# No.9 vs Ouros

The clearest difference is update cadence: No.9 at every 6 weeks against Ouros's every 5 months. No.9 also leads on price ($1.99 vs $2.99). Ouros's advantage is ratings volume (82 vs 12). On rating, review sentiment, ads and in-app purchases there is nothing between them.

No.9 costs $1.99 and Ouros $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for No.9 against 4.9 for Ouros. That said, the two scores are not equally well evidenced: Ouros has 82 ratings behind it against 12, so its average is the more settled of the two. Written reviews are what separate them: 93% of No.9's written reviews are positive against 90% of Ouros's.

No.9 ships an update every 6 weeks, Ouros every 5 months. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | No.9 | Ouros |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/no9/id1658844106/reviews)** | [4.9 (82 ratings)](https://appshunter.io/ios/app/ouros/id6475737476/reviews) |
| Number of ratings | 12 | **82** |
| Positive reviews | **92.6% of reviews** | 90.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | **Free** | Paid |
| Size | 175 MB | 138 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maciej Targoni](https://appshunter.io/developer/495165602) | [Michael Kamm](https://appshunter.io/developer/1504129596) |

## What reviewers say

### No.9

[App page](https://appshunter.io/ios/app/no9/id1658844106)

Immerse yourself in a tranquil puzzle experience with evolving geometric forms and a serene soundtrack. Synchronize elements in form and time to achieve deep relaxation and contemplation. This app offers a score-free, ad-free, and data-free environment for peaceful engagement.

**Highlights:** Tranquil puzzly vacuum, Evolving geometric forms, Serene, slow-paced rhythm, Synchronize form and time, No scores, ads, or IAPs, Original soundtrack

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

**In-app purchases:** none


### Ouros

[App page](https://appshunter.io/ios/app/ouros/id6475737476)

A relaxing puzzle game where you manipulate curves to match targets in a serene environment. Discover the mathematical beauty of shapes with over 120 handcrafted levels. Enjoy a fluid, stress-free experience with intuitive controls and dynamic visuals.

**Highlights:** Original spline-based control scheme, Lush visuals and dynamic soundscapes, Flexible level progression and hint system, Intuitive multi-touch controls, Fluid gameplay without timers or scores

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

**In-app purchases:** none

**What reviewers like**

- 🎨 Gorgeous visuals and art direction
- 🎶 Beautiful music and sound design
- 🧠 Intellectually challenging and clever puzzles
- 🧘 Relaxing and calming gameplay experience
- 👍 Smooth introduction of new concepts and mechanics

**What reviewers complain about**

- ⏳ Too short for the price
- 📱 Landscape mode only (inconvenient for some)
- 🔊 Sound/SFX not working for some users
- ❓ Lack of clear instructions for some
- 🎛️ Constant 'bongs' can be distracting

**Reported bugs**

- Sound/SFX not working on iPhone
- Numbers are sideways in portrait mode
- Issue getting into corners with no running room on iPad

**Requested features**

- Add more levels
- Add Watch support
- Allow playing own music in the background
- Option to change orientation to portrait mode
- iCloud sync for progress across devices


## Frequently asked questions

### Is No.9 free?

No.9 costs $1.99, with no in-app purchases.

### Is Ouros free?

Ouros costs $2.99, with no in-app purchases.

### Which has better reviews, No.9 or Ouros?

No.9 is rated higher. No.9 averages 5.0 out of 5 from 12 ratings, while Ouros averages 4.9 from 82 ratings.

### Do No.9 or Ouros have ads?

Neither No.9 nor Ouros shows ads.

### Which is updated more often, No.9 or Ouros?

No.9 ships an update every 6 weeks, and Ouros every 5 months. Most recently, No.9 was updated on September 23, 2026 and Ouros 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.*