Penfolio is an AI agent that operates your entire newsletter business. It researches your niche, writes every edition, publishes on schedule, grows your subscriber base, and monetizes through sponsorships. You pick the topic. It does the rest, every single day.
Choose a topic you care about. AI investing, Chicago food scene, SaaS marketing, vintage watches. Penfolio handles the rest.
Every edition is original. Penfolio scans the web, identifies trending stories, and crafts newsletter-quality prose tailored to your audience.
Automatic publishing on your schedule. Subscriber growth through smart outreach. Sponsorship revenue that scales with your audience.
Researches topics, writes editions, maintains voice and quality across every issue.
$65K/yearEnsures consistency, fact-checks, optimizes headlines and subject lines for opens.
$72K/yearRuns subscriber acquisition, manages referral programs, optimizes conversion funnels.
$85K/yearFinds sponsors, negotiates rates, manages placements and tracks campaign performance.
$78K/yearNewsletter businesses have been acquired for tens of millions. The model is proven. The bottleneck was always the operator.
Sold to Business Insider in 2020, built primarily on email newsletters.
Acquired by HubSpot, proving newsletter audiences have serious enterprise value.
Built to 1.75M+ subscribers with 10K+ new daily, generating significant ad revenue.
Penfolio turns you from a creator who grinds into an owner who earns. The AI does the work. The audience grows. The revenue follows.