User Acquisition newsletters

NewsletterFIT tracks 8 newsletters that cover User Acquisition as a primary topic, 5 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are Lewis C. Lin’s Newsletter (62K), Growth Club (35K) and Brutally Honest by Matej Lancaric (15K). Brands detected sponsoring these newsletters recently include FastSpring.gg and RevenueCat.

Updated Oct 30, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Lewis C. Lin’s Newsletter 62K subscribers

    Substack Weekly · last post 14 days ago

    Likely audience: Product managers

  2. 2
    Growth Club 35K subscribers

    Substack Several times a week · last post 14 days ago

    Likely audience: Growth marketers

  3. 3
    Brutally Honest by Matej Lancaric 15K subscribers

    Substack Weekly · last post 17 days ago

    Likely audience: Mobile game developers

    Sponsors detected: FastSpring.gg

  4. 4
    Growth Gems 11K subscribers

    Substack Monthly or less · last post 23 days ago

    Likely audience: Product managers

    Sponsors detected: RevenueCat

  5. 5
    The Product Notebook 1K subscribers

    Substack Every two weeks · last post 12 days ago

    Likely audience: Product Managers

  6. 6
    GrowthBites 18K subscribers

    Substack last post Feb 29, 2024

    Likely audience: Real Estate Investors

  7. 7
    Evan’s Newsletter —

    Substack last post Jan 5, 2025

    Likely audience: Growth practitioners

  8. 8
    All Things Marketing by Shrikala —

    Substack last post Apr 7, 2026

    Likely audience: Product managers

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