White Noise for Sleep – Free Generator Online

Introduction: Trencada's free White Noise Generator helps you fall asleep and stay asleep — pick white, pink, or brown noise, press play, and let the optional sleep timer fade the sound out gently. The sound is generated live in your browser: no audio files, no streaming, no app. How to Use: 1. Choose white, pink, or brown noise. 2. Press play and set a comfortable volume. 3. Set a sleep timer if you like — the sound fades out over 4 seconds instead of stopping abruptly. Key Features: Three noise colors generated live in your browser; 15–90 minute sleep timer with gentle fade-out; volume control; keep the tab open while it plays. Why Choose Trencada: Free forever, no account, no download — just press play and sleep. FAQ: What is the difference between white, pink and brown noise? White is a bright, even hiss that masks background sounds; pink is softer and deeper; brown is a low rumble. Many sleepers prefer pink or brown. Will it stop by itself? Yes — the sleep timer fades the sound out gently when time is up. Does it use mobile data while playing? No — the sound is synthesized live in your browser.