Discover the fastest-growing newsletters
The newsletters winning attention right now in AI, tech, health & productivity, and finance & investing — the ones worth reading, partnering with, and learning from. Hand-picked and refreshed by our editors every week.
📈 This week's ranked reports
Top 10 Fastest-Growing AI Newsletters
The AI newsletters with the strongest audience momentum this week. Generative-AI-specific lists are the fastest-moving subcategory in the inbox right now, which is pulling sponsor demand away from the general dailies and toward lists with a defined reader job.
Read the ranking →Top 10 Fastest-Growing Tech Newsletters
The tech newsletters with the strongest audience momentum this week. Technology is the single largest share of tracked newsletter sponsorships, and the demand is concentrating on lists that can prove a job title rather than just a headcount.
Read the ranking →Top 10 Fastest-Growing Health & Productivity Newsletters
The health and productivity newsletters with the strongest audience momentum this week. Mental wellness and fitness technology are the fastest-growing sub-sectors of the wellness economy, and the newsletters attached to them are the ones adding readers fastest.
Read the ranking →Top 10 Fastest-Growing Finance & Investing Newsletters
The finance and investing newsletters with the strongest audience momentum this week. Finance sits in the top CPM band alongside enterprise tech, and the lists growing fastest are the ones that own a specific reader — the analyst, the retail investor, the young earner — rather than business news in general.
Read the ranking →We know which newsletters sponsors actually rebook
Beyond reach, we maintain a database of the newsletters that earn the most rebookings and repeat sponsorships — the truest signal that an audience converts. We track it across every product category, so we can match your offer to the newsletters where that exact audience already pays off.
Book a newsletter sponsorship strategy call →AI (44)
The Rundown AI
The largest daily AI newsletter — model launches, tools, and applied use cases.
Subscribe ↗The AI Daily Brief
Nathaniel Whittemore's daily news and analysis on what's moving in AI.
Subscribe ↗Marketing AI Institute
Weekly read on applying AI to marketing, from Paul Roetzer's team.
Subscribe ↗There's An AI For That
New AI tools and product launches, curated for builders and marketers.
Subscribe ↗Marketing Against the Grain
HubSpot's Kipp Bodnar & Kieran Flanagan on AI-era marketing tactics.
Subscribe ↗Tech (28)
The Pragmatic Engineer
The #1 tech Substack — big-tech engineering, hiring, and careers.
Subscribe ↗Health & Productivity (28)
Finance & Investing (28)
Find the newsletters your audience already trusts
We'll map your product to the newsletters with the strongest rebooking and repeat-sponsorship track record for your category — so your next campaign lands with an audience that's a perfect fit.
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