# Osmos vs Kittens Game

The clearest difference is review sentiment: Osmos at 92% against Kittens Game's 68%. Osmos also leads on rating (4.8 vs 4.5). Kittens Game's advantage is price ($2.99 vs $3.99) and iOS requirement (11.0 vs 13.4). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Osmos costs $3.99 and Kittens Game $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 4.5. Both are backed by a comparable volume of ratings — 892 and 322 respectively. Written reviews point the same way: 92% of Osmos's written reviews are positive against 68% of Kittens Game's.

Osmos ships an update every 7 months, Kittens Game every 4 months. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Osmos | Kittens Game |
| --- | --- | --- |
| Price | $3.99 | **$2.99** |
| Rating | **[4.8 (892 ratings)](https://appshunter.io/ios/app/osmos/id382991304/reviews)** | [4.5 (322 ratings)](https://appshunter.io/ios/app/kittens-game/id1198099725/reviews) |
| Number of ratings | **892** | 322 |
| Positive reviews | **92.3% of reviews** | 67.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Paid | **Free** |
| Best chart rank | **#35** | #63 |
| Size | 48 MB | 22 MB |
| Requires iOS | 13.4 | **11.0** |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hemisphere Games](https://appshunter.io/developer/379323385) | [Dmitrii Popov](https://appshunter.io/developer/1198099724) |

## What reviewers say

### Osmos

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

**Currently charting:** #35 Top Paid · Puzzle, #71 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


### Kittens Game

[App page](https://appshunter.io/ios/app/kittens-game/id1198099725)

**Currently charting:** #63 Top Paid · Simulation, #69 Top Paid · Strategy (US App Store)

Manage a growing village of kittens in this text-based simulation game. Gather resources, research technologies, and expand your settlement. This old-school experience is free of ads and micro-transactions.

**Highlights:** Village simulation, Resource management, Technology research, Text-based gameplay, Kitten management

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Captivating gameplay
- 👍 Engrossing incremental game
- 💡 Impressive depth and complexity
- 🚀 Rewarding progression
- 👍 Minimal UI, focus on gameplay

**What reviewers complain about**

- 🐛 Buggy UI, screen jumping
- 🐛 Inconsistent save/load behavior
- 🐛 Compatibility issues on newer devices
- 🐛 Broken or underperforming features
- 🔋 Slow progression can be tedious

**Reported bugs**

- Disappearing buttons and UI elements
- Progress loss or reset when switching apps
- Broken or non-functional features (e.g. solar farms)
- Compatibility issues on iPhone X and newer devices

**Requested features**

- Bulk crafting/upgrading options
- Ability to disable pollution mechanics
- Better UI optimization for larger screens
- Vibration/notification support for events
- More detailed analytics and tracking


## Frequently asked questions

### Is Osmos free?

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

### Is Kittens Game free?

Kittens Game costs $2.99, with no in-app purchases.

### Which has better reviews, Osmos or Kittens Game?

Osmos is rated higher. Osmos averages 4.8 out of 5 from 892 ratings, while Kittens Game averages 4.5 from 322 ratings.

### Do Osmos or Kittens Game have ads?

Neither Osmos nor Kittens Game shows ads.

### Which is updated more often, Osmos or Kittens Game?

Osmos ships an update every 7 months, and Kittens Game every 4 months. Most recently, Osmos was updated on October 2, 2026 and Kittens Game on October 3, 2026.

### Which is more popular, Osmos or Kittens Game?

Osmos currently peaks at #35 in the App Store charts, and Kittens Game at #63. 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.*