AI-Powered Email Warmup

Your inbox's personal trainer, run entirely by AI

Warm, test, and protect your sender reputation across every major provider — without a human in the loop. Connect in 60 seconds.

No credit card required1 inbox free forever
app.emailwarmer.io/mailboxes
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Everything you need for perfect deliverability

A complete suite of tools to warm, test, monitor, and protect your sender reputation.

AI Warmup Engine

Unique AI-generated multi-turn conversations that look and feel like real emails. No templates, no patterns.

Inbox Placement Testing

Test deliverability across 15+ providers in real-time. Know exactly where your emails land — inbox, spam, or promotions.

DNS Health Audit

Comprehensive SPF, DKIM, DMARC, MX, and BIMI checks with copy-paste fix recommendations.

Blacklist Monitoring

Continuous scanning across 70+ RBLs. Get instant alerts and step-by-step delisting instructions.

AI Copilot

Ask questions about your deliverability in plain English. Get AI-powered diagnostics and one-click fixes.

Adaptive Controller

ML-driven warmup that adjusts volume and timing based on live reputation signals. No manual tuning.

Up and running in minutes

Four simple steps from cold domain to warm inbox.

01

Connect

One-click OAuth for Gmail and Microsoft 365, or enter SMTP/IMAP credentials. Takes under 60 seconds.

02

Audit

We instantly check your SPF, DKIM, DMARC, MX records and scan 70+ blacklists. Fix issues before warming.

03

Warm

AI generates unique conversations with our curated inbox pool. Volume ramps adaptively based on reputation signals.

04

Monitor

Track your reputation score, inbox placement rates, and get AI-powered recommendations to maintain peak deliverability.

EmailWarmer.io vs. the rest

More features, better AI, lower price. See how we compare.

FeatureEmailWarmer.ioMailreachInstantlyLemwarm
Price (5 mailboxes)$19/mo$125/mo$150/mo$145/mo
Free tier
AI-generated contentMulti-turn AITemplatesGPT basicTemplates
Inbox placement testsIncludedExtra $Extra $
DNS monitoring
Blacklist monitoring70+ RBLsBasic
AI Copilot
Browser engagement
Adaptive controllerML-drivenFixed curveFixed curveFixed curve

Simple, transparent pricing

Start free. Upgrade when you need more. No hidden fees.

Free

$0

Free forever

  • 1 mailbox
  • 20 warmup emails/day
  • 1 placement test/week
  • Basic DNS checks
  • AI Copilot (10 msgs/day)
  • Community support
Get Started

Starter

$19/mo
  • 5 mailboxes
  • 100 warmup emails/day per inbox
  • 20 placement tests/month
  • Full DNS & blacklist monitoring
  • Unlimited AI Copilot
  • Email support
Start Free Trial
Most popular

Pro

$49/mo
  • 25 mailboxes
  • 200 warmup emails/day per inbox
  • 100 placement tests/month
  • Full DNS + Google Postmaster
  • Unlimited AI Copilot (priority)
  • Read-only API access
  • Priority support
Start Free Trial

Agency

$149/mo
  • Unlimited mailboxes
  • 200 warmup emails/day per inbox
  • 500 placement tests/month
  • White-label dashboard
  • Custom AI personas
  • Full API access
  • Multi-client workspaces
  • Dedicated support
Start Free Trial

Trusted by 2,000+ senders

Join teams that care about deliverability.

Our Gmail inbox placement went from 62% to 94% in three weeks. The AI Copilot caught a DMARC issue we'd missed for months.

Jordan Mitchell

Sales Lead, TechScale

We manage 80+ client mailboxes. The agency dashboard and white-label features are a game-changer. Cut our warmup costs by 70%.

Priya Sharma

Founder, GrowthOps Agency

The placement tests alone are worth it. We can test every campaign template before sending and see exactly which providers flag it.

Marcus Chen

Head of Outreach, RecruitFlow

Integrates with your stack

Google WorkspaceMicrosoft 365Zoho MailInstantlySmartleadLemlistStripeSlack

Frequently asked questions

Everything you need to know about EmailWarmer.io

Start warming your inbox in 60 seconds

Connect your mailbox, let AI handle the rest. No credit card required, one inbox free forever.