Mapa del sitio
Todas las páginas de SleepByNoise en un solo lugar: todos los colores de ruido, las guías para cada uso, comparaciones lado a lado, las herramientas y nuestros artículos.
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Colores del ruido
Los siete colores, del retumbar profundo del marrón al siseo brillante del violeta.
Ruido por uso
El sonido adecuado para dormir, concentrarte, estudiar, el TDAH, los bebés, los acúfenos y la relajación.
Comparar colores
Escucha dos colores uno junto al otro para encontrar el que mejor te funcione.
Herramientas
El generador de ruido gratuito y una máquina de sonido para el navegador.
Guías de color por uso
Un color de ruido específico ajustado para una necesidad concreta.
Guías y artículos
Respuestas en lenguaje sencillo a las preguntas más comunes sobre el ruido.
- Is Brown Noise Harmful? What a Sound Engineer Would Tell You
Is brown noise harmful? No — the only real variable is volume over time. Get safe listening levels, sleep-timer tips, and baby-safe distances.
- Why Do I Need Noise to Sleep? (It's Not a Disorder)
Needing noise to sleep isn't a disorder, just a common habit. Here's why silence feels off, when it's worth a second look, and how to use sound well.
- Auditory Pareidolia: Why You Hear Music in White Noise
Auditory pareidolia explains why steady white noise or pink noise can sound like music or voices, why it happens, and how to quiet it down.
- Cómo elegir el color de ruido adecuado
Marrón, blanco, rosa, verde: una forma sencilla y práctica de elegir el color de ruido ideal para dormir, concentrarte, bebés o acúfenos.
- ¿Es seguro dormir con ruido todas las noches?
El ruido marrón o blanco es seguro por la noche a un volumen razonable. Las reglas de volumen y distancia que lo garantizan, bebés incluidos.
- Is Pink Noise Bad for Sleep? What the Study Missed
Pink noise sleep study headlines promise deep-sleep miracles, but the small print tells a more balanced story. Here's what the research really shows.
- Free Brown Noise — No App, No Ads, Plays All Night
Skip the brown noise download — stream it free in your browser instantly, with no app, no account, no ads, and no loop seams all night long.
- Ghost Voices in White Noise? Here's What You're Really Hearing
If you hear whispers or your name in white noise, here's why hidden sounds in white noise happen, how they differ from tinnitus, and how to quiet them.
- Why Is It Called White Noise?
White noise is named after white light: both blend every wavelength or frequency evenly. Learn why brown, pink, blue, and grey noise got their names.
- I Can Hear Electricity: ADHD, Sensitive Hearing, and 3 AM
Hearing electricity at night is real. ADHD and sensory sensitivity explain why coil whine and mains hum stand out at 3 AM, and how to mask it for sleep.
- Why You Hear Music in Fan Noise (And Why It's Normal)
A fan's motor hum can sound like faint music as you fall asleep. Here's why audio pareidolia happens and how steady generated noise makes it fade.
- How to Play Brown Noise on Alexa All Night
Alexa can play brown noise, but most skills stop after about an hour. Here's how to loop it longer, plus a browser alternative that runs all night.
- Probably the Best Free White Noise Online
Downloadable white noise? Skip the file. Stream free white noise instantly in your browser, no app or account, with 7 colors and live controls.
- Free Pink Noise — Play Online, All Night
Stream free pink noise online instead of hunting for a pink noise mp3 — no download, no app, no account. Adjust tone, waves, and a sleep timer live.
- I Scored Severe on Two Misophonia Tests — What That Means
Misophonia test scores of 'severe' are worth taking seriously, but only a clinician can diagnose it. Here's what the tests measure, and how noise can help.