# Sound monitor FFTWave

> You can check the frequency characteristics of the sound in real time.

Canonical page: [https://chrome-stats.com/d/jp.gr.java\_conf.ensoftware](https://chrome-stats.com/d/jp.gr.java_conf.ensoftware)

## Overview

- **ID:** `jp.gr.java_conf.ensoftware`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** E.N.Software
- **Category:** VIDEO\_PLAYERS
- **Downloads:** 106,755
- **Rating:** 4.11 / 5 (303 ratings)
- **Version:** 1.9
- **Last updated:** 2025-07-22
- **First published:** 2015-04-30
- **Publisher country:** JP
- **Size:** 4.31 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=jp.gr.java_conf.ensoftware)
- **Website:** [http://ensoftware.net/index.html](http://ensoftware.net/index.html)
- **Privacy policy:** [http://ensoftware.net/privacy\_policy.html](http://ensoftware.net/privacy_policy.html)

## Description

**FFTWave** is a free Chrome extension that provides real-time visualization of audio signals captured from your microphone. It features waveform display and spectral analysis via Fourier transform, allowing users to monitor the frequency characteristics of sounds instantly.

The extension supports peak detection and peak hold functions to highlight significant frequency components, aiding in sound adjustment and howling analysis. Additionally, FFTWave offers intuitive pinch zoom gestures for easy navigation of the spectrum data, making it an effective tool for audio professionals and enthusiasts looking to analyze and fine-tune sound environments.

## Rankings

- #214,027 — Overall

## Permissions and access

### Permissions

- `android.permission.RECORD_AUDIO`
- `jp.gr.java_conf.ensoftware.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

### Pros

- Great for analyzing sounds and frequencies
- Looks nice and has a professional sound spectrum display
- Free to use and offers useful graphics for sound analysis
- Developed by professionals, making it suitable for HIFI audio and vibration analysis

### Cons

- Unstable; freezes and locks up during use
- Requires additional functionality like internal audio support
- Settings are reset when exiting the app
- Some users found it unhelpful or not working at all

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Source: [Chrome-Stats](https://chrome-stats.com/d/jp.gr.java_conf.ensoftware)