Subreddits like r/expansionrpfinder

region: unclustered

This subreddit is designed as a central hub for people, that are searching for roleplay about any sort of expansion or inflation.

2,207 distinct commenters from Sep 2025 to Aug 2026 · 3,752 subscribers

Similarity is measured by shared commenters, not by text: these are the communities whose commenters overlapped most with r/expansionrpfinder's from Sep 2025 to Aug 2026.

• r/hyperrp
  For finding roleplay partners interested in playing as or with hyper-sized characters. Users make posts with their ideas for a roleplay,…
• r/hyperroleplay
  A place for Hyper sized roleplay of all types, Breast size, Ass size, Futa cock, Cock, Balls, etc. Etc. No normal sizes allowed!
• r/cumflation_rp
  cumflation roleplay subreddit, what else lol
• r/unlimitedpregnancyrp
  The sister subreddit of r/UnlimitedERP where anything posted will have a baseline kink of pregnancy
• r/transformationrp
  A creative writing subreddit for people 18+ who are looking to connect with others that are interested in fantasies involving one or more…
• r/voreroleplaying
  For folks who want to roleplay any kind of vore! (This Subreddit is For 18+ users only)
• r/blueberrykink
  A sub dedicated to the blueberry inflation kink. Not associated with r/blueberry

18+. From the Subreddit Atlas, a map of NSFW Reddit communities built from archived metadata: author names, subreddit names, and counts only, no post content. Methodology & removal requests · all subreddits