---
title: "SignalSpy - Audio Oscilloscope, Frequency Spectrum Analyzer, and more — App Overview"
url: https://marlvel.ai/apps/signalspy-audio-oscilloscope-frequency-spectrum-an
category: Music
developer: Codelle
platforms: ios, android
rating: 4.5 (3.4K ratings)
pricing: free
report_level: overview
generated: 2026-05-05
last_verified: "2026-05-05T23:14:15.838Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers efficient real-time visualization, users report technical limitations regarding audio input compatibility and fixed bit-depth/sample rate processing.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Music |
| Rating | 4.5 ★ (3.4K) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.1 |
| Latest Version (Android) | 3.3 |
| Developer | Codelle |

<!-- SECTION: Summary -->
## What is SignalSpy - Audio Oscilloscope, Frequency Spectrum Analyzer, and more?

SignalSpy is a suite of audio analysis tools including an oscilloscope, spectrum analyzer, level indicator, and spectrogram. It is designed for studio applications requiring real-time, high-accuracy signal visualization.

<!-- SECTION: Key Features -->
## Key Features

- **Audio Signal Analyzers**: Provides four distinct tools: an oscilloscope, spectrum analyzer, level indicator, and spectrogram.
- **Synchronized Oscilloscope**: Allows for waveform synchronization using a configurable trigger level.
- **Configurable Frequency Scale**: Supports switching between logarithmic and linear frequency scales to suit specific analysis needs.
- **Real-time Display**: Features high-speed screen updates for immediate visual feedback of audio data.

<!-- SECTION: Target Audience -->
## Who is it for?

Audio engineers, music producers, and hobbyists requiring real-time visual feedback for audio signals.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/signalspy-audio-oscilloscope-frequency-spectrum-analyzer/id912509512?mt=12&uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=org.sbaudio.oscope&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/apps/signalspy-audio-oscilloscope-frequency-spectrum-an)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/signalspy-audio-oscilloscope-frequency-spectrum-an).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*