# Resonance — Vibration Analysis

> Smartphone-based real-time vibration analysis and spectral analysis tool. (iPhone/iPad app by Benjamin Probett.)

- Source: https://appshunter.io/ios/app/resonance/id6654889672 (this page in markdown: same URL + `.md`)
- Developer: [Benjamin Probett](https://appshunter.io/developer/1561394321)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.6 · 67 MB
- Languages: American English
- Released: 2025-04-07
- Data updated: 2026-08-26
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/resonance/id6654889672/reviews.md

## What is Resonance?

Resonance turns your smartphone into a professional vibration analysis instrument. Measure, record, and analyze vibrations with real-time spectral analysis — on-site, in seconds.

Real-Time Analysis:

• Live accelerometer streaming with instant frequency domain charts
• Power Spectral Density (PSD) and FFT analysis
• Configurable window functions (Hanning, and more)
• Velocity and displacement computed from acceleration data

Bluetooth Sensor Support:

• Connect external Bluetooth accelerometers 
• Compatible with Witmotion sensors
• Seamless pairing and real-time data streaming

Powerful Tools:

• Damping ratio estimation
• Customizable units
• Adjustable recording delay and duration

Export & Share:

• Export raw data as CSV for further analysis
• Generate professional PDF reports
• Save and revisit past recordings on-device

Versatile Applications:

• Assess suspended floor serviceability
• Measure fundamental periods of structures
• Diagnose problematic floor or machinery vibrations
• Detect resonance issues
• Aid in isolator mount design and validation
• Vehicle NVH and HVAC vibration diagnostics

Perfect for engineers, architects, technicians, researchers, and hobbyists seeking vibration analysis on the go.

Available in English, Spanish, German, French, Portuguese, Russian, Japanese, Chinese (Simplified & Traditional).

Disclaimer: Use of the Resonance Vibration Analysis app is at your own risk. The app is provided on an AS-IS basis. We do not assume responsibility for decisions made by users based solely on information provided by this app.

## Key features

- Real-time spectral analysis
- Power Spectral Density (PSD) and FFT
- Bluetooth sensor support
- Damping ratio estimation
- Export data as CSV
- Generate PDF reports

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Premium Subscription | $1.99 | per month |
| Yearly Premium Subscription | $6.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime Access - Pro Features | $6.99 | one-time |



## Frequently asked questions about Resonance

### What is Resonance used for?

Resonance turns your smartphone into a vibration analysis instrument. It allows you to measure, record, and analyze vibrations in real-time, with applications ranging from assessing structural serviceability to diagnosing machinery issues.

### Does Resonance support external sensors?

Yes, Resonance supports external Bluetooth accelerometers, including Witmotion sensors. It allows for seamless pairing and real-time data streaming from these devices.

### What kind of analysis does Resonance offer?

Resonance provides real-time spectral analysis, including live accelerometer streaming with frequency domain charts, Power Spectral Density (PSD), and FFT analysis. It also computes velocity and displacement from acceleration data.

### Can I export my vibration data from Resonance?

Yes, you can export raw data as CSV files for further analysis in other software. Resonance also allows you to generate professional PDF reports of your recordings.

### What are the subscription options for Resonance?

Resonance offers a Monthly Premium Subscription for $1.99 and a Yearly Premium Subscription for $6.99. These subscriptions likely unlock additional features or remove limitations.

### Is Resonance available on multiple platforms?

Based on the supported devices, Resonance is available for iPhone, iPad, and iPod. It is not specified if an Android version is available.

### How often is Resonance updated?

The latest version of Resonance is 2.2.2, released on July 5, 2026. This indicates a relatively recent update, suggesting ongoing development and support.

### What is the user sentiment for Resonance?

Resonance has a perfect rating of 5.0 stars from 1 rating, indicating a highly positive initial user experience. However, this is based on a very small sample size.

## Version history (last 5 releases)

### 2.2.2 (131) — 2026-07-05

Improved bluetooth device stability

### 2.2.0 (128) — 2026-03-14

Signal quality indicators
Window function selection
Velocity spectral analysis improvements
Unit conversion fixes
UI improvements

### 2.1.1 (118) — 2026-02-12

Velocity Charts
Bluetooth Device Support
Various bug fixes

### 2.0.8 (101) — 2025-08-04

Bug fixes
UI improvements

### 2.0.5 (94) — 2025-04-07

No release notes.

## Apps similar to Resonance

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Frequency Counter+ Hz FFT](https://appshunter.io/ios/app/frequency-counter-plus-hz-fft/id6761234058) | 3.3 (6) | Free | Utilities |
| [Tremor Vibration Meter](https://appshunter.io/ios/app/tremor-vibration-meter/id6759666731) | — | Free | Utilities |
| [Vibration Meter, seismograph](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201) | 4.7 (709) | Free | Utilities |
| [EMF Detector - EMF Meter](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916) | 4.0 (4) | Free | Utilities |
| [Sound Shield WATCH](https://appshunter.io/ios/app/sound-shield-watch/id1574826870) | 4.5 (2) | $4.99 | Utilities |
| [Spectrum Analyzer+ FFT](https://appshunter.io/ios/app/spectrum-analyzer-plus-fft/id6760830858) | 2.3 (3) | Free | Utilities |

## More apps by Benjamin Probett

- [Resonance - Vibration Analysis](https://appshunter.io/ios/app/resonance-vibration-analysis/id1590622373)

All apps by Benjamin Probett: https://appshunter.io/developer/1561394321

## Related topics

[vibration analysis](https://appshunter.io/ios/topics/vibration-analysis) · [structural floor vibration](https://appshunter.io/ios/topics/structural-floor-vibration)

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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 2026-08-26.*