Comparison

Brown Noise vs Noise Machine°

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

Head to head
About

Brown Noise

This free application offers a collection of authentic fan sounds designed to create a tranquil sleep environment. It helps users of all ages fall asleep effortlessly and improve their overall sleep quality. The intuitive interface and adjustable timer make it easy to customize your relaxation experience.

Highlights
  • Four authentic fan sounds
  • User-friendly interface
  • Adjustable sleep timer
  • Completely free
Features
Read full description

Experience the ultimate sleep solution with "Brown Noise Machine", an app dedicated to improving your sleep quality. Dive into a world of relaxation with a rich library of colored noises, ambient soundscapes, and calming meditations, crafted to create the perfect environment for deep, restful sleep. Ideal for everyone from infants to adults who are seeking a serene escape into dreamland. "Transformative! Since using this app, my sleep has improved dramatically. A true game-changer for those tossing and turning all night." - Satisfied Sleeper Say goodbye to sleepless nights and hello to falling asleep effortlessly. From soothing colored noises to immersive nature sounds and guided meditations, every sound is meticulously designed to foster a tranquil sleep environment, promoting rest and relaxation for all ages. "This app was a lifesaver during those early months of parenthood. It helped my little one sleep peacefully, making our nights much easier!" - Grateful Parent Navigating "Brown Noise Machine" is simple and intuitive. Select your favorite sound or meditation, set the timer to your preference, and let the soothing audio guide you to sleep. Achieving deep, restful sleep has never been easier! Features of the app include: - Colored noises including brown noise and more - Binaural beats, beta waves, and delta waves - A wide range of ambient soundscapes: campfire, rain forest, rain on roof, rain on window, rain on lake, heavy rain, rain downpour, small water stream, mountain river, waterfall, beach waves, windy beach, thunder cracks, thunder rumbling, close thunder with rain, and airplane cabin - Guided meditations designed for falling asleep, getting back to sleep, and letting go - User-friendly interface - Adjustable sleep timer Embrace better sleep and refreshed mornings. Download "Brown Noise Machine" today and enjoy the sound of a good night's sleep. Privacy Policy : https://www.yellowcatlabs.com/privacy-policy Terms of use : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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.

Screenshots

Brown Noise3 screens
Noise Machine°3 screens

Verdict

The call

The clearest difference is in-app purchases: Noise Machine° at none against Brown Noise's 3. Noise Machine° also leads on ads (none vs shown) and rating (5.0 vs 4.6). Brown Noise's advantage is ratings volume (754 vs 3). On price, update cadence, monetization model and device support 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. Brown Noise sells 3 in-app purchases, starting at $39.99 per year. Noise Machine° asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Noise Machine° holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Brown Noise has 754 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Brown Noise ships an update every 3 weeks, Noise Machine° monthly. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
Brown Noise versus Noise Machine°: the parameters behind the verdict, then further details
ParameterBrown NoiseNoise Machine°
PriceFreeFree
Rating4.6 (754 ratings)5.0 (3 ratings) — better
Positive reviews65.3% of reviews—
Number of ratings754 — better3
Update frequencyEvery 3 weeks — betterMonthly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size146 MB5 MB
Age rating4+4+
DeveloperYELLOWCAT LABS LTDKARLIE ALEXIS KOWALSKA

Customer experience

Brown Noise

All ratings750 ratings
Positive91.2%
Neutral1.5%
Negative7.3%
Written reviews101 reviews
Positive65.3%
Neutral0.0%
Negative34.7%

Noise Machine°

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Brown Noise

Subscriptions3
  • Yearly subscription3 Days trial$39.991 Year
  • Yearly subscription3 Days trial$59.991 Year
  • Yearly subscription1 Month trial$59.991 Year
None

Noise Machine°

No in-app purchases

Questions

Is Brown Noise free?
Brown Noise is free to download, with in-app purchases available.
Is Noise Machine° free?
Noise Machine° is free to download, with no in-app purchases.
Which has better reviews, Brown Noise or Noise Machine°?
Noise Machine° is rated higher. Brown Noise averages 4.6 out of 5 from 754 ratings, while Noise Machine° averages 5.0 from 3 ratings.
Do Brown Noise or Noise Machine° have ads?
Brown Noise shows ads; Noise Machine° does not.
Which is updated more often, Brown Noise or Noise Machine°?
Brown Noise ships an update every 3 weeks, and Noise Machine° monthly. Most recently, Brown Noise was updated on October 21, 2026 and Noise Machine° on October 14, 2026.

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