# Atomus 3D vs KiraFlow

The clearest difference is price: KiraFlow at Free against Atomus 3D's $3.99. KiraFlow also leads on rating (4.6 vs 4.1) and ratings volume (327 vs 27). Atomus 3D's advantage is in-app purchases (none vs 14) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

KiraFlow is free to download; Atomus 3D costs $3.99 up front. KiraFlow sells 14 one-off in-app purchases. Atomus 3D asks for nothing beyond the download.

KiraFlow holds the better App Store score, 4.6 against 4.1. That said, the two scores are not equally well evidenced: KiraFlow has 327 ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 65% of Atomus 3D's written reviews are positive against 78% of KiraFlow's.

Atomus 3D ships an update every 4 months, KiraFlow every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Atomus 3D | KiraFlow |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.1 (27 ratings)](https://appshunter.io/ios/app/atomus-3d/id1074119248/reviews) | **[4.6 (327 ratings)](https://appshunter.io/ios/app/kiraflow-flowing-glitter/id1525172102/reviews)** |
| Number of ratings | 27 | **327** |
| Positive reviews | 65.0% of reviews | **78.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 118 MB | 83 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SungLab Inc](https://appshunter.io/developer/1691666995) | [Masataka Hakozaki](https://appshunter.io/developer/323346554) |

## What reviewers say

### Atomus 3D

[App page](https://appshunter.io/ios/app/atomus-3d/id1074119248)

This interactive visualizer offers a dynamic and artistic experience. Control a universe with multi-touch gestures, customize particle effects, and enjoy vibrant color modes. It's designed to inspire creativity and provide a visually stunning escape.

**Highlights:** Multi-touch display, Customizable particle effects, Dynamic 3D visuals, Multiple color modes, High frame rate performance

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### KiraFlow

[App page](https://appshunter.io/ios/app/kiraflow-flowing-glitter/id1525172102)

Experience a calming and interactive art piece with flowing glitter particles that react to your device's tilt and touch. Enjoy a variety of glitter types and soothing twinkle sound effects to relax and unwind.

**Highlights:** Flowing glitter particles, Interactive tilt and touch controls, Various glitter types (stars, gems, etc.), Twinkle sound effects, Calming and sleep aid, Particle-based fluid simulation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PACK 001 "TINY" | $0.99 | one-time |
| PACK 003 "LAME" | $0.99 | one-time |
| PACK 004 "GALAXY" | $0.99 | one-time |
| PACK 005 "PHOTON" | $0.99 | one-time |
| PACK 006 "GEM" | $0.99 | one-time |
| PACK 007 "BLOOM" | $0.99 | one-time |
| PACK 010 "DOT" | $0.99 | one-time |
| PACK 011 "NEON" | $0.99 | one-time |
| PACK 015 "RAINBOW" | $0.99 | one-time |
| PACK 017 "STAR II" | $0.99 | one-time |
| PACK 013 "BUBBLE" | $0.99 | one-time |
| PACK 008 "HALF" | $0.99 | one-time |
| ADS REMOVAL | $1.99 | one-time |
| COMPLETE PACK | $6.99 | one-time |

**What reviewers like**

- ✨ Beautiful visuals
- 😌 Relaxing and calming
- 🤩 Mesmerizing and satisfying
- 🎶 Pleasant sounds/ASMR
- 👍 Easy to use

**What reviewers complain about**

- 😩 Too many ads
- 💰 Expensive full version/packs
- 🐌 Slow glitter movement (for some)
- 🚫 Can't save work
- ❌ Laggy performance (for some)

**Reported bugs**

- No sound issue
- App kicks out on startup
- Not received money taken immediately

**Requested features**

- Option to adjust glitter speed
- More sound options or sound customization
- Ability to save creations/screenshots
- More free glitter color options
- Option to create custom glitter colors/gradients


## Frequently asked questions

### Is Atomus 3D free?

Atomus 3D costs $3.99, with no in-app purchases.

### Is KiraFlow free?

KiraFlow is free to download, with in-app purchases available.

### Which has better reviews, Atomus 3D or KiraFlow?

KiraFlow is rated higher. Atomus 3D averages 4.1 out of 5 from 27 ratings, while KiraFlow averages 4.6 from 327 ratings.

### Do Atomus 3D or KiraFlow have ads?

KiraFlow shows ads; Atomus 3D does not.

### Which is updated more often, Atomus 3D or KiraFlow?

Atomus 3D ships an update every 4 months, and KiraFlow every 2 months. Most recently, Atomus 3D was updated on November 2, 2026 and KiraFlow on November 3, 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.*