Comparison

fluidity HD vs Fluids & Particle Simulation

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

Head to head
About

fluidity HD

Experience a beautiful, real-time fluid dynamics simulation. Control the flow and colors of liquids with intuitive touch gestures. Unlock advanced features like ambient audio and video output through an in-app purchase.

Highlights
  • Real-time fluid dynamics simulation
  • Interactive touch controls
  • Stunning color customization
  • Ambient audio (in-app purchase)
  • Snapshot and video output (in-app purchase)
Features
Read full description

A beautiful interactive realtime fluid dynamics simulation, control fluid flow and stunning colours at the tips of your fingers. In-App purchase enables ambient audio, double tap screen to take a snapshot, settings storage, and menuless video out using VGA, Component or Composite cable.

About

Fluids & Particle Simulation

Create mesmerizing, psychedelic fluid art with your fingertips. This app offers a calming and creative outlet to reduce stress and channel negative emotions into beautiful, flowing patterns. Enjoy a unique ASMR experience with sound-reactive visuals and customizable parameters.

Highlights
  • Interactive fluid art simulation
  • Sound-reactive fluids
  • Dozens of customizable parameters
  • Autopilot mode
  • Gyrosensor and haptic feedback integration
  • Real-time sound synthesis
  • Video recording and screenshot functionality
Read full description

Are you stressed and agitated? Do you want to channel your negative energies into something soulful and creatively free till you feel calm? The Fluids and Sounds app can help you - create satisfying, trippy and psychedelic art with your fingertips. This app helps you to reduce stress and calm down. Now you can touch on your screen to simulate colorful and luminescent fluids that flow with your touch movements. Create extraordinary patterns with single touch or multiple touches on the screen and delve deeper into a world of creative fascination and magical freedom till you feel the connection to our universe. --- Features of Fluids and Sounds --- - Wonderful and easy fluid art simulation - Sound reactive fluids (synchronize to your favorite music) - Dozens of parameters to play around with (color, bloom, sunrays, resolution, force and more) - Autopilot included. Let the fluids flow without interacting with the app. You also could stream this to a bigger screen using AirPlay. Please note: Autopilot is not generating sounds. - Gyrosensor, haptic feedback and force touch are integrated (if you want to use them) - Realtime sound synthesis for meditating music - Take screenshots and share them with anyone you like - Record videos of your fluids (please note: Videos are not including the fluid sounds, only the background music, also video recording excludes the UI, so you'll only record what matters - your art) - Save and load your favorite settings using presets --- Feel Free, Calm and Relaxed --- Art is a form of expression and expression helps in catharsis of inexplicable things we feel every day. If you think you suck at art or expression, this app offers you a safe, easy and creative outlet to channel your thoughts into wonderful art impressions that disappear intermittently. Allow yourself to come down and play around with Fluids & Shapes for some minutes to make beautiful expressions on your device’s screen. --- Seek Awareness and Peace --- You feel like the world is too overwhelming and you need to get a bit of awareness? Protect your peace from getting drowned in a pool of negative emotions such as stress, anxiety, agitation, depression etc. Seek awareness and peace the minute you open this app and make the most of your free time with this free, amazing app. --- Create Wonderful Fluid Art Impressions --- Use your fingertips to create wonderful forms and shapes on your device. While you do so, you can listen to relaxing music which is generated in realtime, depending on your input. Get in tune with the relaxing art and music as you make beautiful patterns on your screen. Customize the intensity, color dispersion, vortex index, music effects, waves and other items from the menu to enjoy a more personalized fluid art meditation and relaxation. Are you ready to feel the satisfaction of creative freedom and its impact on your mental wellbeing? The new fluid art meditation and stimulation app is here for you. Enjoy breathtaking art patterns and soulful music till you feel calm and relaxed. Download and use Fluids and Sounds today! Hope you'll enjoy, because we believe you deserve to feel calm and relaxed! Do you have ideas for new features or improvements? You are not satisfied with this app? Feel free to send me a message at info@mkgames.org Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

fluidity HD1 screens
Fluids & Particle Simulation4 screens

Verdict

The call

The clearest difference is rating: Fluids & Particle Simulation at 4.7 against fluidity HD's 3.7. Fluids & Particle Simulation also leads on review sentiment (90% vs 73%) and ratings volume (770 vs 124). fluidity HD's advantage is iOS requirement (8.0 vs 13.0). On price, update cadence, 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. fluidity HD sells 1 one-off in-app purchase and Fluids & Particle Simulation sells 8 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

Fluids & Particle Simulation holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: Fluids & Particle Simulation has 770 ratings behind it against 124, so its average is the more settled of the two. Written reviews point the same way: 73% of fluidity HD's written reviews are positive against 90% of Fluids & Particle Simulation's.

UpkeepUpdate frequency

fluidity HD ships an update every 2 months, Fluids & Particle Simulation monthly. The most recent releases landed on September 28, 2026 and August 16, 2026 respectively.

Scorecard4 real differences · 6 level
fluidity HD versus Fluids & Particle Simulation: the parameters behind the verdict, then further details
Parameterfluidity HDFluids & Particle Simulation
PriceFreeFree
Rating3.7 (124 ratings)4.7 (770 ratings) — better
Positive reviews73.3% of reviews89.6% of reviews — better
Number of ratings124770 — better
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS8.0 — better13.0
Further details — not scored
Size24 MB189 MB
Age rating4+4+
Developernebulus designZipoApps

Customer experience

fluidity HD

All ratings124 ratings
Positive62.1%
Neutral12.1%
Negative25.8%
Written reviews165 reviews
Positive73.3%
Neutral6.7%
Negative20.0%

Fluids & Particle Simulation

All ratings770 ratings
Positive94.2%
Neutral2.9%
Negative3.0%
Written reviews125 reviews
Positive89.6%
Neutral4.0%
Negative6.4%

User reviews

fluidity HD

From 124 App Store ratings

What we love

  • 🌈 Visually stunning and mesmerizing
  • 🧘‍♀️ Calming and relaxing experience
  • 🎨 Vibrant and customizable colors
  • 👍 Great for kids and adults

Room to improve

  • 🐛 Crashes and freezes on some devices
  • 🔇 Lack of audio/music features
  • 💰 Paid version not worth the cost
  • 🔋 High battery consumption

Fluids & Particle Simulation

From 770 App Store ratings

What we love

  • 🚀 Mesmerizing visuals
  • 👍 Relaxing and calming experience
  • 🎨 Customizable color and fluid effects
  • 🎶 Enjoyable audio/music integration
  • 💡 Innovative and creative app concept

Room to improve

  • 🐛 Occasional crashes or bugs
  • 🔋 Device overheating issues
  • 💰 Paid features may be too expensive
  • 🔇 Lack of volume/audio control options

Bugs and requests

fluidity HD

Reported bugs

3 issues
  • Crashes on double-tap
  • Incompatible with newer iOS
  • Stuck finger gestures

Requested features

4 requests
  • Add music/ambient sound options
  • Ability to save/export creations
  • More customization controls
  • Support for latest iOS versions

Fluids & Particle Simulation

Reported bugs

2 issues
  • Microphone input not working as expected
  • Difficulty resetting or restoring default settings

Requested features

4 requests
  • Ability to sync visuals with external audio/music
  • More preset options and visual effects
  • Improved UI/UX for settings and controls
  • Support for casting to external displays

In-app purchases

1 purchases

fluidity HD

One-time1
  • Full Version Unlock$1.99
8 purchases

Fluids & Particle Simulation

Subscriptions3
  • Unlock all features3 Days trial$2.997 Days
  • Unlock all | monthly premium$5.991 Month
  • Fluids PRO$17.991 Year
One-time5
  • Unlock all Presets (iOS)$1.99
  • Unlock all Presets (OS X Mac)$2.99
  • Unlock all features$14.99
Show 2 more
  • Psychedelic magic (OS X Mac)$24.99
  • Psychedelic magic (iOS)$44.99

Questions

Is fluidity HD free?
fluidity HD is free to download, with in-app purchases available.
Is Fluids & Particle Simulation free?
Fluids & Particle Simulation is free to download, with in-app purchases available.
Which has better reviews, fluidity HD or Fluids & Particle Simulation?
Fluids & Particle Simulation is rated higher. fluidity HD averages 3.7 out of 5 from 124 ratings, while Fluids & Particle Simulation averages 4.7 from 770 ratings.
Do fluidity HD or Fluids & Particle Simulation have ads?
Neither fluidity HD nor Fluids & Particle Simulation shows ads.
Which is updated more often, fluidity HD or Fluids & Particle Simulation?
fluidity HD ships an update every 2 months, and Fluids & Particle Simulation monthly. Most recently, fluidity HD was updated on September 28, 2026 and Fluids & Particle Simulation on August 16, 2026.

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