24 games ranked by how much the tags Steam players vote on them overlap with HOW WE KNOW WE'RE ALIVE's. A rare tag counts for far more than one that sits on half the store, and popularity never moves a game up.
What they share most: Walking Simulator, Philosophical, Interactive Fiction, Emotional, Stylized, Pixel Graphics.

1·Summerland
87% match · Walking Simulator, Philosophical
91% of 1,767 reviews positive

2·Just Ignore Them: Brea's Story Tape 1
82% match · Interactive Fiction, Walking Simulator
89% of 114 reviews positive

3·A Memoir Blue
82% match · Interactive Fiction, Emotional
85% of 528 reviews positive

4·What Comes After
81% match · Interactive Fiction, Philosophical
90% of 1,042 reviews positive

5·Forgotten Fields
81% match · Interactive Fiction, Walking Simulator
78% of 106 reviews positive

6·Journal
80% match · Interactive Fiction, Walking Simulator
78% of 349 reviews positive

7·Refind Self: The Personality Test Game
80% match · Interactive Fiction, Emotional
88% of 3,803 reviews positive

8·Don't Disturb
80% match · Philosophical, Walking Simulator
84% of 737 reviews positive

9·Amnesia: A Machine for Pigs
79% match · Walking Simulator, Interactive Fiction
70% of 12,180 reviews positive

10·Dear Esther: Landmark Edition
79% match · Interactive Fiction, Walking Simulator
75% of 7,587 reviews positive

11·App 558660
79% match · Interactive Fiction, Walking Simulator
79% of 288 reviews positive

12·Dream Stone
79% match · Walking Simulator, Philosophical
59% of 140 reviews positive

13·Elegy for a Dead World
79% match · Interactive Fiction, Walking Simulator
64% of 309 reviews positive

14·A Date in the Park
78% match · Interactive Fiction, Walking Simulator
88% of 2,061 reviews positive

15·Qora
78% match · Walking Simulator, Pixel Graphics
67% of 537 reviews positive

16·Before Your Eyes
78% match · Emotional, Interactive Fiction
98% of 24,049 reviews positive

17·KARMA: The Dark World
78% match · Philosophical, Walking Simulator
91% of 4,578 reviews positive

18·Press Any Button
78% match · Interactive Fiction, Philosophical
90% of 3,851 reviews positive

19·OPUS: Echo of Starsong - Full Bloom Edition
78% match · Interactive Fiction, Emotional
96% of 9,489 reviews positive

20·Beyond Eyes
78% match · Walking Simulator, Female Protagonist
68% of 1,617 reviews positive

21·Until Then
78% match · Interactive Fiction, Emotional
97% of 19,525 reviews positive

22·GOODBYE WORLD
78% match · Interactive Fiction, Walking Simulator
85% of 847 reviews positive

23·The Old City: Leviathan
77% match · Walking Simulator, Philosophical
72% of 745 reviews positive

24·Answer Knot
77% match · Interactive Fiction, Walking Simulator
89% of 746 reviews positive
The closest matches to HOW WE KNOW WE'RE ALIVE on Steam are Summerland, Just Ignore Them: Brea's Story Tape 1, A Memoir Blue, What Comes After, Forgotten Fields. They rank highest because their Steam community tags overlap most with HOW WE KNOW WE'RE ALIVE's, and shared tags include Walking Simulator, Philosophical, Interactive Fiction.
Every game is described by the tags Steam players vote on it. Rare, specific tags such as Walking Simulator, Philosophical, Interactive Fiction count far more than catch-all ones like "Indie" or "Singleplayer", and each game is scored on how closely its whole tag profile matches HOW WE KNOW WE'RE ALIVE's. Popularity never affects the ranking.