◈ 99.97% delivery rate · SOC2 ready · GDPR compliant

Email delivery
you can certify

One missed order confirmation loses a customer forever. certmail.email guarantees delivery — with proof.

Start free trial View API docs →
✓ 2,000 emails free/month ✓ No credit card ✓ 10-minute setup
99.97%
Delivery rate
<200ms
Average delivery time
10M+
Emails delivered/month
10 min
Average setup time

One missed email = one lost customer

Order confirmations. Password resets. Invoices. Shipping notifications. These aren't marketing emails — they're your business. Standard email services treat them like bulk mail. certmail.email treats them as certified deliveries.

Built for mission-critical email

📜

Certified delivery receipts

Cryptographic proof of delivery — timestamp, recipient IP, DKIM signature. Export as PDF for compliance.

⚡

Real-time delivery webhooks

Get notified instantly on delivery, bounce, open, or complaint. No polling. Sub-second latency.

🛡️

Bounce prevention & list hygiene

Automatic suppression of bad addresses. Protect your sender reputation before problems start.

🌐

Dedicated IP reputation

Your traffic, your reputation. Dedicated IPs available on Business and Enterprise plans.

📊

Advanced analytics

Delivery rates, open rates, bounce analysis, geographic distribution — all in one dashboard.

🔌

REST API + SDKs

Send with a single API call. SDKs for Node, Python, PHP, Ruby. Integrates with any platform.

Deploy in 10 minutes

One API call. Certified. Delivered.

Send certified email 
curl -X POST https://api.certmail.email/v1/certified-send \
  -H "Authorization: Bearer cm_live_your_key_here" \
  -H "Content-Type: application/json" \
  -d '{
    "from": "orders@yourstore.com",
    "to": "customer@example.com",
    "subject": "Order #8472 confirmed",
    "html": "<h1>Your order is on its way!</h1>",
    "certified": true,
    "webhook_url": "https://yourstore.com/webhooks/email"
  }'

# Response:
# {
#   "id": "cm_01J9X...",
#   "status": "queued",
#   "certified_receipt_url": "https://certmail.email/receipts/...",
#   "eta_ms": 180
# }

Built for your industry

🛒

E-commerce

Order confirmations, shipping updates, return notices

🏦

Fintech & Banking

Transaction alerts, KYC emails, regulatory notices

💼

SaaS Platforms

Password resets, invoices, usage alerts, trial expiry

🏛️

Insurance

Policy documents, claim updates, renewal reminders

Start delivering. Start certifying.

2,000 certified emails free every month. No credit card required.

Create free account →