# Osmos vs Auralux

The clearest difference is price: Auralux at Free against Osmos's $3.99. Auralux also leads on update cadence (every 2 months vs every 7 months) and ratings volume (5.2K vs 892). Osmos's advantage is in-app purchases (none vs 12) and chart position (#35 vs unranked). On rating, review sentiment, ads and device support there is nothing between them.

Auralux is free to download; Osmos costs $3.99 up front. Auralux sells 12 one-off in-app purchases. Osmos asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Osmos against 4.7 for Auralux. That said, the two scores are not equally well evidenced: Auralux has 5.2K ratings behind it against 892, so its average is the more settled of the two. Written reviews are what separate them: 92% of Osmos's written reviews are positive against 87% of Auralux's.

Osmos ships an update every 7 months, Auralux every 2 months. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Osmos | Auralux |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.8 (892 ratings)](https://appshunter.io/ios/app/osmos/id382991304/reviews)** | [4.7 (5.2K ratings)](https://appshunter.io/ios/app/auralux-constellations/id1119322616/reviews) |
| Number of ratings | 892 | **5.2K** |
| Positive reviews | **92.3% of reviews** | 86.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#35** | — |
| Size | 48 MB | 108 MB |
| Requires iOS | 13.4 | **9.0** |
| Devices | iPhone, iPad, iPod, Apple TV | iPhone, iPad, iPod, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [Hemisphere Games](https://appshunter.io/developer/379323385) | [War Drum Studios LLC](https://appshunter.io/developer/524811314) |

## What reviewers say

### Osmos

[App page](https://appshunter.io/ios/app/osmos/id382991304)

**Currently charting:** #35 Top Paid · Puzzle, #65 Top Paid · Simulation (US App Store)

Navigate a cosmic world as a galactic mote. Absorb smaller organisms to grow while avoiding larger predators. This physics-based survival game features stunning graphics and an ambient soundtrack.

**Highlights:** Physics-based gameplay, Absorb smaller organisms to grow, Avoid larger predators, Stellar graphics, Ambient soundtrack, 72 levels across 8 worlds, Multiplayer mode

**Features:** Game Controller support, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🌟 Mesmerizing visuals and aesthetics
- 🎶 Excellent soundtrack and audio design
- 🧠 Challenging and thought-provoking gameplay
- 🕰️ Ability to control time/speed
- 🕊️ Relaxing and meditative experience

**What reviewers complain about**

- 🤯 Frustratingly difficult at times
- 🔋 Battery drain issues
- 🖥️ Not optimized for larger screens (iPad)
- 🔍 Lack of zoom/scale controls

**Reported bugs**

- Crashes on certain devices/OS versions
- Compatibility issues with newer hardware

**Requested features**

- More levels and content updates
- Multiplayer mode improvements
- Customization options (e.g. music, visuals)
- Difficulty settings or accessibility options


### Auralux

[App page](https://appshunter.io/ios/app/auralux-constellations/id1119322616)

Experience a unique real-time strategy game with a focus on relaxation and cerebral challenge. Master strategic choices across 150 levels, featuring ambient music and minimalistic graphics. Engage in planetary warfare with up to four players online.

**Highlights:** 150 unique levels, Online multiplayer, Ambient music, Minimalistic graphics, tvOS functionality, Handoff support

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hercules Constellation | $0.99 | one-time |
| Lupus Constellation | $0.99 | one-time |
| Cygnus Constellation | $1.99 | one-time |
| Virgo Constellation | $1.99 | one-time |
| Cetus Constellation | $1.99 | one-time |
| Monoceros Constellation | $1.99 | one-time |
| Leo Constellation | $1.99 | one-time |
| Andromeda Constellation | $1.99 | one-time |
| Phoenix Constellation | $1.99 | one-time |
| Perseus Constellation | $1.99 | one-time |
| Bootes Constellation | $1.99 | one-time |
| All Constellations | $9.99 | one-time |

**What reviewers like**

- 🚀 Smooth gameplay
- 👍 Relaxing and calming experience
- 🎨 Beautiful visuals and music
- 🕹️ Simple but challenging strategy
- 💰 Good value for money

**What reviewers complain about**

- 🔒 Locked levels behind paywall
- 🤖 Unfair AI opponents
- 🐛 Progress not saved properly
- 🕹️ Difficulty spikes too high in later levels

**Reported bugs**

- Freezing issues on certain devices
- Restore purchases not working
- Invisible tutorial messages

**Requested features**

- More free levels
- Random map generator
- Multiplayer improvements
- Ability to customize colors


## Frequently asked questions

### Is Osmos free?

Osmos costs $3.99, with no in-app purchases.

### Is Auralux free?

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

### Which has better reviews, Osmos or Auralux?

Osmos is rated higher. Osmos averages 4.8 out of 5 from 892 ratings, while Auralux averages 4.7 from 5.2K ratings.

### Do Osmos or Auralux have ads?

Neither Osmos nor Auralux shows ads.

### Which is updated more often, Osmos or Auralux?

Osmos ships an update every 7 months, and Auralux every 2 months. Most recently, Osmos was updated on September 26, 2026 and Auralux on September 25, 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.*