# MissFire — MissFire OBD Diagnostic Tool

> MissFire OBD Diagnostic Tool (iPhone/iPad app by Tommi Kari.)

- Source: https://appshunter.io/ios/app/missfire/id6761486033 (this page in markdown: same URL + `.md`)
- Developer: [Tommi Kari](https://appshunter.io/developer/1802471265)
- Category: Utilities, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 24 MB
- Languages: American English
- Released: 2026-07-07
- Data updated: 2026-07-27
- User reviews in markdown: https://appshunter.io/ios/app/missfire/id6761486033/reviews.md

## What is MissFire?

MissFire is an Car/Vehicle 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, ABS tool, airbag tool, gearbox tool, fuel economy tracker, battery & charging health tool, dyno estimator, speedometer calibration, acceleration timing, tire size calculator and lots of more. All for FREE, there are no paid options/restrictions!


## Version history (last 2 releases)

### 1.0.9 — 2026-07-16

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

### 1.0.8 — 2026-07-08

No release notes.

## More apps by Tommi Kari

- [Reaktoid](https://appshunter.io/ios/app/reaktoid/id6743367989)
- [Rebeats](https://appshunter.io/ios/app/rebeats/id6760226063)

All apps by Tommi Kari: https://appshunter.io/developer/1802471265

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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.*