84 reviews

CalmSound Sleep Cube

Soothes baby and mom with adjustable white noise for deeper, longer sleep

✔️Reduce wake-ups by 50% overnight

✔️Shorten settling time by several minutes

✔️Extend naps reliably at home or travel

✔️Cut nighttime checks and interruptions significantly

Quantity

Color

White

Fast Shipping

Premium Product

14-Day Money Back Guarantee

I was skeptical at first, but this helped our nights so much. Baby fell asleep faster, naps stayed peaceful, and travel is calmer. Gives parents real rest and less nightly stress.

Nancy O.

Shipping Information

We offer tracked and insured shipping for all of our orders. Order processing takes 1-3 business days before shipment.

Return Policy

We love our products and are confident you will too! That's why we are offering a 30-Day, Risk-Free Trial. If you are not in love with your results, we will give you a refund.

Baby wakes from light noises all night

Create a stable sleep environment with steady white noise. Blocks household sounds and street noise so baby and mom sleep longer. Portable design fits nursery, stroller, or hotel for peaceful nights away.

Turn chaotic nights into calm, restorative sleep

Adjust sound, timer, and volume to match baby’s routine and reduce midnight wakeups so families feel rested and ready each morning.

🌧️

Soothing

Mimics steady rain to mask sudden noises instantly.

💤

Deeper

Promotes longer sleep stretches for baby and parent.

🔋

Portable

Rechargeable battery lets you use it anywhere.

⏱️

Timed

Auto-shutoff timers save battery and reduce interruptions.

Why CalmSound Sleep Cube Stands Out

CalmSound offers true high-fidelity sounds, simple controls, and long battery life. Others are noisy, complex, or drain quickly. This product focuses on real sleep improvements for baby and parent.

CalmSound Sleep Cube

Others

Sound

Simplicity

Battery

Portability

Affordable

Real results that change nightly routines

98%

Reported that baby fell asleep faster with consistent white noise.

97%

Experienced longer uninterrupted sleep stretches after using soothing sounds.

96%

Noted easier travel naps and hotel sleeps with portable, rechargeable design.

Struggling to calm fussy evenings quickly

Choose from rain, ocean, or heartbeat sounds to recreate womb-like comfort. A warm, familiar sound soothes fussiness fast, shortens crying spells, and helps settle feeding and bedtime routines.

Answers to common sleep machine questions

Clear, quick help so you can buy with confidence and sleep sooner

What sounds are available with this machine?

You get multiple options including white noise, rain, ocean, thunder, wind, running water, and gentle music. Switch sounds to find what calms your baby fastest.

How long does the battery last on a charge?

The built-in high-energy lithium battery provides many hours of continuous play depending on volume and sound. Typical home use lasts through the night and recharges quickly via included USB cable.

Can I set the machine to turn off automatically?

Yes. Use the timer to select preset shutoff times so the machine supports naps or full-night sleep without running unnecessarily.

Is the volume safe for newborns?

Volume control knob lets you set a gentle, soothing level. Start low and increase slowly; the high-fidelity chip keeps sound clear without harsh peaks.

Will it work when traveling or at daycare?

Absolutely. Lightweight and portable with USB charging makes it ideal for strollers, hotel rooms, daycare naps, and dorm use so your baby keeps a familiar sleep cue.

Shop with Confidence

We’re here to make your experience smooth and stress-free. If something isn’t right with your order, reach out to our support team and we’ll help quickly. For returns and refunds, please refer to our Return & Refund Policy.

Real parents share honest feedback here

Trusted, verified reviews from real customers

Hannah K.

Verified Buyer

Really helped my newborn settle during late evenings, much calmer now and easier bedtime routine.

Olivia B.

Verified Buyer

Game changer! 🔥

Courtney N.

Verified Buyer

We’ve had fewer middle-of-the-night wakings and my partner and I finally get more consistent sleep. The device is unobtrusive and totally easy to carry.

Katherine V.

Verified Buyer

I was skeptical, but this played gently all night and kept odd hallway noises from waking my baby. Setup was easy, and the rechargeable battery lasted through travel with room to spare.

Jessica L.

Verified Buyer

Finally restful nights.

Emily R.

Verified Buyer

Love it! ❤️

Kaitlyn G.

Verified Buyer

At first I worried it would be too loud or annoying, but the tones are soft and steady. Our baby naps longer and wakes happier.

Laura S.

Verified Buyer

I use it every night; volume control is handy and the timer means it doesn’t run all night when baby actually drifts off.

Allison F.

Verified Buyer

Used it during a recent family trip and it masked unfamiliar noises that used to wake our baby. Nights were calmer and everyone got more rest, honestly life-changing for travel.

Vanessa D.

Verified Buyer

Helped create a predictable bedtime ritual: warm bath, story, soft sound. Baby falls asleep quicker and stays asleep longer, which is huge for our household routine.

Stephanie W.

Verified Buyer

I was surprised how quickly it soothed my toddler during swarm-of-wakeups nights; the gentle sounds mask hallway noise and help steady breathing.

Rachel T.

Verified Buyer

Compact and light, fits in my diaper bag so naps away from home are less chaotic and more predictable now.

Nicole A.

Verified Buyer

Works well in the nursery and the office when I need background sound to focus; portability is a real plus for our family.

Amanda C.

Verified Buyer

Good for the nursery and daycare transitions. It’s simple to use and the light is soft enough not to disturb dark-room naps but still comforting.