Health-related content. Aggregated from public sources for informational purposes only. This is not medical advice. Consult a qualified professional before making decisions. .

OBD2 Code is a static reference database for vehicle diagnostic trouble codes on iOS.

The App DNA

What makes this app unique?

It removes the need for professional diagnostic equipment when interpreting basic vehicle fault codes.

For Vehicle owners and automotive hobbyists seeking quick lookup of diagnostic trouble codes.

What does it look like?

Key features

Diagnostic Trouble Code Referencestandard

Database of standard vehicle fault codes and their corresponding system errors.

Multilingual Supportedge

Interface and content available in English and Chinese.

How much does it cost?

freeFree

The app operates as a free reference tool with no visible in-app purchases or subscription tiers.

Velocity

Dormant developmentShow more...

The app has been inactive for 3,944 days, indicating a complete cessation of development. No new features, bug fixes, or maintenance updates have been deployed in over a decade. The project is effectively abandoned, as the last release was limited to platform compatibility adjustments for an obsolete operating system version.

See all version history

Who built it?

Liang-Hung Publishing

1 app tracked · Reference

Explore the full publisher profile

User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
3.33 · 3

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for OBD2 Code

How's the Reference market?

OBD2 Code maintains a 3.3-star rating across three total ratings. The lack of updates since 2015 signals a static position in the reference category.

Read the market outlook

The rivals identified

Unlock the deeper market read.

Access the full report for free

The Analyst's Read

Key takeaways for OBD2 Code

Where is it heading?

The automotive diagnostic market is shifting toward real-time, cloud-connected scanning tools. OBD2 Code remains a static reference, which limits its growth potential but maintains a simple, no-cost utility for basic code lookups.

  • The app has remained in maintenance mode for over a decade, indicating no intent to compete with modern live-data diagnostic tools.

The SWOT

Core Strengths
  • Multilingual content library provides specific utility for non-English speaking hobbyists
Critical Frictions 1 weakness inside
Growth Levers
  • Integrating Bluetooth scanner support would transition the app to an active diagnostic tool
Market Threats 1 threat identified

Next best moves

1 Pivot

Integrate Bluetooth scanner support because static reference tools are losing market share to live-data diagnostic apps → increase user retention

The counter-intuitive read

Users report: The app's lack of updates is its primary feature…

Read the full take

Since the last report: The strategic outlook shifted from a recommendation to sunset the app to a proposal for a feature pivot, supported by the inclusion of a 3.3-star rating metric.

Bottom line

OBD2 Code serves as a functional static reference, but its decade-long development freeze leaves it vulnerable to modern diagnostic tools that offer live vehicle connectivity.

Unlock 1 critical friction, 1 market threat and the analyst’s take.

Access the full report for free

Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by OBD2 Code, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The strategic outlook shifted from a recommendation to sunset the app to a proposal for a feature pivot, supported by the inclusion of a 3.3-star rating metric.

shifted

Strategic Pivot Recommendation

added

Public Rating Data

shifted

SWOT Analysis Refinement

Cite this report

Marlvel.ai. “OBD2 Code Intelligence Report.” Updated Aug 31, 2026. https://marlvel.ai/apps/obd2-code

Agent Markdown (.md)See methodologyContact support

Data licensed under CC-BY-NC 4.0