ELMCheck 4+

Tests for ELM327/OBD scanners

featherless design, LLC

    • Free
    • Offers In-App Purchases

Description

Check the authenticity of your OBD-II scanner with ELMCheck.

Most OBD-II scanners on the market use some variation of ELM327, but did you know that many scanners use clones of the original ELM327? It can be hard to tell, because these clones will work well enough for basic use but fail in unexpected scenarios. This is where ELMCheck comes in.

ELMCheck offers a comprehensive set of test cases that cover the entire documented set of ELM327 commands. Regardless of which version your scanner says it is, ELMCheck can provide a comprehensive report of the features that are actually supported.

Get the confidence you need to use your OBD-II scanner on your vehicle safely.

ELMCheck is free to run basic tests. An in-app purchase will unlock the full test suite.

What’s New

Version v1.6.3

Connection stability and compatibility has been improved for more vehicles and scanners.

Connectivity issues affecting the following scanners have been addressed:
- Micro Mechanic
- Konnwei-branded scanners

Other changes in this release:
- Hardware chipset is now shown in Device reports.
- Parameter parsing during initial scanner handshake has been improved.
- Tests that must be purchased will no longer incorrectly show themselves as having ran.
- Vehicle speed tests now include an adaptive timing variant and a fast timing variant.
- All command speeds now show the median run-time, better reflecting the typical command speed.
- Performance tests now run in a more consistent environment.
- It's now possible to see all failing or inconclusive tests.
- Tapping a performance test result will now navigate directly to that performance test's details page.

App Privacy

The developer, featherless design, LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Usage Data
  • Diagnostics

Privacy practices may vary based on, for example, the features you use or your age. Learn More

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