# Osmos vs Solar 2

The clearest difference is review sentiment: Osmos at 92% against Solar 2's 64%. Osmos also leads on ratings volume (892 vs 30) and update cadence (every 7 months vs every 21 months). Solar 2's advantage is price ($2.99 vs $3.99) and iOS requirement (11.0 vs 13.4). On ads, in-app purchases, monetization model and chart position there is nothing between them.

Osmos costs $3.99 and Solar 2 $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Osmos holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Osmos has 892 ratings behind it against 30, so its average is the more settled of the two. Written reviews point the same way: 92% of Osmos's written reviews are positive against 64% of Solar 2's.

Osmos ships an update every 7 months, Solar 2 every 21 months. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Osmos | Solar 2 |
| --- | --- | --- |
| Price | $3.99 | **$2.99** |
| Rating | **[4.8 (892 ratings)](https://appshunter.io/ios/app/osmos/id382991304/reviews)** | [4.6 (30 ratings)](https://appshunter.io/ios/app/solar-2/id599263900/reviews) |
| Number of ratings | **892** | 30 |
| Positive reviews | **92.3% of reviews** | 64.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 21 months |
| Monetization | Paid | Paid |
| Best chart rank | **#86** | #156 |
| Size | 48 MB | 120 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hemisphere Games](https://appshunter.io/developer/379323385) | [Jay Watts](https://appshunter.io/developer/599263903) |

## What reviewers say

### Osmos

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

**Currently charting:** #86 Top Paid · Puzzle, #142 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


### Solar 2

[App page](https://appshunter.io/ios/app/solar-2/id599263900)

**Currently charting:** #156 Top Paid · Simulation, #159 Top Paid · Action (US App Store)

Explore an infinite abstract universe in this open-world sandbox game. Nurture life, engage in space battles, or cause cosmic chaos by crashing into objects and stealing planets.

**Highlights:** Open-world sandbox gameplay, Infinite abstract universe, Nurture planetary life, Engage in space battles, Cause cosmic chaos, Steal planets

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

**In-app purchases:** none

**What reviewers like**

- ✨ Unique gameplay experience
- 🌌 Immersive space sandbox
- 🤩 Nostalgic and reminiscent
- 🎮 Satisfying gameplay loop
- 🎨 Beautiful graphics and fluid visuals

**What reviewers complain about**

- ⚖️ Inconsistent physics
- 🕹️ Terrible virtual controls (iPhone)
- 📉 Difficult early game progression
- ❓ Unclear objectives and execution
- ⚠️ Disappointing end-game rewards

**Reported bugs**

- Game crashes on launch
- App crashes immediately after opening
- Crashes during loading screen
- Game crashes when opening menu
- Game crashes after updates (iOS 9)

**Requested features**

- Add dark matter asteroids/stars
- Add RED matter asteroids
- Make swipe card planet playable
- More diverse backgrounds
- Add full moons and ring systems


## Frequently asked questions

### Is Osmos free?

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

### Is Solar 2 free?

Solar 2 costs $2.99, with no in-app purchases.

### Which has better reviews, Osmos or Solar 2?

Osmos is rated higher. Osmos averages 4.8 out of 5 from 892 ratings, while Solar 2 averages 4.6 from 30 ratings.

### Do Osmos or Solar 2 have ads?

Neither Osmos nor Solar 2 shows ads.

### Which is updated more often, Osmos or Solar 2?

Osmos ships an update every 7 months, and Solar 2 every 21 months. Most recently, Osmos was updated on October 17, 2026 and Solar 2 on October 15, 2026.

### Which is more popular, Osmos or Solar 2?

Osmos currently peaks at #86 in the App Store charts, and Solar 2 at #156. Chart position reflects recent download velocity rather than total install base.

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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.*