Project Mimir
The first open census of the Steam economy ever assembled.
5,808,707
Steam Users Discovered
5,185,274
Public Accounts
2,262,215
Accounts With Game Ownership
Steam players fall into distinct behavioral archetypes based on ownership patterns.
Whale Users
70,145
Main_Gamer Users
777,043
Casual Users
376,994
Each player archetype shows distinct ownership and playtime behavior.
Whale Users
84
Games Owned
90.0
Average Playtime in Hours
Main_Gamer Users
394
Games Owned
40.5
Average Playtime in Hours
Casual Users
112
Games Owned
169.1
Average Playtime in Hours
For the first time, game ownership can be measured at scale across the Steam ecosystem.
275,288
Games Discovered
0.9588
Top 5000 games share of playtime
0.7938
Top 300 games share of playtime
The Steam market follows a steep power-law distribution of ownership.
>100k owners
774 games
79.4% playtime
79.4% playtime
10k-100k owners
6,283 games
16.5% playtime
16.5% playtime
1k-10k owners
16,721 games
3.5% playtime
3.5% playtime
<1k owners
33,007 games
0.6% playtime
0.6% playtime
The Steam Census connects player ownership data to publicly traded publishers.
18,783
Steam Publishers
102
Publicly Traded Publishers
100
% reason to remember the name
Project Mimir transforms Steam into a measurable economic ecosystem.
Last updated: 2026-06-30
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