r/DiscoveryID↗
Investigation Discovery
Welcome to r/DiscoveryID, where true crime meets endless plot twists! If you're obsessed with chilling mysteries, bad alibis, and wondering how people think they can outsmart detectives, you’ve found your tribe.
31k subscribers34 posts / mo in Sep 202626 authors / mosince 2017
r/DiscoveryID has 31k members (+22% over the last 12 months). It gets about 34 posts a month from 26 people. Top topics: Episode Help, True Crime Junkie and True Crime Podcasts.
When to post on r/DiscoveryID
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How r/DiscoveryID has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/DiscoveryID
Top topics
Share of the subreddit's posts
- Episode Help3.6%
- True Crime Junkie0.9%
- True Crime Podcasts0.5%
- Scariest Episodes & Scenes0.3%
- True Crime Cases0.3%
Brands people mention
Most-mentioned brands and sites, last 12 months
- IMDb
- PostImages
- Warner Bros. Discovery
Everything else about r/DiscoveryID
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research