Built for High-Deliverability Email at Scale

Send Email at Scale —
Fast, Reliable, Developer-First.

SDK-powered email infrastructure with global relay nodes, real-time analytics, and enterprise-grade performance.

99.99% Uptime•<20ms Latency•Global Infrastructure
varbox-init.ts
1import { VarboxMail } from 'varboxmail';
2 
3const mail = new VarboxMail({
4 apiKey: 'send_live_99d2...0001',
5 // Initialize infrastructure
6});
7 
8await mail.send({
9 to: 'user@example.com',
10 subject: 'Hello from VarboxMail',
11 html: '<p>Delivered in &lt;20ms.</p>'
12});
Core Protocol

Engineered for
high-speed email delivery.

01

Live Analytics

Real-time delivery tracking from every SMTP relay node.

02

End-to-End Auth

Secure API key rotation and SDK instance isolation.

03

Edge Distribution

Global relay network for minimal delivery latency.

04

High-Speed Delivery

Send 50K+ emails daily through optimized queues.

No vendor lock.
Control your data.

01.

Privacy First

Keep your data in your infrastructure. We only handle the delivery.

02.

Flexible Setup

Switch between SES, SMTP, and Gmail with a single config change.

03.

Advanced Analytics

Detailed tracking from device OS to city-level location.

Delivery Dashboard

Live analytics view

Get started in minutes

How it works

From zero to sending in under 5 minutes. No config headaches.

01

Create account

Sign up free. No credit card.

// Your workspace is ready console.log("Welcome to VarboxMail");
02

Get your API key

Instant key from the dashboard.

sm_live_0x99a3f7b2 c8d1e4f0...
03

Install the SDK

One command, ready to go.

$ npm install varboxmail added 1 package in 0.8s
04

Send & monitor

Real-time delivery tracking.

✓ delivered 91ms ✓ opened 3.2s ✓ clicked 8.7s
Pricing

Simple, persona-based pricing.

Pick the plan that fits your role. Developers start free, marketing teams get the full suite.

Developer
Freeforever

For engineers integrating email into their apps.

  • 100 emails / day
  • REST API + Node.js SDK
  • Basic delivery analytics
  • 1 API key
  • Community support
For Teams
Marketing
$9/ month

For teams running campaigns and managing subscribers.

  • 50,000 emails / month
  • Campaign builder
  • Subscriber lists & segmentation
  • Full analytics suite
  • Multiple API keys
  • Priority support
Enterprise
Custom

For high-volume teams with dedicated infrastructure needs.

  • 5,000+ emails / day
  • Connect your AWS SES
  • Dedicated relay infrastructure
  • AI campaign analysis & suggestions
  • Detailed engagement analytics
  • Custom domain & IP warmup
  • SLA + 24/7 dedicated support

Ready to scale your
email infrastructure?

Join 200+ teams saving 90% on infrastructure costs with VarboxMail. Start free, no credit card required.

No CC Required
1K Emails Free
Instant Setup