Comparison

Sleep Noise Machine vs Just Stretch

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

Head to head
About

Sleep Noise Machine

Generate high-quality white, pink, brown, and black noise with advanced audio customization. Create the ideal sound environment for sleep, focus, or masking distractions with real-time adjustments and a user-friendly interface.

Highlights
  • High-quality white, pink, brown, black noise
  • 10-band graphic equalizer
  • Adjustable high-pass and low-pass filters
  • Real-time audio spectrum visualization
  • Timer with auto-stop and fade out
  • Ear fatigue reduction methods
  • Customizable user presets
Features
Read full description

A sophisticated white, pink, brown, and black noise generator with advanced audio customisation features. This app helps create the perfect sound environment for deep sleep, concentration, relaxation, or simply masking unwanted background noise. Now features green noise using black noise sound source and the new green noise EQ preset. Features: - Four high-quality noise types: White, Pink, Brown, and Black noise generated using advanced DSP algorithms for the higest quality - Professional-grade 10-band equaliser with customisable frequency adjustments - High-fidelity audio processing with oversampling technology and multiple biquads for superior sound quality - Black noise with a custom preset will give you the deepest sleep ever - Adjustable high-pass and low-pass filters with multiple slopes - Real-time audio spectrum visualisation with line and bar graph modes - Timer function with auto-stop capability and slow fade out - Sound changes and updates in real time as you move EQ and filter faders! - utilises advanced ear fatigue reduction methods such as gentle filter modulation, stereo processing and micro changes in dynamics making long hours of listening pleasant - Smooth crossfading between different noise types when switching for a peaceful transition - Airplay mode support - Bluetooth output support - Airpods output support - 25+ built-in audio presets for various environments and use cases - Very efficient engine enables the highest quality sounds and effects while saving on battery use - Custom user presets that can be saved and recalled - Sleek, intuitive interface with professional controls - Background audio playback support Studies show that noise can be used to help ADHD sufferers by providing consistent, non-distracting background sound. For tinnitus sufferers, the customisable frequency controls allow precise masking of troublesome frequencies, potentially providing relief from persistent ringing. The app is fully functional without subscription and you are welcome to use it as much as you like. However, if you want to enjoy the app with an unlimited timer then you can purchase a premium subscription. If you purchase a monthly or yearly subscription, payment will be charged to your iTunes account. Your account will automatically be charged for renewal within 24-hours prior to the end of the current subscription unless you disable auto-renew. You can manage your subscriptions and turn off auto-renewal by going to your account settings on the App Store after purchase. When canceling a subscription, your subscription will stay active until the end of the current period. Auto-renewal will be disabled, but the current subscription will not be refunded. End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Just Stretch

This app offers guided daily stretching routines to relieve muscle tension, improve posture, and enhance relaxation. It focuses on syncing breath with movement and tracking progress, making it accessible for beginners and busy individuals. Just a few minutes a day can lead to feeling better and moving with greater ease.

Highlights
  • Guided stretching routines
  • Improve posture
  • Reduce muscle tension
  • Sync breathing with movement
  • Track progress
  • Beginner-friendly
Features
Read full description

Stretch. Breathe. Feel Better. Go Stretch helps you relax tight muscles, improve posture, and reset your body with quick daily stretch routines. Whether you're working at a desk, recovering from a workout, or just waking up—Go Stretch makes it easy to move better and feel lighter. Why Go Stretch? • Guided stretching routines for every need • Improve posture and reduce tension in neck, back, hips, and more • Sync your breathing to each move for deeper relaxation • Track your progress with simple, clear charts • Perfect for beginners, office workers, and anyone looking to feel better fast Stretch anytime—morning, post-workout, or before bed. Just 5–10 minutes a day can make a difference. Start stretching smarter with Go Stretch today! SUBSCRIPTION TERMS • Length of subscription: Weekly Subscription, Annual Subscription. • You can subscribe for unlimited access to all features. • Payment will be charged to iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. • Account will be charged for renewal within 24 hours prior to the end of the current period, and identify the cost of the renewal. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Privacy Policy: https://www.privacypolicies.com/live/85c3b47d-cbd2-48c1-9759-b32fe210397a Terms of Use: https://www.privacypolicies.com/live/ec9d4dc5-f125-4c51-b525-673e0aadad57

Screenshots

Sleep Noise Machine4 screens
Just Stretch4 screens

Verdict

The call

The clearest difference is ratings volume: Sleep Noise Machine at 152 against Just Stretch's 4. Sleep Noise Machine also leads on iOS requirement (12.0 vs 16). 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 Noise Machine sells 4 in-app purchases, starting at $2.99 per month and Just Stretch sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Sleep Noise Machine against 4.5 for Just Stretch. That said, the two scores are not equally well evidenced: Sleep Noise Machine has 152 ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

Sleep Noise Machine ships an update every 4 days, Just Stretch every 8 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Sleep Noise Machine versus Just Stretch: the parameters behind the verdict, then further details
ParameterSleep Noise MachineJust Stretch
PriceFreeFree
Rating4.6 (152 ratings) — better4.5 (4 ratings)
Positive reviews33.3% of reviews—
Number of ratings152 — better4
Update frequencyEvery 4 days — betterEvery 8 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better16
Further details — not scored
Size41 MB28 MB
Age rating4+17+
DeveloperSimon Burgess三娥 崔

Customer experience

Sleep Noise Machine

All ratings139 ratings
Positive89.9%
Neutral2.9%
Negative7.2%
Written reviews6 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Just Stretch

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%

In-app purchases

4 purchases

Sleep Noise Machine

Subscriptions3
  • Premium Monthly$2.991 Month
  • Premium Weekly With Trial3 Days trial$3.997 Days
  • Premium Annual$19.991 Year
One-time1
  • Premium Lifetime$19.99
3 purchases

Just Stretch

Subscriptions3
  • Go Stretch Pro Week$6.997 Days
  • Go Stretch Pro Year Trial3 Days trial$29.991 Year
  • Go Stretch Pro Year$29.991 Year

Questions

Is Sleep Noise Machine free?
Sleep Noise Machine is free to download, with in-app purchases available.
Is Just Stretch free?
Just Stretch is free to download, with in-app purchases available.
Which has better reviews, Sleep Noise Machine or Just Stretch?
Sleep Noise Machine is rated higher. Sleep Noise Machine averages 4.6 out of 5 from 152 ratings, while Just Stretch averages 4.5 from 4 ratings.
Do Sleep Noise Machine or Just Stretch have ads?
Neither Sleep Noise Machine nor Just Stretch shows ads.
Which is updated more often, Sleep Noise Machine or Just Stretch?
Sleep Noise Machine ships an update every 4 days, and Just Stretch every 8 days. Most recently, Sleep Noise Machine was updated on October 24, 2026 and Just Stretch on October 28, 2026.

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