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Newsletter Monetization Calculator

Model your newsletter income from paid subscriptions, sponsorships, and platform fees. Compare Substack, Beehiiv, and ConvertKit side by side and project your annual net revenue.

Audience & Engagement
Industry average is 35–45% for niche newsletters
% of recipients who click a link. Strong newsletters hit 4–8%
How many issues you send each month
Paid Subscriptions
% of free subscribers who upgrade to paid. Industry average: 1–5%
Monthly rate. Annual plans (~$80–$100) are 25–40% of paid subs
Sponsorships
What you charge per newsletter issue. Rule of thumb: $20–$50 per 1K subscribers
How many of your monthly sends include a sponsor ad
Platform
Paid Subscription MRR
Monthly Sponsorship Revenue
Platform Cost / Month
Net Monthly Revenue
Paid Subscribers
Annual Net Revenue
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How to Monetize a Newsletter

A newsletter with 5,000 engaged subscribers can generate $2,000–$10,000/month through the right combination of paid subscriptions and sponsorships. The key metric isn't subscriber count — it's engaged subscribers, measured by your open rate and click rate.

Paid Subscribers = Total Subscribers × Conversion Rate
Paid MRR = Paid Subscribers × Monthly Price
Sponsorship Revenue = Rate per Send × Sponsored Sends
Platform Fee = Flat Fee + (MRR × Revenue Share%)
Net Monthly = Paid MRR + Sponsorships − Platform Fee

Newsletter Monetization Benchmarks

  • 1,000 subscribers — Too small for sponsorships. Focus on 1–3% paid conversion ($90–$270/mo MRR at $9/mo).
  • 5,000 subscribers — Sponsorships become viable at $100–$250/send. Strong paid conversion possible.
  • 10,000 subscribers — $500–$1,000/send for sponsorships. Full-time income achievable with good engagement.
  • 50,000 subscribers — Multiple sponsorship slots, $2,500–$5,000/send. Scale to $10K–$30K/month.
What open rate is good for newsletters?
For niche newsletters, a 35–50% open rate is strong. Mass-market newsletters often see 20–30%. If your open rate is below 25%, your deliverability or content relevance needs work before monetizing. Sponsors and paid subscribers look for engaged audiences — a 1,000-subscriber list at 55% open rate is worth more than 10,000 subscribers at 15%. Clean your list quarterly by removing subscribers who haven't opened in 90 days to protect your open rate and sender reputation.
When should I add paid subscriptions?
Most newsletter operators recommend launching paid tiers at 1,000–2,000 free subscribers, not waiting for 10,000. Early launching builds the habit of paying for your work and provides early signal on whether your audience will convert. The sweet spot for launch is when your open rate consistently exceeds 35% and you're publishing on a reliable schedule. Start at $5–$10/month — you can always raise prices as value and audience grow. Beehiiv and Ghost are better for paid newsletters than Substack if you want to keep more of the revenue.