Never Lose a WordPress Email Again

SendGrail routes your WordPress emails through reliable SMTP providers with smart routing, real-time delivery tracking, and automatic failover — so every email lands in the inbox.

Download Free Plugin See How it Works

Why WordPress Emails Fail

Out of the box, WordPress email delivery is unreliable. Here’s what you’re up against.

Emails Land in Spam

Default WordPress emails use PHP mail — most providers flag them as spam or reject them entirely.

No Fallback When Providers Fail

When your SMTP provider goes down, every email — password resets, orders, notifications — just vanishes.

Zero Visibility

Did that email send? Did it bounce? Without tracking, you’re flying blind on deliverability.

How SendGrail Solves It

Three powerful capabilities that make your WordPress emails bulletproof.

Smart Routing

Automatically routes emails through the fastest, most reliable SMTP provider based on real-time performance.

Real-Time Tracking

See exactly what happens to every email — sent, delivered, opened, or bounced — right from your WordPress dashboard.

Automatic Fallback

If your primary provider fails, SendGrail instantly switches to your backup — no emails lost, no downtime.

Everything You Need for Reliable Email

A complete toolkit built into one lightweight, free WordPress plugin.

Multiple SMTP Providers

Connect SendGrid, Mailgun, Amazon SES, Gmail, and more — all at once.

Email Logging

Full log of every email sent, with status, timestamps, and recipient details.

Delivery Tracking

Real-time delivery status for every message — know if it arrived.

One-Click Setup

Install, enter your SMTP credentials, done. Sending in under 5 minutes.

Fallback Routing

Configure priority-based providers. If one fails, the next takes over instantly.

Debug Mode

Detailed error logs and connection diagnostics for troubleshooting.

Multisite Support

Works seamlessly across WordPress multisite networks.

Secure Credentials

Encrypted storage for all SMTP passwords and API keys.

Works With Your Favorite Providers

Connect any SMTP provider — or use multiple at once for redundancy.

Google Workspace

Microsoft Outlook

SendGrid

Postmark

Brevo

Mailgun

Amazon SES

Netcore

SparkPost

Elastic Email

Mandgrill

SMTP2Go

SendLayer

Zoho Mail

Mailjet

Resend

PHP

Custom

Up and Running in 5 Minutes

Three simple steps. No coding required.

Step 1

Install the Plugin

Download from WordPress.org and activate — one click, no dependencies.

Step 2

Configure Your Providers

Add your SMTP credentials and set provider priorities for smart routing.

Step 3

Relax & Enjoy Your Coffee

SendGrail handles routing, fallback, and tracking automatically. You’re done.

99.9%

Delivery Rate

18+

Integrations

5 min

Average Setup

100%

Free Forever

Frequently Asked Questions

Yes — completely free, forever. No premium tier, no feature gating, no hidden costs. Every feature is available to every user.

SendGrid, Amazon SES, Mailgun, Gmail/Google Workspace, Microsoft Outlook, Postmark, Brevo (Sendinblue), SparkPost, Netcore, Elastic Email, SMTP2Go, SendLayer, Zoho Mail, Mailjet, Resend, and any standard SMTP server.

You configure a priority list of SMTP providers. If the primary fails (timeout, auth error, rate limit), SendGrail instantly tries the next provider in line — no emails are lost.

Absolutely. SendGrail supports network-wide configuration and per-site overrides for multisite installations.

No. SendGrail is lightweight and only runs when WordPress triggers wp_mail(). It adds zero overhead to page loads.

SendGrail offers smart multi-provider routing, automatic failover, and real-time delivery tracking — all for free. No premium upsell required.

100% Free. Forever

Start Sending Reliable Emails Today

Join thousands of WordPress sites that trust SendGrail for bulletproof email delivery. No credit card, no premium tier — just install and go.

Get the Plugin Free