Comparison

Uzu, An Interactive Light Show vs Atomus

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

Head to head
About

Uzu, An Interactive Light Show

Explore a generative design playground that combines math, physics, and art. Create dynamic light shows with interactive particle systems, customizable animations, and drawing modes. Experience endless possibilities for visual creation and interaction.

Highlights
  • Generative particle system
  • Real-time animation modes
  • Interactive 3D manipulation
  • Drawing mode
  • Microphone input response
  • Customizable presets
Features
Read full description

"This is doodling for digital natives . . . mind blowing." — Wired Magazine "Uzu for iPad is endlessly complicated, simply fun." — Ars Technica Uzu is a generative design playground — a math-physics-art toy for anyone who ever loved spirographs, fireworks, planetariums, lava lamps, light painting, kaleidoscopes, or graphing calculators. Touch the screen and watch thousands of particles swirl, spiral, and bloom in real time. Change the entire feel by simply changing how many fingers you use. Relax. Play. Meditate. Create wallpapers. Or lose yourself for an hour tweaking symmetry, animation modes, and effects. Uzu is endlessly deep and simply fun. Now completely rebuilt with a native Metal engine and a beautiful SwiftUI interface — smoother, richer, and more powerful than ever. FEATURES • Fully dynamic generative particle system • 21 animation modes for each touch count (0 through 10) • Rotational, translational, and reflective symmetry • 122 factory presets plus unlimited user presets • 10 visual effects: Glow, Warp, Kaleidoscope, Sparkle, Feedback, Color, Gradient, Pixelate, Scanlines, and Vignette • Export and import presets — save, share, and back up your creations • Fast preset switching, shake to hide the menu, adjustable quality settings • Freeze mode, microphone reactivity, and thousands of possible combinations • Create stunning backgrounds for iPhone and iPad ACCLAIM • Winner of Apple's "App of the Week" • Apple Rewind: Best Generative Art and Sound App • Reached #1 on the App Store • Featured in Apple's "App Store Essentials Hall of Fame" • Seen in the "Year of the iPad" video at the iPad keynote • Featured as an Apple Staff Favorite SUPPORT Questions or stories? We'd love to hear from you. jason@colordodge.com www.colordodge.com

About

Atomus

This app is an interactive visualizer that creates beautiful, dynamic art inspired by natural phenomena and abstract concepts. It offers customizable particle effects, multi-touch interaction, and music integration, designed to inspire creativity or provide a relaxing visual experience.

Highlights
  • 10-Finger Multi-touch Display
  • 5 Music Choices
  • Fastest Speed (60 FPS)
  • 12,000 Particles
  • Customizable Particle Length, Number, & Size
  • 3-Color Modes
Features
Read full description

ATOMUS — A Living Kinetic Universe in Your Hands Touch energy. Shape motion. Watch light come alive. ATOMUS transforms your screen into a living kinetic universe where thousands of particles react instantly to every movement, creating flowing structures, cosmic patterns, and mesmerizing visual motion that feels both dynamic and calming. Designed for moments when you want to reset your mind, explore visual creativity, or simply watch something beautiful evolve under your fingertips, ATOMUS offers a unique sensory experience between digital art and meditation. Every touch creates shifting forms that can feel like fireworks, auroras, galaxies, waves, atomic structures, or living energy — always moving, always changing. Why users love ATOMUS • Deeply immersive touch interaction • Hypnotic moving particle structures • Ideal for creative focus and visual relaxation • A satisfying sensory experience that never feels the same twice • Beautiful for both quiet moments and playful exploration A Dynamic Visual Experience ATOMUS is inspired by: • fireworks • whirlwinds • fireflies • auroras • rainbows • waves • atomic forms Each interaction creates evolving structures that feel alive and endlessly surprising. Real-Time Performance • Up to 12,000 particles in real time • Smooth 60 FPS rendering • 10-finger multi-touch support • Adjustable particle size, quantity, and trail length • 3 color modes: Neon, Crystal, Nature • Built-in music by Aden Ray (optional) Free Version Enjoy ATOMUS for free. Upgrade to HD for: • 2× more particles • Ad-free experience • Richer visual density Support If you have ideas, questions, or feedback, I would love to hear from you. sunglab@gmail.com http://www.sunglab.com

Screenshots

Uzu, An Interactive Light Show4 screens
Atomus4 screens

Verdict

The call

The clearest difference is price: Atomus at Free against Uzu, An Interactive Light Show's $3.99. Atomus also leads on iOS requirement (15.6 vs 17.6). Uzu, An Interactive Light Show's advantage is ads (none vs shown) and chart position (#165 vs unranked). On rating, review sentiment, ratings volume and update cadence 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

Atomus is free to download; Uzu, An Interactive Light Show costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Uzu, An Interactive Light Show against 4.8 for Atomus. Both are backed by a comparable volume of ratings — 261 and 525 respectively. Written reviews are what separate them: 91% of Uzu, An Interactive Light Show's written reviews are positive against 89% of Atomus's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 19, 2026 and October 16, 2026 respectively.

Scorecard5 real differences · 6 level
Uzu, An Interactive Light Show versus Atomus: the parameters behind the verdict, then further details
ParameterUzu, An Interactive Light ShowAtomus
Price$3.99Free — better
Rating4.8 (261 ratings)4.8 (525 ratings)
Positive reviews91.1% of reviews — better89.5% of reviews
Number of ratings261525 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidFree with in-app purchases — better
Best chart rank#165 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size16 MB92 MB
Age rating4+4+
DeveloperColordodge LabsSungLab Inc

Customer experience

Uzu, An Interactive Light Show

All ratings261 ratings
Positive95.0%
Neutral2.3%
Negative2.7%
Written reviews369 reviews
Positive91.1%
Neutral4.1%
Negative4.9%

Atomus

All ratings525 ratings
Positive93.9%
Neutral2.7%
Negative3.4%
Written reviews152 reviews
Positive89.5%
Neutral4.6%
Negative5.9%

User reviews

Uzu, An Interactive Light Show

From 261 App Store ratings

What we love

  • 👍 Mesmerizing visuals
  • 🎨 Endless creative possibilities
  • 💡 Great for relaxation and meditation
  • 🎨 Impressive color and pattern generation
  • 👍 Fun and engaging for all ages

Room to improve

  • 🐛 Crashes and stability issues on some devices
  • 🔧 Limited customization options
  • 🔧 Lack of music/sound integration
  • 🔧 Outdated UI on newer iPads

Atomus

From 525 App Store ratings

What we love

  • 👍 Relaxing and calming experience
  • 🚀 Smooth and responsive
  • 💡 Customizable particle effects
  • 🔒 No ads or in-app purchases

Room to improve

  • 🐛 Occasional crashes or performance issues
  • 💡 Limited color and customization options
  • 🔋 Drains battery life quickly

Bugs and requests

Uzu, An Interactive Light Show

Reported bugs

3 issues
  • Crashes on iOS 4.2 and newer
  • Menu controls not working on iPad Pro
  • Screenshot feature not functioning properly

Requested features

5 requests
  • Add music/sound reactive features
  • Implement full-screen mode without UI
  • Introduce more advanced preset options
  • Add ability to save and share custom presets
  • Optimize performance for latest iPad models

Atomus

Reported bugs

2 issues
  • Crashes when using more than 10 fingers
  • Inconsistent ad frequency

Requested features

3 requests
  • More color and particle effect options
  • Ability to turn off sound/music
  • Haptic feedback support

In-app purchases

None

Uzu, An Interactive Light Show

No in-app purchases

None

Atomus

No in-app purchases

Questions

Is Uzu, An Interactive Light Show free?
Uzu, An Interactive Light Show costs $3.99, with no in-app purchases.
Is Atomus free?
Atomus is free to download, with no in-app purchases.
Which has better reviews, Uzu, An Interactive Light Show or Atomus?
Uzu, An Interactive Light Show and Atomus are both rated 4.8 out of 5 on the App Store, from 261 and 525 ratings respectively.
Do Uzu, An Interactive Light Show or Atomus have ads?
Atomus shows ads; Uzu, An Interactive Light Show does not.
Which is updated more often, Uzu, An Interactive Light Show or Atomus?
Uzu, An Interactive Light Show ships an update every 2 months, and Atomus every 2 months. Most recently, Uzu, An Interactive Light Show was updated on October 19, 2026 and Atomus on October 16, 2026.

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