Wrangle your email workflow

Stop wondering if your transactional and marketing emails made it. Send at scale, hit inboxes, and skip the mystery.

Maildeo Dashboard
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Plug it in before your coffee gets cold

Clean, no-BS interface. Set it up in minutes, send emails even faster. SDKs ready for whatever language you're arguing with today.

Node.js PHP Python Ruby Go Java Rust .NET REST SMTP
 1const sdk = require('maildeo');
 2
 3const message = {
 4  to: 'user@example.com',
 5  from: 'noreply@myapp.com',
 6  subject: 'Welcome to MyApp',
 7  body: `Hi there,
 8
 9Thanks for signing up! We're thrilled to have you on board.
10
11– The MyApp Team`,
12};
13
14sdk.send(message)
15  .then(() => console.log('Email sent'))
16  .catch(console.error);

Built by developers who were sick of broken email APIs

We got tired of wrestling with clunky tools, so we built the email platform we always wanted — fast, clean, and actually works without swearing at your terminal.

science

Test Mode (aka Safe Chaos)

Blow things up without consequences. Simulate everything, send nothing. Perfect for testing, debugging, and not losing your job.

webhook

Webhooks That Actually Work

We ping your server the second something happens — delivery, open, click, bounce. You'll know.

terminal

Live Logs (Bring Popcorn)

Every request, every response, every oops — logged in real time. It's like tailing your server logs, but less painful.

autorenew

Retry Logic That Babysits for You

Flaky internet? Broken SMTP? We've got auto-retries so you don't have to watch your queue like a hawk.

ads_click

Open & Click Tracking

Want to know who opened what and clicked where? So do we. Welcome to legally acceptable email surveillance.

code

Markup Freedom

Markdown, MJML, raw HTML, whatever you write — we'll render it without crying over inline styles.

preview

Inbox Previews

Preview your masterpiece before it hits the inbox. Yes, even in Outlook. Especially in Outlook.

dns

Custom Domains

Send from your own domain and stop looking like a scammer. Nobody trusts 'noreply@fakedomain.biz'.

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Enterprise-Grade Security

SOC 2, GDPR, DKIM, SPF, DMARC — all the acronyms to keep your emails legit and your lawyers happy.

Write Like a Human, Not a Hacker

Finally, an editor that doesn't fight you. Format, style, and send emails without touching a single <table>. Build visually, tweak freely, and leave the HTML rage-quits behind.

Email editor
A
Attentive
Customer since 2024

"Attentive partners with leading brands to enhance customer engagement through intelligent messaging."

Contact Management That Doesn't Suck

Import your entire list in minutes — whether it's 50 or 50,000. See every contact's details without clicking through 12 tabs. It's like a CRM, but without the bloat (or the monthly breakdown).

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98%
Delivery Rate
41%
Open Rate
Contact management dashboard
Broadcast analytics dashboard

Broadcast Analytics (Because Guesswork Is for Amateurs)

See who opened, clicked, ignored, or rage-deleted your email. Real insights, no fluff — so you actually know what's working (and what's not).

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Email, But Actually Good

No setup rituals. No DNS sorcery. Just emails that send, land, and look damn good doing it. — Available now. Because why wait?

Get full access

Plans that grow with your ambition (or chaos)

Start free. Pay when your side project accidentally turns into a business.

Pro
$29.00/month
For solo devs who just want their emails to work (without rage-quitting).
CORE PLAN INCLUDES:
  • check_circle 10,000 emails/mo
  • check_circle 1 custom domain
  • check_circle Basic analytics (open & click)
  • check_circle API access, no SDK required
  • check_circle Developer-friendly docs
  • check_circle Basic support (yes, from humans)
  • check_circle Markdown, HTML, and MJML
Get Started
Enterprise
$99.00/month
For startups and teams that treat email as a core product, not an afterthought.
CORE PLAN INCLUDES:
  • check_circle 100,000+ emails/mo
  • check_circle Dedicated IPs (no sharing)
  • check_circle SSO & enterprise auth
  • check_circle Live log stream + debugging
  • check_circle Blocklist monitoring & auto-removal
  • check_circle Premium SLA & uptime guarantees
  • check_circle VIP onboarding + migration
Upgrade Now
Pro Scale Enterprise
Email Sending
Daily Limit No limit No limit No limit
RESTful API check_circle check_circle check_circle
SMTP Relay check_circle check_circle check_circle
Official SDKs check_circle check_circle check_circle
Schedule Emails check_circle check_circle check_circle
Batch Sending check_circle check_circle check_circle
Open Tracking check_circle check_circle check_circle
Link Tracking check_circle check_circle check_circle
Deliverability & Reliability
Custom Domains 10 1,000 Flexible
Dedicated IPs remove With Add-on With Add-on
Pristine Shared IPs check_circle check_circle check_circle
Automatic Suppression List check_circle check_circle check_circle
Bounce Details check_circle check_circle check_circle
Data Retention 3 days 7 days Flexible
Deliverability Insights check_circle check_circle check_circle
DKIM, SPF, DMARC check_circle check_circle check_circle
Webhook Endpoints 10 10 Flexible
Webhook Events All Events
Security & Privacy
Single Sign-On remove remove check_circle
Social Login check_circle check_circle check_circle
Team Members 5 100 Flexible
GDPR Compliance check_circle check_circle check_circle
SOC 2 Type II check_circle check_circle check_circle
DDoS Protection check_circle check_circle check_circle
Multi-factor Auth check_circle check_circle check_circle
API Key Permissions check_circle check_circle check_circle
Signed Webhooks check_circle check_circle check_circle
Customer Support
Ticket Support check_circle check_circle check_circle
Slack Support remove remove check_circle
Urgent Response SLA remove remove check_circle
Deliverability Expertise remove remove check_circle
In-App Docs check_circle check_circle check_circle
AI Assistant check_circle check_circle check_circle
Get started Get started Get started
"Attentive's approach to personalized messaging, combined with its advanced automation and data-driven insights, has been incredibly valuable."
Read Attentive's case study