# Impact Force: G-Force Meter — Acceleration & Crash Measure

> Acceleration & Crash Measure (iPhone/iPad app by Kyu-Hee Jang.)

- Source: https://appshunter.io/ios/app/impact-force/id6761253679 (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 · 33 MB
- Languages: American English
- Released: 2026-03-31
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/impact-force/id6761253679/reviews.md

## What is Impact Force?

Impact Force+ monitors and logs shock events using your iPhone's accelerometer. Detect drops, impacts, and vibration events with peak g-force measurement and severity classification.

Perfect for shipping monitoring, sports helmet impact tracking, construction vibration limits, and vehicle crash recording.

Key Features:
- Peak g-force measurement for each impact
- Severity classification (mild/moderate/severe/critical)
- Impact event timeline with timestamps
- Background monitoring mode
- Threshold alert notifications
- CSV/PDF report export
- Impact duration measurement

Place your iPhone in the package, on the dashboard, or in your pocket to automatically detect and log every impact event.


## Version history (last 1 release)

### 1.0 — 2026-03-31

No release notes.

## More apps by Kyu-Hee Jang

- [Calculator+: Easy Math Tool](https://appshunter.io/ios/app/calculator/id1587591476)
- [QR Lens+ Barcode Scanner Pro](https://appshunter.io/ios/app/qr-lens-barcode-scanner-pro/id1590631012)
- [Sound Noise Meter+ dB SPL](https://appshunter.io/ios/app/sound-noise-meter-db-spl/id1593197145)
- [Tremor Vibration Meter](https://appshunter.io/ios/app/tremor-vibration-meter/id6759666731)
- [Lux Light Meter - Luminance](https://appshunter.io/ios/app/lux-light-meter/id6759858193)
- [Barometer: Air Pressure](https://appshunter.io/ios/app/barometer/id6759883097)

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

---

*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 2026-05-15.*