Best Google Ads Optimization Newsletters in 2026

NewsletterFIT tracks 3 newsletters that cover Google Ads optimization as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Mr.Grow - AI 4 Agencies (15K).

Updated Nov 7, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Mr.Grow - AI 4 Agencies15K subscribers

    SubstackWeekly · last post 7 days ago

    From recent posts: Mr.Grow - AI 4 Agencies publishes practical guides on optimizing Google Ads, managing AI agent costs, and shifting Meta ad spend to alternative channels for agency owners and business owners. The publication mixes…

    Likely audience: PPC specialists

  2. 2
    Willo's Agentic AI Newsletter—

    SubstackEvery two weeks · last post 14 days ago

    Where Agentic AI meets Real Business Outcomes for Aesthetic, Longevity, Dermatology and Dental Practices

    Likely audience: Medspa owners

  3. 3
    inbound leads generation—

    LinkedInEvery two weeks · last post 19 days ago

    inbound marketing gets you brand visibility and generates inbound leads - inquiries.

    Likely audience: Marketing managers

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