Best Non-monogamy Newsletters in 2026

NewsletterFIT tracks 3 newsletters that cover Non-monogamy as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Monogamish (7K).

Updated Nov 14, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Monogamish7K subscribers

    SubstackEvery two weeks · last post 16 days ago

    From recent posts: Monogamish publishes essays and interviews exploring non-monogamy, relationship dynamics, and the emotional complexities of polyamorous and monogamous relationships. The publication targets individuals seeking honest…

    Likely audience: non-monogamous individuals

  2. 2

    SubstackEvery two weeks · last post 11 days ago

    From recent posts: Aria Diana publishes weekly essays on navigating non-monogamy, polyamory, and relationship dynamics through frameworks like Internal Family Systems. The content focuses on emotional regulation, consent, and relational…

    Likely audience: people in non-monogamous relationships

  3. 3

    SubstackMonthly or less · last post 3 days ago

    From recent posts: The article is a personal reflection on navigating non-monogamy, specifically addressing feelings of jealousy, resentment, and envy toward a partner's new relationship. The author recounts a five-year journey from self-…

    Likely audience: individuals navigating open relationships

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