# Duck vs Atomus

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.

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.

## The numbers

| Metric | Duck | Atomus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (172 ratings)](https://appshunter.io/ios/app/duck/id304852364/reviews) | **[4.8 (525 ratings)](https://appshunter.io/ios/app/atomus/id1605327908/reviews)** |
| Number of ratings | 172 | **525** |
| Positive reviews | 83.1% of reviews | **89.5% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 92 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mark Miller](https://appshunter.io/developer/662916434) | [SungLab Inc](https://appshunter.io/developer/1691666995) |

## What reviewers say

### Duck

[App page](https://appshunter.io/ios/app/duck/id304852364)

This app presents a simple, interactive duck that quacks. It's a straightforward and amusing digital companion for lighthearted entertainment.

**Highlights:** Interactive duck simulation, Quacking sound effects, Amusing visual element, Coffee-themed surprise

**In-app purchases:** none

**What reviewers like**

- 🦆 Entertaining duck animations
- 👍 Simple and easy to use
- 🤗 Brings joy and amusement
- 😌 Calming and relaxing experience
- 🥰 Cute and adorable ducks

**What reviewers complain about**

- 🤔 Lack of clear purpose or gameplay
- 😒 Repetitive and monotonous after a while
- 🤨 Limited features and interactivity
- 🙄 Questionable value for some users

**Reported bugs**

- Ducks sliding off the screen
- Inconsistent sound effects

**Requested features**

- More duck animations and behaviors
- Additional customization options
- Expanded functionality beyond just watching ducks
- Integration with other apps or services


### Atomus

[App page](https://appshunter.io/ios/app/atomus/id1605327908)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

- Crashes when using more than 10 fingers
- Inconsistent ad frequency

**Requested features**

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


## Frequently asked questions

### Is Duck free?

Duck is free to download, with no in-app purchases.

### Is Atomus free?

Atomus is free to download, with no in-app purchases.

### Which has better reviews, Duck or Atomus?

Atomus is rated higher. Duck averages 4.7 out of 5 from 172 ratings, while Atomus averages 4.8 from 525 ratings.

### Do Duck or Atomus have ads?

Atomus shows ads; Duck does not.

### Which is updated more often, Duck or Atomus?

Duck ships an update every 3 months, and Atomus every 2 months. Most recently, Duck was updated on October 7, 2026 and Atomus on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*