Best white noise machines for apartments

Short version: the SNOOZ is the pick, because a real fan in a sealed housing produces more usable volume than any small digital speaker and its app lets you schedule it around a building’s rhythm. The LectroFan EVO is the pick if you want 22 non-looping sounds instead of one. The Dreamegg Lite D11 Max is the budget machine - cheap and battery-powered, which matters because in an apartment the right place for the machine is rarely near a socket. And for the bass through the floor that no machine masks, the second layer is the Soundcore Sleep A30, or Mack’s Ultra Soft foam for a few dollars.

Apartment noise gets treated as one complaint and it is really three, with three different answers. Lumping them together is why people buy a sound machine, find it half-works, and conclude the category is a scam. It is not a scam; it is a tool with a defined range, and most of this page is about where that range ends.

The three kinds of noise a building makes

Sort your own problem into one of these before you spend anything. The World Health Organization treats night noise as a genuine health exposure rather than an annoyance (WHO night noise guidance), and the exposures below are not equivalent.

• Broadband building hum. HVAC, an elevator motor, the fridge compressor two rooms away, traffic as a continuous wash, a hallway. This is the easy case. A masking sound raises the noise floor so the hum stops being a separate thing your brain tracks, and almost any decent machine does it.
• Intermittent mid and high frequency events. A door latching, voices in the corridor, heels on the floor above, a dog, a TV through a wall. This is the case most people are actually buying for, and it is where masking earns its money - not by canceling the sound but by shrinking the gap between the quiet background and the event. Sleep is destabilized by the contrast, and measured brain-rhythm work shows that how stable your sleep is against intruding noise varies hugely between people (Dang-Vu et al.).
• Low-frequency bass and structural thumps. Subwoofers, a washing machine on spin, footfall transmitted through joists, a slammed door felt as much as heard. No sound machine solves this. Long wavelengths pass through walls that stop everything else, and a small speaker cannot produce masking energy down there at a volume you would tolerate. Passive earplugs struggle with it too - improving low-frequency attenuation is an open engineering problem, not a product you have failed to find (Carillo et al. on low-frequency attenuation).

If your problem is the third kind, buy the second layer first and treat the machine as optional. If it is the first or second, a machine is the whole answer and you can stop reading after the placement section.

How we chose

Criteria first, in the order they matter for a shared building rather than a house:

• Usable volume ceiling. Not peak loudness on a spec sheet - how loud it stays pleasant. A machine that masks a corridor only when it is unbearable has not solved anything. Mechanical fan machines win here because fan noise stays tolerable at levels where a small speaker starts to hiss and distort.
• Whether the sound loops. In a quiet apartment at 2am you will hear a seam in a short sample, and once heard it cannot be unheard. A fan has nothing to repeat; good digital machines synthesize continuously rather than playing a file.
• Freedom of placement. This is the apartment-specific criterion. The machine wants to go between you and the noise - often a wall, a door, or the floor - and those spots rarely have a socket. A battery changes what is possible.
• How quiet it goes. Studios and one-bedrooms mean the machine is close to your head. Nightly exposure is a function of level and duration together (WHO, Making Listening Safe), and a machine with a coarse volume dial forces you louder than you need.
• Whether it needs an account. Nursery-oriented machines want an app and a login before they will make a noise. For an adult bedroom that is friction without benefit - sound machines for adults filters on exactly that.
• No score, no star rating. We have not put a meter in your hallway. Everything above is a published specification or a property of the physics, and where a claim is the maker’s we say so.

Placement is the free upgrade, and most people get it wrong

Before you compare models: a machine on your nightstand is in the wrong place. The point of masking is to raise the noise floor along the path the noise takes, so the machine belongs between you and the source - at the party wall, by the bedroom door if the corridor is the problem, near the window for street noise.

Two consequences. First, a machine you can move and run unplugged is worth more in an apartment than one extra sound library. Second, if the only socket is behind the bed, you will end up running a mains machine louder than necessary to compensate for it being in the wrong spot - which is both worse for your ears and more likely to annoy whoever is on the other side of that wall.

The three machines, and what is wrong with each

SNOOZ - the pick. A real internal fan in a sealed housing, so no airflow is directed at you, tunable across a wide tone and volume range, with an app for schedules, timers and remote volume (manufacturer specifications) (and the Pro variant). It is the loudest usable machine here and it never loops. The honest cons: it is the most expensive machine on this page by some distance, it makes exactly one kind of sound so there is no variety to fall back on, and a fan has a moving part that a solid-state unit does not. It has its own review.

LectroFan EVO - for variety without the loop. Twenty-two non-looping generated sounds including white, pink and brown noise plus fan sounds, precise stepped volume control across a wide range, and no moving parts at all (manufacturer specifications). The stepped volume is underrated in a small apartment: it lets you sit at the lowest setting that works rather than one notch too loud. Cons: it does not reach the SNOOZ’s ceiling, generated sound still reads as electronic to some people in a way a real fan does not, and the interface is a row of buttons you will learn in the dark by feel.

Dreamegg Lite D11 Max - the budget machine. Twenty-one sounds, a 1800 mAh USB-C battery, 30/60/90 minute timer, child lock and a memory function, in a 4 x 3.7 x 1.8 in body weighing 0.64 lb (manufacturer specifications). The battery is the reason it is on an apartment page rather than a travel page: it goes on the floor by the door or on a shelf against the party wall, which is where it actually belongs. Cons: the smallest driver here and therefore the lowest ceiling, a 90 minute timer cap if you want it to stop on its own, and samples rather than synthesis, so in a very quiet room you may hear the repeat. More battery options on the rechargeable roundup.

Two more worth naming without putting on the list. The Yogasleep Dohm is the cheapest real fan machine and the best value in the category if you only ever want one sound, and the Yogasleep Dreamcenter has a headphone jack on the unit - the cleanest answer when one person in a small apartment wants the noise and the other does not (manufacturer specifications). Both are in the under-$50 roundup.

The second layer, for the noise a machine cannot touch

If what wakes you is bass, a thump through the floor, or a neighbor’s TV at a volume you can feel, adding a louder machine is throwing money at the wrong physics. You need to block rather than mask, and there are two honest routes.

Soundcore Sleep A30 - the expensive route. Active noise cancellation on top of passive isolation, with adaptive snore masking that responds to detected snoring, in a low-profile shell built for side sleeping (manufacturer specifications). Active cancellation is most effective at exactly the low frequencies passive materials handle worst, which is why it is here rather than on a general earplug page. Cons: it is the most expensive item on this page, it needs charging every night, and anything sealed in your ear for eight hours needs a hygiene routine - plugs can tamp existing wax inward (MedlinePlus on ear wax). If you want the field, see sleep headphones under $200 and the Ozlo alternatives page.

Mack’s Ultra Soft - the five-dollar route. NRR 33 dB in slow-recovery polyurethane foam, the highest rating sold, in bulk packs (manufacturer specifications). Try this before the earbuds. It costs almost nothing, and if foam seals in your ears it will out-block any electronic option on mid and high frequencies. Cons: that published figure assumes laboratory-grade insertion and NIOSH recommends derating it substantially for real use (NIOSH 98-126); it is disposable, so it is a recurring purchase; and at NRR 33 you may not hear your alarm - plugs that still let you hear your alarm covers that. Cheaper alternatives are ranked on earplugs under $25.

What does not work, so you can skip it

• Turning the machine up until the bass disappears. It will not. You will simply be sleeping in a loud room, and nightly volume is a real exposure (WHO guidance). Our figures are on how loud a sound machine should be.
• A phone app as the permanent answer. It drops the connection, autoplays something else, and keeps the phone in the bed. Machine versus app is the full argument.
• A box fan pointed at the wall. It works as masking and it also moves cold air across you all night, which is a different problem by February - sound machine versus a fan.
• Soundproofing a rental. Foam panels on a wall do essentially nothing for transmission between units; they are built to change reverberation inside a room. Heavy curtains and a rug help a little at the top of the frequency range and nothing at the bottom.

Which one to buy

If the noise is a continuous hum or corridor traffic, buy the SNOOZ, put it between you and the noise, and you are finished. If you want to spend less or want sound variety, the LectroFan EVO does the same job a little more quietly with more options. If your socket situation is bad or you want to test whether masking works for you at all, start with the Dreamegg and spend twenty dollars rather than a hundred.

If the noise is bass, start with foam earplugs because they cost almost nothing, and move to the Soundcore A30 only if foam fails or you cannot sleep with something solid in your ear. Many people in apartments end up running both layers - a machine for the hum and plugs for the events - and that combination is a better use of a hundred dollars than any single device.

For the full field at every price see the main sound machine roundup, and if you want the honest answer on whether masking will work against your specific neighbor, do white noise machines work for noisy neighbors is the page that says where the limit is.