Comparison

Noise Machine° vs Sleep Hush

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Noise Machine°

This app generates unique, continuous audio to help you sleep better, focus more, and relax. It offers various sound types like brown, green, white, pink, and fan noise, all procedurally generated to avoid repetitive loops. Enjoy offline playback and a sleep timer for a seamless experience.

Highlights
  • Procedurally generated infinite audio
  • Multiple noise types (brown, green, white, pink, fan)
  • Sleep timer with fade out
  • Offline mode
  • Background playback
  • Customizable sound controls
Features
Read full description

Sleep better, focus more, and relax with Noise Machine. If you struggle with insomnia, anxiety, or distractions, this app is your solution. Noise Machine is a premium sound machine that generates unique, continuous audio to help you block out the world. Unlike other free sleep sounds apps that play short, repetitive loops, we generate high quality audio in real time. The sound never repeats, which keeps your brain calm and prevents you from waking up. Includes Fan Noise and Color Noises We provide the full spectrum of sleep sounds to match your needs. Brown Noise: A deep, strong rumble similar to a heavy storm or a distant jet. Brown noise is statistically the best sound for deep sleep and anxiety relief. It is also excellent for calming crying babies by mimicking womb sounds. Green Noise: A calming, nature inspired sound that resembles a forest or a flowing river. This is the top choice for meditation and relaxation. White Noise: The classic static that covers all frequencies. It acts as a sound shield, perfect for blocking noisy neighbors or street traffic. Pink Noise: A balanced sound like soft rain or leaves rustling. It is widely used to mask tinnitus and improve sleep quality without sounding harsh. Fan Noise: We simulate the steady, mechanical drone of a box fan or oscillating fan to help you sleep cool and soundly. Why use a Sound Machine? For Baby Sleep: Newborns need constant background noise to feel safe. Our Deep Womb setting helps infants drift off faster and stay asleep longer. For Focus and Study: Silence can be distracting. Using Green noise or Brown noise improves cognitive performance and helps with ADHD by occupying the distracting parts of the brain. For Anxiety Relief: Constant, steady audio reduces sensory overload and helps calm a racing mind before bed. Powerful Features No Loops: The audio is generated procedurally, meaning it is truly infinite. Sleep Timer: Set the app to fade out gently after you fall asleep to save battery. Offline Mode: No internet connection is needed. Sleep soundly even in airplane mode. Background Play: Keep the audio running while you use your phone or turn the screen off. Custom Controls: Adjust the warmth and movement of the sound to create your perfect atmosphere.

About

Sleep Hush

Drift into peaceful sleep with calming soundscapes and high-quality white noise. Reduce stress and anxiety to fall asleep faster and wake up refreshed. Features a sleep timer and a distraction-free design for ultimate relaxation.

Highlights
  • High-quality white noise library
  • Instant sleep & relaxation
  • Seamless looping sounds
  • Sleep timer
  • Minimal & distraction-free design
Features
Read full description

Sleep Hush is your personal sleep companion — designed to help you fall asleep faster, stay asleep longer, and wake up feeling refreshed. Whether you struggle with insomnia, anxiety, or racing thoughts, Sleep Hush surrounds you with carefully crafted white noise and calming soundscapes to quiet your mind and relax your body. - Key Features 1. High-quality white noise library Rain, ocean waves, gentle wind, soft ambience, and more — professionally tuned for deep relaxation. 2. Instant sleep & relaxation Reduce stress, calm anxiety, and create the perfect environment for rest or focus. 3. Seamless looping sounds Smooth, uninterrupted audio playback for a natural listening experience. 4. Sleep timer Automatically fade out sounds as you drift into sleep. 5. Minimal & distraction-free design Simple interface built for nighttime comfort. - Perfect for 1. Falling asleep faster 2. Improving sleep quality 3. Relaxation & meditation 4. Reducing anxiety and stress 5.Focus, study, and work Sleep better tonight with Sleep Hush — your calm space in a noisy world. Privacy Policy: https://sleep-hush-privacy.netlify.app Terms of Use: https://sleep-hush-terms.netlify.app

Screenshots

Noise Machine°3 screens
Sleep Hush4 screens

Verdict

The call

The clearest difference is in-app purchases: Noise Machine° at none against Sleep Hush's 4. Noise Machine° also leads on iOS requirement (16.0 vs 18.5). Sleep Hush's advantage is ratings volume (9 vs 3). On price, rating, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sleep Hush sells 4 in-app purchases, starting at $9.99 per month. Noise Machine° asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Noise Machine° against 4.9 for Sleep Hush. Both are backed by a comparable volume of ratings — 3 and 9 respectively.

UpkeepUpdate frequency

Noise Machine° ships an update every 11 days, Sleep Hush every 2 weeks. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
Noise Machine° versus Sleep Hush: the parameters behind the verdict, then further details
ParameterNoise Machine°Sleep Hush
PriceFreeFree
Rating5.0 (3 ratings) — better4.9 (9 ratings)
Positive reviews100.0% of reviews—
Number of ratings39 — better
Update frequencyEvery 11 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better18.5
Further details — not scored
Size5 MB66 MB
Age rating4+4+
DeveloperKARLIE ALEXIS KOWALSKAHonverse

Customer experience

Noise Machine°

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Sleep Hush

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Noise Machine°

No in-app purchases

4 purchases

Sleep Hush

Subscriptions4
  • Sleep Hush Premium (1 Monty)$9.991 Month
  • Sleep Hush Premium Discount(1 Year)$19.991 Year
  • Sleep Hush Premium (1 Year)7 Days trial$19.991 Year
Show 1 more
  • Sleep Hush Pro (1 Year)7 Days trial$39.991 Year

Questions

Is Noise Machine° free?
Noise Machine° is free to download, with no in-app purchases.
Is Sleep Hush free?
Sleep Hush is free to download, with in-app purchases available.
Which has better reviews, Noise Machine° or Sleep Hush?
Noise Machine° is rated higher. Noise Machine° averages 5.0 out of 5 from 3 ratings, while Sleep Hush averages 4.9 from 9 ratings.
Do Noise Machine° or Sleep Hush have ads?
Neither Noise Machine° nor Sleep Hush shows ads.
Which is updated more often, Noise Machine° or Sleep Hush?
Noise Machine° ships an update every 11 days, and Sleep Hush every 2 weeks. Most recently, Noise Machine° was updated on November 5, 2026 and Sleep Hush on November 9, 2026.

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