignore.

DATA SOURCE — NHTSA · VERIFY WITH YOUR DEALER

Lugnut checks NHTSA by year, make, and model and flags anything unresolved with hazard-stripe alerts. Pro adds background checks and pings you when new campaigns land.

Free
Recall check when you open a vehicle
Pro
Background checks + new-campaign alerts
Source
NHTSA public data — informational

FIG.04 SPECIFICATIONS

The short spec sheet.

01

Private by build

Vehicle and service data lives on your iPhone. No cloud account, no VIN sold to brokers. Analytics are opt-out.

02

Free, then Pro

One vehicle and unlimited logging free. Pro is $2.99/mo · $14.99/yr · $34.99 lifetime for unlimited cars, export, and widgets.

03

Built for iPhone

iOS 17+. Home & Lock Screen widgets, local notifications, VIN scanner, and receipt photo capture — native, fast, offline-first.

FIG.05 TORQUE TO SPEC

Ready when you are.

Launching on the App Store. Want a heads-up the day it drops, or just want to talk cars and code?

APP STORE · LAUNCHING SOON sharkey@mylugnut.app