# AutoCheck OBD — OBD2 Scanner & Fault Codes

> iPhone OBD-II scanner for reading codes, live data, and diagnostics. (iPhone/iPad app by Subin Revi.)

- Source: https://appshunter.io/ios/app/autocheck-obd/id6771629013 (this page in markdown: same URL + `.md`)
- Developer: [Subin Revi](https://appshunter.io/developer/1694863615)
- Category: Utilities, Navigation
- Price: Free
- Rating: 4.00/5 from 1 App Store ratings
- Age rating: 12+
- Requires: iOS 18.1 · 4 MB
- Languages: American English, Arabic, French (France), German (Germany), Hindi, Japanese, Polish, Brazilian Portuguese, Russian, European Spanish and 1 more
- Released: 2026-05-29
- Data updated: 2026-07-27
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/autocheck-obd/id6771629013/reviews.md

## What is AutoCheck OBD?

AutoCheck OBD turns your iPhone into a professional-grade OBD-II scanner. Connect any ELM327-compatible adapter over Wi-Fi or Bluetooth and see what your car's computer is really doing — in real time.

DIAGNOSE THE CHECK ENGINE LIGHT
• Read and clear diagnostic trouble codes (DTCs)
• Clear, plain-language descriptions with likely causes and symptoms
• Freeze-frame data captured at the moment the fault occurred

LIVE ENGINE DATA
• RPM, speed, coolant temperature, engine load and throttle position
• Fuel level, intake air temperature, MAF, timing advance and more
• A clean, easy-to-read dashboard that updates as you drive

BUILT FOR EVERY DRIVER
• Works with inexpensive ELM327 Wi-Fi and Bluetooth adapters
• Share a complete diagnostic report as a PDF
• Demo Mode lets you explore every feature with no adapter connected
• Available in 11 languages, matching your device automatically

Whether you're inspecting a used car, chasing down a warning light, or just curious about what's under the hood, AutoCheck OBD gives you real answers — no expensive shop tools required.

Note: Requires an ELM327-compatible OBD-II adapter (sold separately).

## Key features

- Read and clear DTCs
- Plain-language code descriptions
- Live engine data dashboard
- Freeze-frame data capture
- Shareable PDF diagnostic reports
- Demo Mode for exploration
- Multi-language support


## Frequently asked questions about AutoCheck OBD

### What is AutoCheck OBD?

AutoCheck OBD is a utility application that transforms your iPhone into a professional-grade OBD-II scanner. It allows you to read and clear diagnostic trouble codes, view live engine data, and generate diagnostic reports.

### Does AutoCheck OBD require an adapter?

Yes, AutoCheck OBD requires an ELM327-compatible OBD-II adapter to function. This adapter is sold separately and connects to your car's OBD-II port.

### Can I use AutoCheck OBD without an adapter?

Yes, AutoCheck OBD includes a Demo Mode that lets you explore all of its features without needing to connect an ELM327 adapter. This is useful for understanding its capabilities.

### What kind of live engine data can AutoCheck OBD show?

AutoCheck OBD can display real-time engine data such as RPM, speed, coolant temperature, engine load, throttle position, fuel level, intake air temperature, and more on an easy-to-read dashboard.

### How does AutoCheck OBD help with check engine lights?

AutoCheck OBD can read diagnostic trouble codes (DTCs) that trigger the check engine light, providing clear, plain-language descriptions of the issues and their likely causes. It also allows you to clear these codes.

### What languages does AutoCheck OBD support?

AutoCheck OBD is available in 11 languages and automatically matches your device's language settings for a personalized user experience.

### Can I share diagnostic reports with AutoCheck OBD?

Yes, AutoCheck OBD allows you to share a complete diagnostic report of your vehicle's status as a PDF file, which can be useful for mechanics or personal records.

### How often is AutoCheck OBD updated?

The latest version of AutoCheck OBD is 1.1.0, and it was last updated on July 22, 2026. Updates typically include bug fixes and feature enhancements.

## Version history (last 2 releases)

### 1.1.0 — 2026-07-22

This update adds 9 new languages: Arabic, German, French, Hindi, Japanese, Polish, Brazilian Portuguese, Russian, and Turkish. AutoCheck OBD now automatically matches your device language on first launch, and you can switch languages any time in Settings.

Also includes bug fixes and performance improvements. Thanks for using AutoCheck OBD!

### 1.0 — 2026-05-29

No release notes.

## More apps by Subin Revi

- [WalletWiz](https://appshunter.io/ios/app/walletwiz/id6475634589)

All apps by Subin Revi: https://appshunter.io/developer/1694863615

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-27.*