Cold Emails That Actually Land

Mailbase helps you warm, manage, and scale email accounts safely. Hit the primary inbox, avoid spam, and close more deals.

Trusted by scaling outbound teams

Powering the best outbound teams

Scale without the spam folder

Everything you need to automate cold outreach, protect your sender reputation, and land in the primary inbox.

Automated Warm-up

Gradually increase sending volume with real human-like interactions to build a bulletproof sender reputation.

Smart Inbox Group

Distribute your campaigns across dozens of email accounts automatically. Never hit sending limits again.

Deliverability Monitoring

Real-time alerts if a domain gets blacklisted or spam rates spike, so you can pause before burning leads.

Free Email Growth Tools

Boost your outreach performance today with our free email marketing utilities.

Subject Line Generator

Generate AI-powered, highly converting subject lines tailored for cold outreach.

Email Spam Checker

Analyze your email copy to detect spam trigger words and avoid the promotions tab.

Warm-up Estimator

Calculate exactly how long it will take to safely scale a new domain to your target volume.

Simple, transparent pricing

Choose the plan that fits your outbound scale. No hidden fees, no limits on success.

Starter
$0/month
Perfect for testing the waters.
Get Started
  • 1 Connected Email Account
  • 50 Emails / day
  • Basic Automated Warm-up
  • Standard Deliverability Monitoring
  • Email Support
Most Popular
Pro
$49/month
For scaling outbound teams.
Start Free Trial
  • Up to 25 Email Accounts
  • Unlimited Emails / day
  • Advanced AI Warm-up
  • Smart Inbox Group
  • Blacklist Protection Alerts
  • AI Subject Line Optimizer
  • Priority Chat Support
Agency
$149/month
For agencies managing clients.
Contact Sales
  • Unlimited Email Accounts
  • Unlimited Everything
  • Multi-client Dashboard
  • Whitelabel Reports
  • Dedicated Account Manager
  • Custom API Access
  • SLA Guarantee

Trusted by the world's best outbound teams

See why thousands of sales leaders and founders rely on Mailbase to hit the primary inbox every single day.

"Mailbase has completely transformed our outbound operations. We were struggling with 60% open rates, but after switching and using their automated warm-up, we're consistently hitting 85%+ across all our domains. It's a game-changer for scale."

ST
Sarah JenkinsHead of Sales @ OutboundFlow

"The smartest inbox group I've ever seen. We distribute 10k emails a day across 50 accounts and never worry about hitting limits or burning domains anymore."

JY
David ChenFounder @ GrowthEngine

"Finally, a platform that actually understands deliverability. The real-time blacklisting alerts saved us thousands in lost revenue."

YF
Michael RossCOO @ LeadGen AI

"Easy to setup, powerful to use. The AI-suggested subject lines have doubled our reply rates in just 2 weeks."

RA

Alex Rivera

Growth Lead @ SaaSify

Ready to scale your outreach?

Join thousands of scaling sales teams and founders hitting the primary inbox, automatically.

Get Started for FreeBook a Demo