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r/HistoricalWhatIf↗

For your historical what if needs!

107k subscribers107 posts / mo in Sep 202685 authors / mosince 2011

r/HistoricalWhatIf has 107k members (+2.1% over the last 12 months). It gets about 107 posts a month from 85 people. Top topics: Empire Histories, Mongol-Japan Conflicts & Alternatives and WWII Alternatives.

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When to post on r/HistoricalWhatIf

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Size and growth

How r/HistoricalWhatIf has grown

r/HistoricalWhatIf

Subscriber growth

Subscribers over time

+2.1%in 12 months · +0.5% in 3 months · +0.2% in 1 month
Oct 2026107k
Growing107k subscribers
Data since Mar 2018Live · through Oct 2026
r/HistoricalWhatIf

Monthly activity

Posts, comments and authors per month

+43%vs Sep 2025 · +8.4% last 3 months vs the 3 before
Sep 2026107
BusierPeaked at 262 in Sep 2021
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/HistoricalWhatIf

Top topics

Share of the subreddit's posts

  1. Empire Histories2.8%
  2. Mongol-Japan Conflicts & Alternatives2.3%
  3. WWII Alternatives2.3%
  4. Alternate Americas2.1%
  5. Alternate Histories of America2.0%

The full report

Everything else about r/HistoricalWhatIf

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