Start sending 10,000+ cold emails a day for a fraction of the price

Upgrade your cold-email infrastructure with Microsoft inboxes, sending up to 500 emails a day per domain.

Discover How Microsoft Inboxes Upgrade Your Email Infrastructure

100+
Active Users
10K+
Inboxes Set up
10M+
Emails sent
95%
Deliverability Rates
Graph showing total emails sent count

Inboxes Built for Scale

Triple your sending volume while saving money on
infrastructure costs at the same time.

Inboxes built on top of Microsoft's backend, ensuring best-in-class quality and deliverability.

Each domain can host 100 inboxes and handle up to 500 emails a day.

Less domains and more inboxes means you save up to 50% on monthly costs vs traditional setups.

Infrastructure that actually works

Stop losing deals to misconfigured infrastructure and spam folders. Our inboxes follow industry-standard authentication and provide best-in-class deliverability to ensure maximum ROI for our clients.

Authentication

Pre-configured SPF, DKIM and DMARC.

Deliverability

Our inboxes consistently see a 95%+ deliverability rate.

Chart displaying email warmup scores
Visualization of total inboxes count

Fully Automated Setup

Stop wasting days on a complicated manual and deeply technical setup process. Let our team automate the process for you.

No expertise needed.

0% chance of human error.

No need for constant maintenance.

Simple Pricing Structure

Traditional Setups

Other providers:

3$+ per inbox

1 domain for every 3 inbox

Less than 100 emails a day per domain

2-3 week warmup phase

Complicated technical setup

Constant maintenance

Inboxers.io

$50

/ month per domain
Better deliverability and more volume for a fraction of the cost.

What’s included

0.5$ per inbox

100 inboxes per domain

500 emails a day per domain

15,000 emails a month sending volume

3-5 day warmup phase

Done-for-you technical setup

24/7 maintenance

Save up to 50% on costs vs traditional setups

Frequently Asked Questions

What is the deliverability?
Does 100 inboxes per domain hurt deliverability?
Do you supply domains?
Where can I purchase domains?
Is there a setup fee?
Why is warmup only 3-5 days?
How am I saving 50% or more on costs?
Do you have bulk pricing?
How do I get started?

What Clients Say About Our Business

Kathryn Murphy
CMO

"The automation saved us countless hours. What used to take days of complicated manual setup is now fully automated."

Bessie Cooper
CEO

"Our campaigns reach inboxes consistently now. We've seen our response rates jump by 250% since switching."

Eleanor Pena
VP of Marketing

"Inbox placement went from inconsistent to reliable overnight. We're now maintaining 97.3% deliverability across all campaigns."

Jacob Jones
Head of Demand Generation

"We've scaled our outreach 10x without sacrificing quality. The system handles volume effortlessly and we cut costs by 5x."

Dianne Russell
Founder

"Finally found an infrastructure that grows with us. No more technical headaches or deliverability concerns."

Savannah Nguyen
Head of Sales

"Before, our monthly targets were hit-or-miss. After switching over, our calendars are consistently full of meetings."

Take Charge of Your Email Infrastructure Today!

Scale your business with powerful inboxes.