Comparison

Polyrhythm vs Particle Simulation

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

Head to head
About

Polyrhythm

Create a personalized soundscape for relaxation, sleep, or meditation. Explore a variety of organic and synthesized instruments, ambient background sounds, and AI-generated presets. Customize and save your favorite sound combinations for a tranquil experience.

Highlights
  • Variety of sound presets
  • Organic and synthesized instruments
  • Background ambient sounds
  • AI preset generator
  • Advanced preset customization
  • Create and save custom presets
Features
Read full description

When it's time for rest and relaxation, our app will become your faithful companion. Perfect for use before sleep or during meditation, it can also help soothe your child or yourself. Based on polyrhythmic sound playback, our app promises a deep immersion into the world of sounds and visualizations. Features of our app: - A variety of presets with unique moods; - Various organic and synthesized musical instruments to create the perfect atmosphere; - Background sounds including white noise, bird songs, and ocean waves; - AI preset generator for a continuous flow of inspiration; - Advanced preset customization for precise sound tuning; - Ability to create custom presets and save them to favorites. Discover the world of harmony and tranquility with our unique app - your personal oasis of calm. Also worth reading Privacy Policy: https://sites.google.com/view/castles-trip-privacy-policy. And Terms of use: https://sites.google.com/view/polyrhythm-tos

About

Particle Simulation

Explore a world of creativity and find tranquility with mesmerizing particle simulations. Interact with dynamic particles, customize their behavior, and create beautiful art impressions while listening to meditative music. It's a calming and creative outlet for stress reduction and self-expression.

Highlights
  • Dynamic particle simulation
  • Meditative music
  • Customizable parameters
  • Autopilot mode
  • Gyrosensor and haptic feedback
  • Capture and share creations
  • Save and load presets
Features
Read full description

Seeking a calming and creative outlet? Particle Simulation offers a unique way to unwind and find tranquility through mesmerizing simulations. Explore Creative Freedom and Calmness Reduce stress and explore a world of creativity with our dynamic particle simulation. Simply touch the screen to interact with captivating particles that respond to your movements. Dive deep into a realm of fascination and artistic freedom, forging a connection with the universe. Features of Particle Simulation: - Easy-to-use particle simulation - Meditative music - Customizable parameters for color, motion, and more - Autopilot mode for hands-free enjoyment - Gyrosensor and haptic feedback integration - Capture and share your creations (Screenshots + Videos) - Save and load your favorite settings with presets Experience Freedom, Calmness, and Creativity Art is a powerful form of expression, and this app provides a safe and easy outlet for your thoughts and emotions. Whether you're a seasoned artist or just starting, Particles Simulation invites you to transform your thoughts into beautiful, transient art impressions on your screen. Rediscover Inner Peace In a world filled with stress and negativity, find solace and awareness within this app. Open it anytime to reclaim your peace and make the most of your free time with this incredible, free app. Craft Beautiful Particle Art Impressions Use your fingertips to craft intricate forms and shapes with dynamic particles while listening to soothing, real-time generated music. Customize your experience with options like color, motion, and more for a personalized meditation and relaxation session. Ready to experience the soothing embrace of creative freedom? Download Particle Simulation now and enjoy breathtaking particle patterns and soulful music until you're completely relaxed. Because you deserve to find calmness and serenity. Questions or suggestions? Contact us at info@mkgames.org. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Polyrhythm4 screens
Particle Simulation4 screens

Verdict

The call

The clearest difference is rating: Particle Simulation at 4.5 against Polyrhythm's 2.4. Particle Simulation also leads on ratings volume (46 vs 7). Polyrhythm's advantage is update cadence (every 5 weeks vs every 7 months). On price, review sentiment, ads and in-app purchases 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. Polyrhythm sells 3 in-app purchases, starting at $1.99 per 7 days and Particle Simulation sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Particle Simulation holds the better App Store score, 4.5 against 2.4. That said, the two scores are not equally well evidenced: Particle Simulation has 46 ratings behind it against 7, so its average is the more settled of the two. Written reviews split almost evenly too, at 25% and 25% positive.

UpkeepUpdate frequency

Polyrhythm ships an update every 5 weeks, Particle Simulation every 7 months. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

Scorecard3 real differences · 7 level
Polyrhythm versus Particle Simulation: the parameters behind the verdict, then further details
ParameterPolyrhythmParticle Simulation
PriceFreeFree
Rating2.4 (7 ratings)4.5 (46 ratings) — better
Positive reviews25.0% of reviews25.0% of reviews
Number of ratings746 — better
Update frequencyEvery 5 weeks — betterEvery 7 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.012.0
Further details — not scored
Size131 MB132 MB
Age rating4+4+
DeveloperStanislav DuplinskiyMarvin Krueger

Customer experience

Polyrhythm

All ratings7 ratings
Positive28.6%
Neutral14.3%
Negative57.1%
Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

Particle Simulation

All ratings46 ratings
Positive84.8%
Neutral4.3%
Negative10.9%
Written reviews8 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

In-app purchases

3 purchases

Polyrhythm

Subscriptions3
  • Full access to app functions$1.997 Days
  • Full access to app functions$5.991 Month
  • Full access to app functions3 Days trial$12.993 Months
4 purchases

Particle Simulation

Subscriptions3
  • Particles PRO3 Days trial$2.997 Days
  • Psychedelic magic | monthly$3.991 Month
  • Particles PRO$12.991 Year
One-time1
  • Psychedelic magic$19.99

Questions

Is Polyrhythm free?
Polyrhythm is free to download, with in-app purchases available.
Is Particle Simulation free?
Particle Simulation is free to download, with in-app purchases available.
Which has better reviews, Polyrhythm or Particle Simulation?
Particle Simulation is rated higher. Polyrhythm averages 2.4 out of 5 from 7 ratings, while Particle Simulation averages 4.5 from 46 ratings.
Do Polyrhythm or Particle Simulation have ads?
Neither Polyrhythm nor Particle Simulation shows ads.
Which is updated more often, Polyrhythm or Particle Simulation?
Polyrhythm ships an update every 5 weeks, and Particle Simulation every 7 months. Most recently, Polyrhythm was updated on September 11, 2026 and Particle Simulation on September 9, 2026.

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