Freq & Noise Studio

Freq & Noise Studio – Precision Frequency Generator & Ambient Sound Studio
Freq & Noise Studio is a high-precision audio tool designed for sound testing, audio equipment checks, meditation, deep focus and better sleep.
Whether you need to generate exact tone frequencies between 1 Hz and 22,000 Hz or relax with four noise colors, Freq & Noise Studio provides a smooth, elegant and versatile audio environment.
🎛️ PRECISION FREQUENCY GENERATOR
• Wide Range: Generate clean audio signals from 1 Hz to 22,000 Hz (22 kHz).
• 3 Waveforms: Sine wave, Triangle wave and Square wave support.
• Logarithmic Slider: The most useful low and mid frequencies get most of the slider for easy, precise control.
• Fine-Tuning Control: Adjust in 1 Hz steps, hold +/– to change faster, or type an exact value.
• Quick Presets: Instant access to standard reference tones including 440 Hz (A4 tuning), 1 kHz, 2 kHz and 4 kHz.
• Ideal for speaker and headphone testing, checking audible range and musical instrument tuning.
🌊 AMBIENT NOISE GENERATOR
• 4 Noise Colors: White Noise, Pink Noise, Brown Noise and Grey Noise.
• Meditative Wave Mode: Mimics gentle ocean waves by smoothly rising and falling volume levels for a calm, relaxing feel.
• Seamless Gapless Looping: Enjoy endless audio playback with no clicks, jumps or interruptions.
• Perfect for blocking background noise, improving study concentration and creating a restful sleep environment.
⏱️ SLEEP TIMER & SMART FEATURES
• Sleep Timer: Set automatic shut-off timers for 15, 30, 45 or 60 minutes.
• Animated Visualizer: Pulsing visuals in the color of your selected sound.
• Volume Control: Easily adjust the output level for each mode.
• Light & Dark Themes: Follows your system setting, or pick the one you like. The dark theme is easy on the eyes at night.
• Always-Visible Controls: The Start/Stop button stays in reach on every screen.
• Background Playback: Keeps playing when you switch apps or turn off the screen.
Why Choose Freq & Noise Studio?
• Works 100% offline without internet connection.
• Respects your privacy – No personal data collection or tracking.
Tip: Start at a low volume. High frequencies and square waves can be uncomfortable at high levels.
Download Freq & Noise Studio today for precision audio testing, focus and restful sleep!