# Surface Vibration: ISO Grade — Accelerometer Vibration Check

> Accelerometer Vibration Check (iPhone/iPad app by Kyu-Hee Jang.)

- Source: https://appshunter.io/ios/app/surface-vibration-iso-grade/id6761254973 (this page in markdown: same URL + `.md`)
- Developer: [Kyu-Hee Jang](https://appshunter.io/developer/1587578867)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 17+
- Requires: iOS 15.1 · 34 MB
- Languages: American English
- Released: 2026-03-31
- Data updated: 2026-06-10
- User reviews in markdown: https://appshunter.io/ios/app/surface-vibration-iso-grade/id6761254973/reviews.md

## What is Surface Vibration?

Surface Vibration+ analyzes vibration on any surface using the accelerometer with frequency analysis.

Key Features:
- Vibration amplitude measurement (mm/s)
- Dominant frequency detection (Hz)
- ISO 10816 severity classification
- Real-time waveform display
- Frequency spectrum analysis
- Place phone on any surface to measure

ISO 10816 is an industrial vibration severity standard. Results are estimates based on phone accelerometer.


## Version history (last 1 release)

### 1.0 — 2026-04-01

No release notes.

## More apps by Kyu-Hee Jang

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- [Barometer: Air Pressure](https://appshunter.io/ios/app/barometer-air-pressure/id6759883097)

All apps by Kyu-Hee Jang: https://appshunter.io/developer/1587578867

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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 2026-06-10.*