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r/AstroSynastry↗

Synastries, Composites and other types of Relationship Astrology

This sub is dedicated to questions regarding relationships in Astrology (compatibility, nature of interaction, interpersonal challenges etc.) Posting Synastries / Composites is very much welcome ! As well as general questions about Venus / Mars / Moon signs or DCs and their love language and the like .. 😊

18k subscribers1,260 posts / mo in Sep 2026855 authors / mosince 2019

r/AstroSynastry has 18k members (+113% over the last 12 months). It gets about 1,260 posts a month from 855 people. Top topics: Astrological Placements.

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Size and growth

How r/AstroSynastry has grown

r/AstroSynastry

Subscriber growth

Subscribers over time

+113%in 12 months · +12% in 3 months · +3.0% in 1 month
Oct 202618k
Growing18k subscribers
Data since Aug 2019Live · through Oct 2026
r/AstroSynastry

Monthly activity

Posts, comments and authors per month

−5.5%vs Sep 2025 · +5.9% last 3 months vs the 3 before
Sep 20261.3k
QuieterPeaked at 1.8k in Jan 2026
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/AstroSynastry

Top topics

Share of the subreddit's posts

  1. Astrological Placements1.0%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Astro-Seek
  2. OSF
  3. Cafe Astrology
  4. Astroseek
  5. Medium

The full report

Everything else about r/AstroSynastry

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