Coffee shop sounds to work
The buzz of a full room where you can't make out a single sentence: many people work better with this in the background than in silence.
Why an ambient sound helps you relax
A steady, natural sound holds your attention without demanding it: the brain stops watching out for sudden noises and can let go. That's why rain, waves or a log fire feel so soothing, and why so many people sleep better on a train or a plane.
Headphones are ideal, but small speakers are fine. Keep the volume low: the sound should cover the noise, not drown it out. If noise makes you suffer day to day, talk to a doctor or an ENT specialist.
Questions
Why do we work better with coffee shop sounds?
A background of indistinct chatter lightly stimulates attention without grabbing it, and covers distracting noises.
Can you hear actual sentences?
No: the room is busy enough that the voices blend into a murmur.
What is the best ambient sound for sleep?
Rain, ocean waves and airplane cabin noise are the most popular: steady, with no surprises. You can leave the sound on all night at a moderate volume; if you'd rather it faded out, set a timer.
Can I play two ambient sounds at once?
No, one at a time, so the sound stays clear. For a steady background, the white noise tool offers white, pink and brown noise.
Are the sounds royalty-free?
Yes. They are recordings their authors placed in the public domain (BigSoundBank, Freesound); the full list is on the sources page.
All ambient sounds : Thunderstorm · Airbus A330 · Boeing 737 · Waves · Wind · Micheline · Night train · Train carriage · Fireplace · Stream · Rain on the terrace · Rain on an umbrella · Fan · Fridge · Dishwasher · Purring cat · Purring cat (deep) · Forest birds · Garden birds