Inbox automation · Deliverability · Replies

Turn cold email into warm conversations — automatically

Personalized sequences, deliverability protection, and a shared inbox — all in one fast workflow so your team closes more deals.

87% Average Open Rate
23% Average Reply Rate
5.2% Average Conversion Rate
300+ Happy Customers

Everything you need for successful outreach

Campaign Automation

Create personalized email sequences that send automatically.

Inbox Warmup

Gradually increase sending volume to protect your reputation.

Shared Inbox

Manage all replies in one place with your team.

Email Rotation

Distribute sends across multiple inboxes for better delivery.

CRM Integrations

Connect with your favorite tools like HubSpot and Pipedrive.

Analytics & A/B Testing

Track opens, clicks, replies and optimize performance.

Powerful features designed for results

Smart Sequence Automation

Create multi-step email sequences that automatically send based on prospect behavior and engagement.

  • Personalize emails with dynamic variables
  • Set conditions based on opens, clicks, and replies
  • Automatic follow-ups with customizable delays
  • A/B test subject lines and content
Explore automation features
[Sequence Automation Visualization]

Advanced Deliverability Tools

Ensure your emails reach the inbox with our comprehensive deliverability suite.

  • Automated inbox warmup process
  • Email rotation across multiple accounts
  • SPF, DKIM, and DMARC configuration assistance
  • Real-time spam score analysis
Learn about deliverability
[Deliverability Dashboard Visualization]

Unified Team Inbox

Manage all prospect responses in one place with powerful collaboration tools.

  • Assign conversations to team members
  • Internal notes and @mentions
  • Response templates and snippets
  • Performance tracking per team member
Discover team features
[Team Inbox Visualization]

How InboxBox works

1

Connect inbox & upload list

Connect your email accounts and import your lead list in seconds.

2

Personalize sequence & schedule

Create personalized email sequences with our easy-to-use editor.

3

Manage replies & close deals

Handle all responses in our shared inbox and track conversions.

Perfect for teams of all sizes

Sales Teams
Marketing Agencies
Startups
Enterprise

Accelerate sales outreach

Sales teams use InboxBox to automate their prospecting while maintaining personalization at scale. Our shared inbox ensures no lead falls through the cracks, and detailed analytics help optimize outreach strategies.

  • Automate follow-ups without losing personal touch
  • Assign leads to reps based on territory or specialty
  • Track performance with rep-level analytics
  • Integrate with your CRM for seamless workflow

Scale client campaigns

Marketing agencies manage multiple client accounts with ease using InboxBox. Separate inboxes for each client, white-labeled reporting, and bulk campaign management make agency workflows efficient.

  • Manage multiple client accounts in one dashboard
  • White-labeled reports for client presentations
  • Scale campaigns across different industries
  • Track ROI per client and campaign

Grow your user base

Startups use InboxBox to drive user acquisition from day one. Our deliverability features ensure even new domains maintain good sender reputation, and our simple interface means no training required.

  • Warm up new domains quickly and safely
  • Simple interface for non-technical founders
  • Affordable pricing that scales with your growth
  • Integrate with your favorite tools via Zapier

Enterprise-grade outreach

Large organizations rely on InboxBox for secure, scalable outreach with advanced compliance features. Role-based access controls, audit logs, and custom domain configurations meet enterprise requirements.

  • Role-based permissions and access controls
  • Advanced compliance and data security
  • Dedicated IP options for sending
  • Custom domain configurations

Loved by sales teams

"

InboxBox transformed our outreach. We've seen a 3x increase in qualified meetings since switching — and the shared inbox saved our team hours every week.

SJ
Sarah Johnson
VP Sales, TechStart Inc
"

The deliverability features alone are worth it. Our emails actually reach the inbox now — open rates climbed dramatically within weeks.

MC
Michael Chen
Growth Lead, SaaSBox
"

Finally, a tool that combines automation with a shared inbox. Our team collaboration is seamless and handoffs are easy to track.

JW
Jessica Williams
CEO, AgencyPlus
"

Automation + deliverability checks = more meetings and fewer bounces. The analytics helped us iterate subject lines quickly.

AL
Alex Lee
Head of Growth, SalesLoop
"

The team inbox feature revolutionized how we handle responses. We've cut our response time from hours to minutes.

RK
Ryan Kim
Marketing Director, GrowthGurus

Works with your stack

Connect InboxBox with your favorite tools to create a seamless workflow.

Gmail & G Suite
Connect multiple Gmail accounts with OAuth security
Microsoft Outlook
Sync your Outlook accounts and calendars
HubSpot
Two-way sync with contacts, companies, and deals
Salesforce
Sync leads and opportunities with your Salesforce org
Pipedrive
Connect deals and activities with Pipedrive pipeline
Zapier
Connect with 3000+ apps through Zapier integration
Slack
Get notifications and alerts directly in Slack
API Access
Build custom integrations with our REST API
View all integrations

Ready to transform your outreach?

Join thousands of teams using InboxBox to convert more leads with less effort.

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