MissFire

tjkoo Auto & Vehicles

MissFire is an OBD Diagnostic Tool

Downloads: 54+; on Google Play
Price: Free; No in-app purchases
Updated: Jul 15; 2026 · v1.0.9

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About MissFire

MissFire is an OBD Diagnostic Tool that you can use to diagnose your car health. It contains advanced misfire utilities, custom engine parameter live tracking functions, DTC diagnostic trouble code scanner & library, diagnose with AI function, speedometer calibration, acceleration timing, tire size calculator and lots of more. All for FREE, there are no paid options/restrictions!

What’s new

Version 1.0.9 · Updated July 15, 2026

v1.0.9 - Fixed connection on app resume - Fixed Mode 06 unavailable behavior (now switches to Fast Telemetry) - Added VIN detection - Added vehicle profile make/model options - Added adapter/vehicle supported protocol display - Added Gearbox/Airbag/ABS tools - Added GPS speed display on dashboard

App details

MissFire is a free Auto & Vehicles app for Android with 50+ installs on Google Play. It was released on July 8, 2026 and last updated on July 15, 2026. It's developed by tjkoo. It requires Android 7.0 or later.

Category: Auto & Vehicles
Installs: 54
In-app purchases: No
Ads: No ads
Version: 1.0.9
Requires Android: 7.0
Content rating: Everyone
Released: July 8, 2026
Last updated: July 15, 2026
Developer: tjkoo

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Grade C

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