Best True Crime Forums

FAQ

What are True Crime forum communities?

These communities have a forum format, where typically any user can make a post, comment on a post, and upvote/downvote. Hive Index lists 11 true crime forum communities in the Hive Index directory of communities. Browse the full True Crime topic for every platform and feature combination, or learn more about Forum communities across topics.

How many True Crime communities with forum are listed?

Hive Index lists 11 true crime forum communities in the Hive Index directory of communities. We only have a handful of listings so far, so treat these numbers as directional. See the main True Crime topic for the full community list across platforms and features.

What are the most popular true crime forum communities on Hive Index?

Websleuths, True Crime Obsessed, The CaseDive, and Uncovered are among the most popular true crime forum communities in the Hive Index directory of communities, based on visitor interest on Hive Index.

Which platforms have the most true crime forum communities?

Independent Platforms (7), and Reddit (4) host the most true crime forum communities in the Hive Index directory of communities.

What other features do true crime forum communities offer?

Among true crime forum communities, other common features include Paid Community (27%), and Online/Offline Events (18%).

Are there free true crime forum communities?

8 of 11 (73%) true crime forum communities in the Hive Index directory of communities are free to join , including:

• Websleuths
• True Crime Obsessed
• The CaseDive
• r/UnresolvedMysteries

The remaining 3 require payment, an application, or both.

How large are true crime forum communities?

Hive Index lists 11 true crime forum communities in the Hive Index directory of communities. The largest include r/UnresolvedMysteries (4.5M members), r/TrueCrimePodcasts (995K members), and r/serialkillers (659K members). Median reported size is about 659K members. We only have a handful of listings so far, so treat these numbers as directional.

How do I grow my True Crime community with forum?

List your True Crime community for free on Hive Index and tag it with forum so people searching for true crime forum communities can find you. Paid promotion can feature your listing more prominently across relevant pages.

How does Hive Index collect and rank these listings?

Listings are submitted by community builders and researchers, reviewed for topic relevance, and tagged with features like forum. Hive Index updates platform, member, review, and traffic data where available. Popular reflects visitor interest in the Hive Index directory of communities. These listings in the Hive Index directory of communities were last updated 4/28/2026.