Pretty cool, I was pleasantly surprised!
Response from developer
Thanks, appreciate yr feedback.

This tool transforms your iPhone into a car engine vibration analyzer. Simply place your phone on the hood while the engine idles to get an easy-to-read profile of vibration patterns and track stability over time.
2.0
October 1, 2026
Version 2.0 • Save each car, with a photo, color, odometer, and car ID • A clearer result: Normal, Caution, Attention, or No reading • Share a two-page report with the graphs and the measurements • After five scored tests of the same car, see where this test sits against its usual idle • A new welcome video and a user's manual in the Guide screen
More$6.99
AcceloVibe
Your Engine's Pulse
Thanks, appreciate yr feedback.
AcceloVibe is a utility app that uses your iPhone's accelerometer to analyze car engine vibrations. It provides insights into engine stability and potential anomalies through color-coded indicators and detailed graphs.
You place your iPhone on the car hood while the engine idles. The app captures micro-vibrations and processes them into visual frequency graphs and pattern indicators.
AcceloVibe provides supplementary data and insights based on vibration patterns. It is not a definitive diagnostic tool and does not interface with vehicle systems. Always consult a professional mechanic for conclusive assessments.
AcceloVibe is free to download and use, with optional in-app purchases available for enhanced features or content.
AcceloVibe is currently supported on iPhones.
The latest version, 2.0, was last updated on October 1, 2026. Updates typically include new features, performance improvements, and bug fixes.
AcceloVibe has an age rating of 4+, making it suitable for a wide range of users.
Yes, you can save details for each car, including make, model, year, and ID. The app also allows you to track changes over time and generate shareable PDF reports of your readings.