The SMTP Service for Apps that Can't Afford to Miss an Inbox.
Send transactional and marketing emails with 99.9% uptime. Integrate in minutes via SMTP or REST API. Built for scale.
const mailflow = require('@mailflow/node'); // Initialize with your API Key const client = new mailflow.Client({ apiKey: 'mf_live_823k...9' }); await client.send({ from: 'system@yourapp.com', to: 'user@example.com', subject: 'Welcome to the future', html: '<h1>Hi there!</h1>' });
Trusted by developers at forward-thinking companies
Built for Developers, by Developers
Toggle between protocols in seconds. Our infrastructure adapts to your workflow, not the other way around.
Total Visibility. Total Control.
Monitor every bounce, click, and open with real-time analytics and detailed logs.
Real-time Logs
Search through millions of records instantly. Inspect headers and raw SMTP metadata.
Inbound Routing
Receive emails and forward them to your app as JSON webhooks. Build email-to-task features easily.
Suppression Management
Automated handling of bounces and unsubscribes to keep your sender reputation pristine.
Webhooks
Real-time POST requests for every delivery event. Sync PlugSend events with your internal database.
Scalable Pricing for Growing Apps
Choose a plan that fits your volume. No hidden fees, ever.
Pro
Most PopularPay-as-you-go billing
- Unlimited Domains
- Priority Support
- Advanced AI Sending
- Custom Webhooks
Why we built this
"We were tired of complex legacy email providers that charged a fortune for mediocre delivery rates. We built PlugSend to give developers a fast, reliable, and actually affordable way to handle email at any scale."