Multi-Inbox Cold Email Platform

Send cold emails that actually reach the inbox.

Rotate senders, automate personalized follow-ups, and manage all your replies in one shared inbox without landing in the spam folder.

Live EngineOperational
Maven Mailer Live Console & Deliverability Radar

Works seamlessly with your existing email accounts & providers

Google WorkspaceMicrosoft 365 & OutlookZoho MailAmazon SESSendGrid & MailgunCustom SMTP & IMAP
How It Works

Start reaching prospects in 3 simple steps

From connecting your mailboxes to booking meetings with your leads.

1Connect Accounts

Add your email inboxes

Connect your Google Workspace, Microsoft 365, or Zoho mailboxes in seconds. Our built-in health check verifies SPF, DKIM, and DMARC before sending.

Compatible with all major email providers
Instant deliverability verification
2Write Sequence

Create personalized follow-ups

Set up automated follow-ups that feel personal and authentic. Use merge tags and variations so every email reads like a 1-on-1 note.

Dynamic merge variables & spintax
Pre-send spam word check
3Manage Replies

Rotate senders & catch replies

Emails are rotated across all your mailboxes to protect sender reputation. When a prospect replies, follow-ups pause automatically.

Follow-ups pause instantly on reply
Unified shared inbox for all accounts
Sender Account Management

Scale volume safely with multi-mailbox rotation

Distribute your sending across unlimited Google Workspace, Microsoft 365, Zoho, and custom SMTP accounts. Automated daily limits and cooling-down triggers protect your domain reputation.

Automatic Provider Detection: Connect Google Workspace, Microsoft 365, and SES without manual port settings.
Daily Quotas & Cooldown: Enforce strict per-account sending limits to keep mailboxes well below spam radar.
Live Health Checks: Instant 1-click test dispatch to verify SMTP and IMAP credentials anytime.
app.mavenmailer.com/senders
Multi-Account Rotation
Maven Mailer Senders Management
app.mavenmailer.com/campaigns
25 Active Sequences
Maven Mailer Sequences Management
Campaign Sequences

Track active sequences and replies in real time

Build personalized multi-step follow-ups with customizable sending windows. Track progress, deliverability scores, and open/reply metrics across thousands of prospects at a glance.

Automated Follow-Up Delays: Schedule follow-ups with custom delays in days or hours.
Real-Time Deliverability Scores: Live health rating per campaign with instant duplicate filtering.
Automatic Reply Detection: Sequences pause instantly when a prospect responds.
Unified Shared Inbox

Manage every prospect reply in one place

Stop switching between dozens of email accounts. Every prospect response across Google Workspace, Microsoft 365, and Zoho arrives in one synchronized inbox.

Full Conversation Context: Review the exact pitch and previous emails before replying.
Instant Auto-Pause: Follow-up sequences halt automatically the moment a prospect replies.
Direct In-App Reply: Send responses immediately using the matching sender mailbox.
app.mavenmailer.com/inbox
Real-time IMAP Sync
Maven Mailer Master Shared Inbox
app.mavenmailer.com/domains
SPF • DKIM • DMARC Verified
Maven Mailer Universal DNS Inspector
Domain Deliverability

Verify your domains before sending a single email

Protect your sender reputation before launching cold sequences. Our automated inspector checks SPF, DKIM, and DMARC across root nameservers to catch configuration errors early.

Zero SPF Conflicts: Detects duplicate or conflicting SPF records that cause silent inbox drops.
Multi-Provider Verification: Checks Google Workspace, Microsoft 365, Zoho, and SES in parallel.
1-Click DNS Presets: Pre-configured DNS entries ready to copy directly into your domain registrar.
Personalization

Dynamic Spintax & Spam Checker

Generate unique variations per recipient and verify copy safety before sending.

Insert:
Inbox Score:
98%
Email TemplateSpintax Syntax
Subject:{Quick question|Brief note} for {{company}}
0 spam words found • Copy is clean
Resolved Output Rendered
To: Jordan Hayes (Stripe)
alex@mavenpeaksol.com
""
Variation Uniqueness96%
Inbox Placement Benchmark98%
Outreach Calculator

Estimate Monthly Reach & Replies

Simulate volume and replies based on your connected mailboxes.

Presets:
Connected Mailboxes12 mailboxes
1 account25 accounts50 accounts
Daily Volume per Mailbox120 emails/day
20 emails120 emails250 emails
Target Reply Rate12% replies
2%12%25%
Monthly Projection (22 Days)Simulated
Monthly Sends31,680
Inbound Replies (12%)3,802
Booked Calls (~16% of replies)~608
Daily Throttled Load (Mon - Fri Distribution)
1224
Mon
1440
Tue
1440
Wed
1368
Thu
1080
Fri
FAQ & Knowledge Base

Frequently Asked Questions

Clear answers about mailbox rotation, automated sequences, and deliverability protection.

Filter by Topic
Need DNS or setup guidance?

Run our universal inspector across your domain to verify SPF, DKIM, and DMARC presets in seconds.

Audit Domain DNS Health
Instead of blasting high volume from a single account, outbound sends are distributed evenly across multiple connected mailboxes in round-robin order. Each inbox stays well below spam thresholds (30-50 emails/day), protecting your domain reputation and maintaining 99%+ primary inbox placement.
Get Started

Ready to scale cold outreach?

Connect mailboxes, build multi-step sequences, and reach primary inboxes.

Maven MailerMaven Mailer• Cold email outreach platform
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Built for modern outbound sales & growth teams