# FFTWave vs SmarterNoise Pro

FFTWave and SmarterNoise Pro both sit at 4.3 stars, but that hides the real split: 77% of FFTWave's written reviews are positive against 29% of SmarterNoise Pro's. FFTWave also leads on in-app purchases (none vs 4). SmarterNoise Pro's advantage is update cadence (monthly vs every 15 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. SmarterNoise Pro sells 4 one-off in-app purchases. FFTWave asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for FFTWave against 4.4 for SmarterNoise Pro. Both are backed by a comparable volume of ratings — 15 and 31 respectively. Written reviews are what separate them: 77% of FFTWave's written reviews are positive against 29% of SmarterNoise Pro's.

FFTWave ships an update every 15 months, SmarterNoise Pro monthly. The most recent releases landed on October 4, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | FFTWave | SmarterNoise Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (15 ratings)](https://appshunter.io/ios/app/fftwave/id1080227446/reviews) | **[4.4 (31 ratings)](https://appshunter.io/ios/app/smarternoise-pro/id1466745030/reviews)** |
| Number of ratings | 15 | **31** |
| Positive reviews | **76.9% of reviews** | 28.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 24 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Eisaku Nozu](https://appshunter.io/developer/1080227445) | [Johan Rogard](https://appshunter.io/developer/1384299041) |

## What reviewers say

### 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


### SmarterNoise Pro

[App page](https://appshunter.io/ios/app/smarternoise-pro/id1466745030)

This advanced sound level meter app offers detailed audio analysis with features like frequency spectrum display and data export. It allows for precise sound measurements in both video and audio recording modes, with options for A-, C-, or no weighting.

**Highlights:** Sound level measurement in video/audio modes, Frequency spectrum display, Export measurement data (CSV), Sound level activated audio recording, Calibration tool, Full HD video recording (paid)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Camera upgrade | $0.99 | one-time |
| Frequency spectrum indicator | $1.99 | one-time |
| Video and audio recording | $1.99 | one-time |
| Spectrogram display | $1.99 | one-time |


## Frequently asked questions

### Is FFTWave free?

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

### Is SmarterNoise Pro free?

SmarterNoise Pro is free to download, with in-app purchases available.

### Which has better reviews, FFTWave or SmarterNoise Pro?

SmarterNoise Pro is rated higher. FFTWave averages 4.3 out of 5 from 15 ratings, while SmarterNoise Pro averages 4.4 from 31 ratings.

### Do FFTWave or SmarterNoise Pro have ads?

Neither FFTWave nor SmarterNoise Pro shows ads.

### Which is updated more often, FFTWave or SmarterNoise Pro?

FFTWave ships an update every 15 months, and SmarterNoise Pro monthly. Most recently, FFTWave was updated on October 4, 2026 and SmarterNoise Pro on September 22, 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.*