Project Mimir

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The first open census of the Steam economy ever assembled.

3,735,401
Steam Users Discovered
2,855,946
Public Accounts
1,271,976
Accounts With Game Ownership

Steam players fall into distinct behavioral archetypes based on ownership patterns.

Whale Users
39,832
Main_Gamer Users
462,065
Casual Users
164,883

Each player archetype shows distinct ownership and playtime behavior.

Whale Users
89 Games Owned
90.4 Average Playtime in Hours
Main_Gamer Users
453 Games Owned
39.8 Average Playtime in Hours
Casual Users
174 Games Owned
85.4 Average Playtime in Hours

For the first time, game ownership can be measured at scale across the Steam ecosystem.

275,288
Games Discovered
0.9349
Top 5000 games share of playtime
0.7019
Top 300 games share of playtime

The Steam market follows a steep power-law distribution of ownership.

>100k owners
407 games
70.2% playtime
10k-100k owners
5,204 games
23.3% playtime
1k-10k owners
15,838 games
5.6% playtime
<1k owners
33,825 games
1.0% playtime

The Steam Census connects player ownership data to publicly traded publishers.

18,783
Steam Publishers
102
Publicly Traded Publishers
102
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Project Mimir transforms Steam into a measurable economic ecosystem.

Last updated: 2026-03-30

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