No.9

Minimalist puzzles about matching geometric forms and synchronizing their movement

Maciej Targoni · Released May 7, 2024

Reviews: Very Positive; 89% of 112
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 2 weeks ago; Oct 14, 2026
Minimum PC: HD 3000; 0.3 GB disk; Full requirements

What is No.9?

A single-player, 2D puzzle game set among changing abstract shapes. You coordinate elements in both form and time, with no scores to track.

For you if...

+you prefer a slow, unhurried approach to puzzle solving

Not for you if...

−you want explicit instructions before working out puzzle mechanics

What players say

89% of 112 reviews are positive

Players praise the puzzle concept, ambient sound, and minimalist visuals. The most common complaint is the short length, and some players find the puzzles too easy.

Screenshots and trailer

No.9 system requirements

Minimum: HD 3000, 0.3 GB of disk space.

As published by the developer.

Can my PC run No.9?

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Minimum

OS: Windows 7+
Graphics: ATI Radeon X1300/NVIDIA GeForce 6600 GT/Intel HD 3000 or better
Storage: 300 MB available space

Does No.9 have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does No.9 run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS, Linux
Achievements: 1
Steam features: Family Sharing
Languages: Full audio: English, French, Italian, German, Spanish - Spain, Arabic, Bulgarian, Traditional Chinese, Simplified Chinese, Czech, Danish, Finnish, Greek, Spanish - Latin America, Dutch, Indonesian, Japanese, Korean, Norwegian, Polish, Portuguese - Portugal, Portuguese - Brazil, Russian, Romanian, Swedish, Thai, Turkish, Ukrainian, Vietnamese, Hungarian, Afrikaans, Albanian, Amharic, Assamese, Azerbaijani, Basque, Bangla, Belarusian, Bosnian, Croatian, Cherokee, Dari, Estonian, Filipino, Galician, Georgian, Gujarati, Hausa, Hebrew, Hindi, Igbo, Irish, Icelandic, Yoruba, Kannada, Catalan, Kazakh, Quechua, Khmer, K'iche', Kyrgyz, Konkani, Lithuanian, Luxembourgish, Macedonian, Malayalam, Malay, Maltese, Maori, Marathi, Mongolian, Nepali, Odia, Armenian, Punjabi (Gurmukhi), Punjabi (Shahmukhi), Persian, Kinyarwanda, Scots, Serbian, Sindhi, Sorani, Sotho, Swahili, Sinhala, Slovak, Slovenian, Tajik, Tamil, Tatar, Telugu, Tigrinya, Tswana, Turkmen, Uyghur, Urdu, Uzbek, Valencian, Welsh, Wolof, Xhosa, Zulu, Latvian.

Does No.9 use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam