A short, curated guide — not an automatic related dump. Figures come from SubMouse's safe-for-work directory when we have them.
r/TrueCrime (about 3.4M members, directory rank #307) is a major true-crime media hub. Open case discussion, unresolved mystery puzzles and podcast discovery each have clearer homes depending on format.
Stay on TrueCrime for true-crime shows and media. Use TrueCrimeDiscussion for open case discussion, UnresolvedMysteries for unsolved puzzles, and podcasts when the goal is finding audio shows.
Everything Crime
When to choose it: Open discussion of actual crimes and legal processes.
Why it is here: Directory related. Public description: open forum for discussion of actual crimes (about 1.3M members, rank #794).
How it differs from r/TrueCrime: Discussion-first versus media/entertainment framing.
When to choose it: Unsolved cases and puzzling disappearances.
Why it is here: Large mysteries community (about 4.5M members, rank #206).
How it differs from r/TrueCrime: Unsolved-puzzle focus versus broader true-crime media.
Podcasts - discover, discuss, review
When to choose it: Finding and reviewing podcasts, including crime shows.
Why it is here: Public description: discover, discuss and review podcasts (about 3.9M members, rank #246).
How it differs from r/TrueCrime: Podcast discovery versus true-crime topic hub.
Run the automatic finder for r/TrueCrime (results are matched from our directory; that page is not indexed): Find related to r/TrueCrime.
Members and public descriptions come from SubMouse's safe-for-work directory (as of 2026-11-02 UTC); 7-day growth measured from 2026-10-26. Posts/day and culture claims appear only when we have them — missing fields stay n/a. Directory rank is listing order. Communities outside the published Top 100 open in the info tool instead of a full community page. Guide updated 2026-11-07.