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r/trolleyproblem↗

Trolley problems: submit and discuss.

A subreddit for submission and discussion of variants of the trolley problem.

135k subscribers53 posts / mo in Sep 202649 authors / mosince 2016

r/trolleyproblem has 135k members (+19% over the last 12 months). It gets about 53 posts a month from 49 people. Top topics: Lucky Pulls, ChatGPT Humor & Sarcasm and Yellow Team Issues.

Free report

When to post on r/trolleyproblem

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Size and growth

How r/trolleyproblem has grown

r/trolleyproblem

Subscriber growth

Subscribers over time

+19%in 12 months · +1.4% in 3 months · +0.6% in 1 month
Oct 2026135k
Growing135k subscribers
Data since Mar 2018Live · through Oct 2026
r/trolleyproblem

Monthly activity

Posts, comments and authors per month

−48%vs Sep 2025 · −89% last 3 months vs the 3 before
Sep 202653
QuieterPeaked at 1.6k in May 2026
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/trolleyproblem

Top topics

Share of the subreddit's posts

  1. Lucky Pulls0.2%
  2. ChatGPT Humor & Sarcasm0.2%
  3. Yellow Team Issues0.2%
  4. Animal Ethics & Rights0.2%
  5. Immortalities and Deaths0.2%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Merriam-Webster
  2. Know Your Meme
  3. Neal.fun
  4. xkcd
  5. xcancel

The full report

Everything else about r/trolleyproblem

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