Get Pre-Configured Google & Microsoft Inboxes 80% Cheaper
Scale your business using ready-to-send Inboxes, without worrying about SPF, DMARC, DKIM or Spam Issues.
Compatible Platforms
Trusted by agencies, outbound teams, and B2B companies actively sending.
Premium Email Inboxes
Skip the technical headaches and get straight to sending. Built for performance marketers who need results, not setup time.
No technical setup needed
SPF, DKIM, and warm-up all handled for you.
Plug-and-play inboxes
Ready to use in 24 hours or less.
Works with all sequencers
Smartlead, Instantly, Lemlist, and more.
Volume-ready infrastructure
Built to handle high-volume campaigns at scale.
How many Emails can you send?
See how many emails you can send per Inbox, without risking to land in Spam or getting banned.
Daily Sending Limits
For optimal deliverability, we recommend sending no more than:
Microsoft/Outlook Inboxes:
- 5 cold emails per inbox per day
- 10 warm-up emails per inbox per day
Google Workspace Inboxes:
- 10-15 cold emails per inbox per day
- 15-20 warm-up emails per inbox per day
Scaling Your Campaigns
Scale horizontally by adding more inboxes based on inbox type:
Microsoft/Outlook:
- 100 inboxes = 500 cold emails/day
- 1,000 inboxes = 5,000 cold emails/day
Google Workspace:
- 100 inboxes = 1,000-1,500 cold emails/day
- 1,000 inboxes = 10,000-15,000 cold emails/day
Enterprise-Ready Scaling
Built to handle millions of emails daily - scale to your business goals:
- Your volume = Inbox count × daily limits - no ceiling
- Customers sending 100k+ emails daily on our infrastructure
- Need 1M emails/month? Just scale your inbox count accordingly
How It Works
Get started in 4 simple steps. No technical expertise required.
Choose Plan & Checkout
Select the inbox package that suits your outbound needs.
Change Domain Nameservers
Follow our simple instructions for domain setup.
Get Inboxes in 24-72h
Receive your ready-to-use inboxes within the timeframe.
Plug into Sequencer & Start
Connect to your favorite tool and begin sending campaigns.
Simple, Pay-As-You-Grow Pricing
Save up to 70% on email costs with enterprise-grade deliverability
Starter
Perfect for freelancers and small teams
Minimum 50 inboxes
Sending capacity:
~250 cold emails/day
~7,500 cold emails/month
- Enterprise Outlook accounts
- Easy onboarding
- Plug & play setup
- Email support only
- 50 accounts per domain
Standard
For growing teams and agencies
Minimum 1,000 inboxes
Sending capacity:
~5,000 cold emails/day
~150,000 cold emails/month
- Enterprise Outlook accounts
- All Starter features
- Additional workspaces
- Priority support
- 50 accounts per domain
Enterprise
For large volume senders
Minimum 10,000 inboxes
Sending capacity:
~50,000 cold emails/day
~1,500,000 cold emails/month
- Enterprise Outlook accounts
- All Standard features
- Dedicated Slack support
- Account Manager
- 50 accounts per domain
Still Unsure? Have Questions?
Need more inboxes or have specific requirements for your business? Schedule a free consultation with our team.
What Our Clients Say
Join hundreds of satisfied customers who trust LevelInbox for their outbound campaigns.
"We send 40,000+ emails/day. Zero spam folder issues. These inboxes just work."
"Zero setup required. Delivered in hours. Our campaigns saw a 32% increase in reply rates."
"Best infrastructure we've ever plugged into. Scales with our team's growing needs."
Frequently Asked Questions
Find answers to common questions about LevelInbox's email infrastructure.
No spam issues. No tech headaches. Just inboxes that work.
Join hundreds of outbound marketers and agencies who've elevated their email campaigns with LevelInbox.
Provisioned in 24–72 hours. No tools. No hacks. Just deliverability that scales.
Get Started