SFX Jar

Sleep Sound Effects

Steady sound for sleep, focus or masking noise. Press Loop and leave it running, or download the MP3.

8 sounds · free MP3 download · free to use

Sleep Sound Effects

  1. Brown noise

    Deep, rumbling noise with most energy in the lows. Loops without a seam.

    CC0 1.0 · SFX Jar

    3:00MP3

  2. Deep brown noise

    Brown noise rolled off above 300 Hz: a low, even rumble.

    CC0 1.0 · SFX Jar

    3:00MP3

  3. Green noise

    Pink noise centred on the mid frequencies around 500 Hz, the band people call green noise.

    CC0 1.0 · SFX Jar

    3:00MP3

  4. Green noise, wide band

    White noise shaped to a broad hump between about 250 Hz and 1 kHz.

    CC0 1.0 · SFX Jar

    3:00MP3

  5. Pink noise

    Softer than white noise, with less hiss in the highs. Loops without a seam.

    CC0 1.0 · SFX Jar

    3:00MP3

  6. Deep pink noise

    Pink noise rolled off above 2 kHz for a warmer, quieter hiss.

    CC0 1.0 · SFX Jar

    3:00MP3

  7. White noise

    Even hiss across every frequency. Three minutes that loop without a seam.

    CC0 1.0 · SFX Jar

    3:00MP3

  8. Soft white noise

    White noise with the harshest highs rolled off above 6 kHz, gentler for sleep.

    CC0 1.0 · SFX Jar

    3:00MP3

More noise, sleep and calm

All noise, sleep and calm

Questions

Can I use these sleep sound effects in a YouTube video or a paid project?

Yes. Every clip here is CC0 or public domain, and both allow use in monetised videos, podcasts, games, apps and client work, with no fee and no need to ask.

Do I need to give credit for these sleep sound effects?

No. None of these clips require attribution.