r/SimulationTheory is a subreddit with 225k members. The community frequently discusses simulation, reality, ai, consciousness, and mind, and they frequently recommend/review theory books, and the most common flair used is discussion, story/experience, media/link, other, and glitch.
This subreddit is for the debate of, comment on, or casual observance of the possibility that the reality we experience is actually a simulated one. "Like the Matrix?" Yep, like the Matrix.
Banner and Logo were made by: u/Fair-Finger-6871
Popular Topics in r/SimulationTheory
#1
Simulation
90 posts
#2
Reality
25 posts
#3
Ai
16 posts
#4
Consciousness
11 posts
#5
Mind
10 posts
#6
Dreams
6 posts
#7
Theory
5 posts
#8
Time
5 posts
#9
God
5 posts
#10
Gravity
4 posts
Products Discussed in r/SimulationTheory
Theory Books
3 reviews
#1
Rizwan Virk
5.0★ from 1 review
#2
Ernest Cline
5.0★ from 1 review
#3
Thomas Campbell
5.0★ from 1 review
Flair Used in r/SimulationTheory
#1
Discussion
: "You Are a Character in a Play"
77 posts
#2
Story/Experience
: "Philip K. Dick: We Live in a Simulation (Legendary Speech at Metz, 1977)"
23 posts
#3
Media/Link
: "The guy who created a simulation now dropped a simulation computer inside the simulated environment. This is hilarious yet scary. He created an actual nested sim. Players unaware."
12 posts
#4
Other
: "New Cat Species Discovered... or Reality Just Got a Patch Update?"
7 posts
#5
Glitch
: "My dream was in a literal AI realm"
5 posts
#6
Meme Monday
: "I feel this is relevant somehow"
2 posts
Member Growth in r/SimulationTheory
Yearly
+45k members(25.2%)
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Last updated: September 18, 2026