WordPress Email Subscription: Add Signup Forms to Your Site
Add email subscription to WordPress with signup forms, pop-ups, and automated welcome emails. Step-by-step guide using free plugins and tools.
Adding email subscription to your WordPress site lets you build a direct relationship with your visitors. Instead of relying on social media algorithms, you own your subscriber list and can reach them whenever you want.
Quick Setup Guide
Step 1: Install Brevo WordPress Plugin
- Go to Plugins > Add New
- Search “Brevo” (formerly Sendinblue)
- Install and activate
- Connect your free Brevo account
Step 2: Create a Signup Form
In your Brevo dashboard:
- Go to Contacts > Forms
- Create a new subscription form
- Add fields (email required, first name optional)
- Enable double opt-in
- Choose your subscriber list
- Copy the embed code or shortcode
Step 3: Place Forms on Your Site
| Placement | How to Add | Conversion Rate |
|---|---|---|
| Sidebar | Widget area | 1-3% |
| After blog posts | Shortcode in content | 2-4% |
| Pop-up | Plugin pop-up feature | 3-7% |
| Header/footer bar | Plugin setting | 1-2% |
| Dedicated landing page | Full page form | 10-25% |
Step 4: Set Up Welcome Email
Create a welcome email series in Brevo:
- Trigger: New subscriber added to list
- Email 1 (immediate): Welcome + lead magnet delivery
- Email 2 (Day 2): Your best content
- Email 3 (Day 5): Soft CTA
Growing Your Subscriber List
Lead Magnet Ideas
| Type | Example | Conversion Rate |
|---|---|---|
| Discount code | ”Get 10% off your first order” | 5-10% |
| Free guide/ebook | ”Download our complete guide” | 3-7% |
| Checklist | ”Free marketing checklist” | 3-5% |
| Free tool/template | ”Download free templates” | 4-8% |
| Exclusive content | ”Members-only articles” | 2-4% |
Form Optimization Tips
- Compelling headline: “Join 5,000+ subscribers” beats “Subscribe”
- Social proof: Show subscriber count or testimonials
- Minimal fields: Email only for highest conversion
- Clear value proposition: Tell them what they will receive
- Exit-intent pop-ups: Capture leaving visitors
- Mobile-optimized: Forms must work on phones
Content Upgrades
Create specific lead magnets for your best blog posts:
- PDF version of the post
- Bonus tips not in the article
- Related checklist or template
- Video walkthrough
Content upgrades convert 5-15% because they are directly relevant to what the reader is already interested in.
GDPR and Compliance
| Requirement | Implementation |
|---|---|
| Consent | Double opt-in enabled |
| Privacy policy | Link in form footer |
| Purpose | State what emails they will receive |
| Unsubscribe | Automatic with Brevo |
| Data access | Subscribers can request their data |
See our double opt-in guide for compliance details.
Beyond Basic Subscription
Once you have subscribers, expand with:
- Newsletter campaigns — regular content updates
- Automation workflows — behavior-triggered sequences
- Segmentation — targeted content by interest
- SMS subscription — add text messaging option
For complete WordPress email marketing, see our WordPress newsletter guide and email list building guide.