Newsletter
Grow your mailing list from your own site.
Connect your newsletter provider in 2 minutes. Subscribers go straight into your list. No embed code, no iframes, no third-party styling issues.
Create my free websiteWhy every author needs a mailing list
Own your audience
Social media algorithms change. Platforms shut down. Your email list is the one audience channel nobody can take from you.
Direct line to readers
When your next book drops, one email reaches everyone who asked to hear from you. No algorithm deciding who sees it.
Launch day sales
Authors with a mailing list consistently see stronger launch-day sales. Pre-orders, early reviews, word of mouth, it all starts with email.
Works everywhere
Your newsletter signup lives right on your author website. Readers subscribe without leaving your site or creating yet another account.
Use what you already have
Already on Mailchimp or Substack? Zenpage connects to your existing provider. No migration, no duplicate lists.
Secure by default
API keys are encrypted with AES-256. Bot protection is built into every form. Your credentials never touch the browser.
Supported providers
6 providers. Real API integration.
Not embed codes pasted into a widget. Zenpage calls your provider’s API directly when someone subscribes, so subscribers land in your list instantly.
Mailchimp
The most popular email platform. Connect with your API key and audience ID.
Kit (ConvertKit)
Built for creators. Connect with your API key and form ID.
Substack
Newsletter-first platform. Just enter your Substack subdomain. No API key needed.
Beehiiv
Modern newsletter platform. Connect with your API key and publication ID.
Brevo
All-in-one marketing platform. Connect with your API key and list ID.
MailerLite
Simple and powerful. Connect with your API key and group ID.
How it works
Two minutes. Seriously.
Pick your provider
Choose from Mailchimp, Kit, Substack, Beehiiv, Brevo, or MailerLite in your dashboard settings.
Paste your API key
Enter your API key and list ID. For Substack, just your subdomain. Hit "Test Connection" to verify.
Publish your site
A signup form appears on your homepage, styled to match your template. Subscribers go straight to your list.
Frequently asked questions
Newsletter Integration
Mailchimp, Kit (ConvertKit), Substack, Beehiiv, Brevo, and MailerLite. We add more based on demand.
Go to your dashboard settings, pick your provider, paste your API key and list/form ID, and hit "Test Connection." Takes about 2 minutes.
Yes. API keys are encrypted with AES-256-GCM before storage. They are never exposed to the browser or included in client-side code.
Yes. Zenpage integrates with your existing provider. You bring the account, we handle the signup form on your site. For Substack, you just need your subdomain.
No. Zenpage makes real API calls to your provider when someone subscribes. Subscribers land directly in your list or audience. The form matches your site's template design automatically.
Every newsletter form includes honeypot bot protection and origin validation. Requests are rate-limited to 10 per minute per IP address.
Start growing your audience
Free website. Built-in newsletter signup. Your readers, your list.