r/HHN
Halloween Horror Nights
Founded July 2012 · Public — anyone can post
Halloween Horror Nights is an annual Halloween event that occurs at Universal Orlando Resort, Universal Studios Hollywood and Universal Studios Singapore. Universal Studios remains operational during the day and transitions to Halloween Horror Nights at night. The event features haunted houses, "scare zones" and live entertainment, many of which utilize Universal's characters and other licenses. Reminder: please check out the Rules and community FAQ below.
Members
44,219
44K
Online now
—
not captured in the last snapshot
Posts per day
19.2
from the last 100 posts, spanning 5.2 days
Comments per post
—
no sample yet
Growth · 7d
—
not enough history yet
Growth · 30d
—
not enough history yet
Promo tolerance
—
not assessed yet
Last post
Sep 25
sampled Sep 25
Distinct posters
95%
of the last 100 posts
Tracking since Sep 25 · growth spans are the real distance between snapshots, not rounded windows. Posts/day is measured from the community’s own newest posts on Reddit, not from what Prowlo happens to crawl.
Member growth
Tracking since Sep 25 — growth charts appear after a week of history.
Similar by content
Communities that discuss what r/HHN discusses.
R/HORROR, known as Dreadit by our subscribers is the premier horror entertainment community on Reddit. For more than a decade /R/HORROR has been reddit.com's gateway to all things Horror: from movies & TV, to books & games.
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The unofficial Habbo subreddit! Discussion about Habbo Hotel: Origins, Habbo X, and Habbo are all welcome here! Please read our rules.
Post your Five Nights at Freddy’s theories here. Make sure to have fun and follow the rules while doing so, we want the community to be as positive as possible! Have fun making theories! (Icon and Banner art created by u/Pete_Culver)
See the full lists on similar subreddits.
r/HHN — frequently asked
How many members does r/HHN have?
r/HHN has 44,219 members as of our most recent crawl on Sep 25. Prowlo re-checks tracked communities on a rolling schedule, so this figure moves rather than sitting frozen at whatever it was when a scraper last ran.
Is r/HHN growing?
We don't have 30 days of snapshot history for r/HHN yet, so we're not going to invent a growth number. We've been tracking it since Sep 25; the chart fills in as history accumulates.
How active is r/HHN?
Around 19.2 posts per day, measured from the newest 100 posts on Reddit, which span 5.2 days. Posting rate matters more than subscriber count when you're deciding where to spend your time — it determines how long your comment stays visible.
When was r/HHN created?
r/HHN was founded in July 2012 and is a public — anyone can post community. Age matters: an older community with steady growth has survived Reddit's moderation churn; a young one with a spike may not.
Who posts in r/HHN?
Of the last 100 posts we sampled, 95% came from distinct accounts; the newest was published Sep 25. A low share means a feed dominated by a handful of accounts (bots, mods, or one prolific poster) rather than a community.
Can I promote my product in r/HHN?
We don't have a promo-tolerance read for r/HHN yet. Default to the safe approach: read the sidebar rules, contribute in threads where you gain nothing, and mention your product only when it is the honest answer to someone's question.
How do I monitor r/HHN for mentions?
Hit Watch on this page. Prowlo starts crawling r/HHN into your Dataset — every new post indexed and embedded, searchable semantically, queryable by your AI agent over MCP, and able to trigger keyword alerts in Slack. Prowlo is read-only; it never posts on your behalf.
Can my AI agent read r/HHN's stats?
Yes. Everything on this page is one MCP tool call away: catalog_get_subreddit returns r/HHN's members, growth, promo tolerance and similar communities as typed JSON — free, no credits. Connect your agent to api.prowlo.com/mcp and it can vet the community and start watching it in the same conversation.
Read-only · Human-in-the-loop
Prowlo never posts for you
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