# bismark bs-spectrum

> Spectrum Analyzer

Canonical page: [https://chrome-stats.com/d/id327802142](https://chrome-stats.com/d/id327802142)

## Overview

- **ID:** `id327802142`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** bismark LLC
- **Category:** Music
- **Rating:** 3.00 / 5 (2 ratings)
- **Version:** 3.0.3
- **Last updated:** 2026-04-05
- **First published:** 2009-08-29
- **Size:** 26 MB
- **Data as of:** 2026-09-18
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/bismark-bs-spectrum/id327802142)
- **Website:** [http://www.bismark.jp/](http://www.bismark.jp/)
- **Privacy policy:** [https://www.bismark.jp/privacy](https://www.bismark.jp/privacy)

## Description

bismark bs-spectrum is a precise and responsive real-time audio spectrum analyzer using FFT (Fast Fourier Transform). It captures sound through your iPhone or iPad’s built-in microphone and visualizes the frequency spectrum with clarity.

Key Features:
• Real-time FFT analysis of audio input
• Peak frequency and amplitude detection
• Snapshot function for waveform comparison
• Customizable display options

Display Modes:
• Graph Scale: Linear / Logarithmic
• FFT Window: Rectangle, Hamming, Hanning, Blackman
• Decay Time: From 250 ms to 4 seconds
• Amplitude Offset control

Ideal for:
• Audio engineers
• Musicians and producers
• Sound designers
• Educational purposes in acoustics or signal processing

bismark bs-spectrum provides a clean and accurate analysis experience, ideal for professionals and learners alike.

## Rankings

- #728,421 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id327802142)