r/hoi4
Hearts of Iron
Founded January 2014 · Public — anyone can post
A place to share content, ask questions and/or talk about the grand strategy game Hearts of Iron IV by Paradox Development Studio.
Members
502,510
503K
Online now
—
not captured in the last snapshot
Posts per day
—
no sample yet
Comments per post
—
no sample yet
Growth · 7d
—
not enough history yet
Growth · 30d
+0.7%
+3.4K members · ≈31d
Promo tolerance
—
not assessed yet
Last post
—
no sample yet
Distinct posters
—
no sample yet
Tracking since Aug 3 · 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
Similar by content
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**Welcome to CrusaderKings3** This subreddit is reserved for discussion of Crusader Kings 3, sequel to the popular Paradox Interactive game Crusader Kings 2. **Rules** 1. All submitted posts must be related to **Crusader Kings 3**. Posts about Crusader Kings and Crusader Kings 2 are also allowed in moderation. 2. While **memes** are allowed and openly encouraged, we moderators reserve the right to cut down on memes and running jokes when we feel they are getting too repetitive and overuse
See the full lists on similar subreddits.
r/hoi4 — frequently asked
How many members does r/hoi4 have?
r/hoi4 has 502,510 members as of our most recent crawl on Sep 3. 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/hoi4 growing?
Over the last ≈31 days r/hoi4 changed by +0.7% — a gain of 3.4K members. We compare against the nearest snapshot we actually hold and state the real span rather than rounding it to a clean "30 days".
How active is r/hoi4?
We don't have a reliable posting-rate sample for r/hoi4 yet. Subscriber count alone is a poor guide to whether a community is active, so treat this one as unverified until the next sample lands.
When was r/hoi4 created?
r/hoi4 was founded in January 2014 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.
Can I promote my product in r/hoi4?
We don't have a promo-tolerance read for r/hoi4 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/hoi4 for mentions?
Hit Watch on this page. Prowlo starts crawling r/hoi4 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/hoi4's stats?
Yes. Everything on this page is one MCP tool call away: catalog_get_subreddit returns r/hoi4'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
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