Signal Lab: Audio Spectrum

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About this app

Signal Lab is a powerful audio spectrum analyzer and signal generator designed for musicians, audio engineers, DJs, and sound enthusiasts.

Analyze sound in real time using your device microphone and visualize frequencies with a clean and accurate spectrum analyzer. Generate tones and noise signals for testing, calibration, and audio experimentation.

🔊 KEY FEATURES:

• Real-time audio spectrum analyzer
Visualize frequencies instantly using your microphone. Perfect for sound analysis, tuning, and audio monitoring.

• Signal generator (tone generator)
Generate precise audio tones such as sine, square, and sawtooth waves for testing audio equipment.

• Noise generator
Create white noise for calibration, testing, and sound environments.

• Clean and modern UI
Minimal, fast, and optimized for real audio workflows.

⚡ USE CASES:

• Test speakers and headphones
• Analyze sound frequencies
• Tune audio systems
• Learn and experiment with audio signals

🎧 WHY SIGNAL LAB?

Signal Lab combines a spectrum analyzer and signal generator in one simple and powerful app. Whether you're a beginner or a professional, it's designed to be fast, accurate, and easy to use.

🔒 PRIVACY:

• No personal data collected
• Microphone used only during active use
• No audio is recorded or stored

Download Signal Lab and take control of your audio.
Updated on
May 6, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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What’s new

Signal Lab is now available!

• Real-time audio spectrum analyzer
• Audio signal & tone generator
• Generate sine, square & sawtooth waves
• White noise generator for audio testing
• Analyze sound frequencies instantly
• Perfect for speakers, headphones & audio systems
• Fast, modern and easy-to-use audio tools

Thanks for using Signal Lab
Content rating
Everyone
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About the developer
MARTIN LOPEZ ROBLES
codigoroble@gmail.com
Manzana 5 s/n Loc Ejido de San Lorenzo Toxico 50780 Ixtlahuaca Casa habitación 50780 Mexico, Méx. Mexico

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