SMTPete
SMTPete is a lightweight, no-nonsense WordPress mail-relay plugin that hooks directly into core SMTP — perfect for blogs, businesses, and high-volume sites alike. Forget juggling separate mailer add-ons: SMTPete gives you rock-solid delivery, choice of top providers, and full control over your outbound email, all without breaking the bank.
Available in two clear tiers—Free and Pro—SMTPete scales with your needs. It’s also bundled with the Pro editions of Formpete and Flight Booker, so you get email functionality out of the box.
🆓 Free Version
Perfect for small blogs or sites wanting a quick SMTP setup without ads or upsells. Uses WordPress’s default mail settings—no setup required beyond installing the plugin.
- Basic PHPMailer relay (single host)
- Up to 50 emails/day
- Simple debug logging in WP Dashboard
- Email log viewer: see all outgoing mails sent
Upgrade anytime to remove send limits and unlock premium integrations.
💼 Pro Version
Built for agencies, transactional emails, and high-volume sites. Includes everything in Free—just supply your provider API keys and you’re ready to go.
- Unlimited send volume
- Top provider integrations out of the box:
- Postmark
- SendGrid
- Mandrill
- Mailgun
- AWS SES
- Custom SMTP host & port settings
- Per-provider API key management
- Full WP Dashboard analytics & logs
- Priority email support
🛡️ Feature Highlights & Spam Management
Designed for reliability, flexibility, and ease-of-use — with built‑in spam and bot defenses.
- 100% GDPR-compliant handling & logging
- Custom email headers & templates
- Automatic retry on transient SMTP errors
- Developer hooks for full extensibility
- Spam & bot management hooks:
- CleanTalk spam checker
- reCAPTCHA v2 verification
- Akismet integration (Pro only)
- IP Reputation checks
- Language filter
- GeoIP-based filtering
- JavaScript-required verification
- URL detection & auto-reject
🧩 Seamless Background Integration
SMTPete runs transparently behind the scenes, intercepting all wp_mail() calls—no hooks, themes, or plugins need manual configuration. Simply activate and enjoy reliable email delivery across your entire WordPress site.