Brown Noise vs White Noise for Sleep

If you've tried using sound to help you sleep, you've probably heard of white noise. But brown noise has been gaining massive popularity — it was one of the most searched sleep terms recently. So what's the difference?

What Is White Noise?

White noise contains all audible frequencies at equal intensity — like static from an untuned TV or a running fan. It creates a consistent wall of sound that masks environmental disturbances effectively.

What Is Brown Noise?

Brown noise emphasizes lower frequencies and rolls off the higher ones. The result is a deep, warm, rumbling sound — like a strong waterfall or heavy rain on a roof. Many people describe it as richer and more soothing than white noise.

Key Differences

• Frequency: White noise is flat across all frequencies. Brown noise is heavier on low frequencies.
• Sound quality: White noise sounds like static. Brown noise sounds like rumbling thunder.
• Masking: White noise masks a wider range. Brown noise is better for low-frequency disturbances like traffic.

What About Pink Noise?

Pink noise sits between white and brown. It balances frequencies so each octave carries equal energy — like steady rainfall or wind through trees. Some studies suggest pink noise enhances deep sleep.

Which Is Best for Sleep?

• White noise: Best for blocking varied environmental sounds, especially high-pitched ones.
• Brown noise: If you prefer deeper, warmer sound. Particularly popular with people who have ADHD or anxiety.
• Pink noise: Natural-sounding, balanced, and easy to listen to all night.

Try Mixing Noise Colors

Combining brown noise with gentle rain creates a deep, immersive soundscape. With Sorat, you can mix any sounds together and adjust each volume independently to find your perfect blend.