# かんたんサウンドアナライザー — 音声スペクトラム解析・録音

> 音声スペクトラム解析・録音 (iPhone/iPad app by Takahiro Endo.)

- Source: https://appshunter.io/ios/app/id6759789217 (this page in markdown: same URL + `.md`)
- Developer: [Takahiro Endo](https://appshunter.io/developer/1878005918)
- Category: Utilities, Music
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 2 MB
- Languages: English, Japanese
- Released: 2026-03-02
- Data updated: 2026-06-29
- User reviews in markdown: https://appshunter.io/ios/app/id6759789217/reviews.md

## What is かんたんサウンドアナライザー?

Description
  Easy Sound analyzes audio from your microphone in real time using FFT, and
  displays the frequency spectrum visually. Perfect for noise surveys, acoustic
  checks, and environmental measurements.

  【Features】

  ■ Real-Time Spectrum Display
  Live FFT analysis from the microphone. Simultaneously shows peak frequency,
  peak amplitude, and RMS level.

  ■ Audio Recording & Playback (Pro)
  Record audio while measuring. During playback, the original FFT spectrum is
  recalculated in real time. Linear scale display is also supported.

  ■ GPS Location Tagging (Pro)
  Automatically attach location data to recordings and measurements. View where
  each measurement was taken on a map.

  ■ Memo & Tag Management (Pro)
  Add memos and tags to each recording for easy organization. Categorize by
  factory, traffic noise, outdoor, and more.

  ■ CSV Export (Pro)
  Export measurement data as CSV files for use in Excel or Numbers — ideal for
  reports and analysis.

  ■ Playback Speed Control (Pro)
  Play recordings at 0.5x, 1x, 2x, or 4x speed to closely examine audio details.

  【Use Cases】
  · Construction and facility noise level monitoring
  · Frequency response checks for instruments and speakers
  · Acoustic recording at outdoor events and natural environments
  · Audio and music education and research

  Professional frequency analysis, made simple — anytime, anywhere.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Plan | $1.99 | one-time |



## Version history (last 5 releases)

### 1.0.4 — 2026-06-07

- Minor corrections have been made.

### 1.0.3 — 2026-06-04

- The URL of the official website has been changed.

### 1.0.2 — 2026-04-09

- Change of support URL
- Linear scale display is also supported.(Pro)

### 1.0.1 — 2026-03-03

- Minor fixes

### 1.0 — 2026-03-02

No release notes.

## More apps by Takahiro Endo

- [MeshRelay](https://appshunter.io/ios/app/meshrelay/id6760348060)
- [VOXCELMOVIE](https://appshunter.io/ios/app/voxcelmovie/id6760961334)
- [MorphMovie](https://appshunter.io/ios/app/morphmovie/id6762455856)

All apps by Takahiro Endo: https://appshunter.io/developer/1878005918

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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 2026-06-29.*