Duck vs Atomus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Duck
This app presents a simple, interactive duck that quacks. It's a straightforward and amusing digital companion for lighthearted entertainment.
- Interactive duck simulation
- Quacking sound effects
- Amusing visual element
- Coffee-themed surprise
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It looks like a duck. It quacks like a duck. It must be one. But what's with the coffee?
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.
- 10-Finger Multi-touch Display
- 5 Music Choices
- Fastest Speed (60 FPS)
- 12,000 Particles
- Customizable Particle Length, Number, & Size
- 3-Color Modes
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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
Verdict
The clearest difference is ads: Duck at none against Atomus's shown. Duck also leads on monetization model (free vs free with in-app purchases). Atomus's advantage is ratings volume (525 vs 172) and iOS requirement (15.6 vs 17.6). On price, rating, review sentiment 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.7 for Duck against 4.8 for Atomus. Both are backed by a comparable volume of ratings — 172 and 525 respectively. Written reviews are what separate them: 83% of Duck's written reviews are positive against 89% of Atomus's.
Duck ships an update every 3 months, Atomus every 2 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.
| Parameter | Duck | Atomus |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (172 ratings) | 4.8 (525 ratings) — better |
| Positive reviews | 83.1% of reviews | 89.5% of reviews — better |
| Number of ratings | 172 | 525 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 4 MB | 92 MB |
| Age rating | 4+ | 4+ |
| Developer | Mark Miller | SungLab Inc |
Customer experience
Duck
Atomus
User reviews
Duck
From 172 App Store ratingsWhat we love
- 🦆 Entertaining duck animations
- 👍 Simple and easy to use
- 🤗 Brings joy and amusement
- 😌 Calming and relaxing experience
- 🥰 Cute and adorable ducks
Room to improve
- 🤔 Lack of clear purpose or gameplay
- 😒 Repetitive and monotonous after a while
- 🤨 Limited features and interactivity
- 🙄 Questionable value for some users
Atomus
From 525 App Store ratingsWhat 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
Duck
Reported bugs
2 issues- Ducks sliding off the screen
- Inconsistent sound effects
Requested features
4 requests- More duck animations and behaviors
- Additional customization options
- Expanded functionality beyond just watching ducks
- Integration with other apps or services
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
Duck
No in-app purchases
Atomus
No in-app purchases
