# Vibration analysis vs FFTWave

The clearest difference is in-app purchases: FFTWave at none against Vibration analysis's 2. FFTWave also leads on rating (4.3 vs 4.0) and review sentiment (77% vs 57%). Vibration analysis's advantage is update cadence (every 3 months vs every 15 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Vibration analysis sells 2 one-off in-app purchases. FFTWave asks for nothing beyond the download.

FFTWave holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 43 and 15 respectively. Written reviews point the same way: 57% of Vibration analysis's written reviews are positive against 77% of FFTWave's.

Vibration analysis ships an update every 3 months, FFTWave every 15 months. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Vibration analysis | FFTWave |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (43 ratings)](https://appshunter.io/ios/app/vibration-analysis/id817385888/reviews) | **[4.3 (15 ratings)](https://appshunter.io/ios/app/fftwave/id1080227446/reviews)** |
| Number of ratings | **43** | 15 |
| Positive reviews | 57.4% of reviews | **76.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 15 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 5 MB | 8 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dmitriy Kharutskiy](https://appshunter.io/developer/817385891) | [Eisaku Nozu](https://appshunter.io/developer/1080227445) |

## What reviewers say

### Vibration analysis

[App page](https://appshunter.io/ios/app/vibration-analysis/id817385888)

This app analyzes phone accelerometer data to create a vibration spectrum. It helps evaluate vibration strength, frequency, and the rotation speed of various mechanisms like fans and motors. Useful for quality checks, malfunction detection, and balancing homemade rotating parts.

**Highlights:** Vibration spectrum analysis, Rotation speed evaluation, Mechanism quality assessment, Malfunction monitoring, Customizable FFT size, Multiple units of measurement, Peak frequency detection

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Settings | $2.99 | one-time |
| External accelerometer | $2.99 | one-time |


### FFTWave

[App page](https://appshunter.io/ios/app/fftwave/id1080227446)

Visualize sound from your microphone as a waveform and spectrum analysis. Identify frequency characteristics, detect peaks, and analyze howling with pinch-to-zoom gestures. Ideal for sound adjustment and analysis.

**Highlights:** Microphone waveform display, Spectrum analysis via Fourier transform, Frequency characteristic checking, Peak detection and hold, Pinch zoom gestures, Howling analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vibration analysis free?

Vibration analysis is free to download, with in-app purchases available.

### Is FFTWave free?

FFTWave is free to download, with no in-app purchases.

### Which has better reviews, Vibration analysis or FFTWave?

FFTWave is rated higher. Vibration analysis averages 4.0 out of 5 from 43 ratings, while FFTWave averages 4.3 from 15 ratings.

### Do Vibration analysis or FFTWave have ads?

Neither Vibration analysis nor FFTWave shows ads.

### Which is updated more often, Vibration analysis or FFTWave?

Vibration analysis ships an update every 3 months, and FFTWave every 15 months. Most recently, Vibration analysis was updated on September 21, 2026 and FFTWave on September 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*