MailOptimal

MailOptimal combines lead discovery, email sending infrastructure, AI-personalized sequences, deliverability monitoring, and a shared inbox with CRM-style pipeline in one platform. Its InfraOptimal product provides mailboxes on dedicated IPs starting at $1.00 per mailbox, with SPF, DKIM, DMARC, and reverse DNS configured for the user. The page states that unlimited warmup, placement tests, and reputation monitoring are included, and that the Lead Finder offers access to 700M+ verified B2B contacts with 25+ filters. Phone Finder provides verified mobile and direct-dial numbers. The page also states that users can connect existing Google Workspace or Microsoft 365 accounts. A 14-day free trial is offered, and the page lists customer testimonials and review ratings.

Key features

• AI-personalized email sequences with multi-step follow-ups that pause on reply
• Unlimited mailboxes for sending outreach
• Unlimited warmup, inbox placement tests, and reputation monitoring
• Shared unified inbox (Unibox) with built-in pipeline, tagging, and notes
• Lead Finder with 700M+ verified B2B contacts and 25+ targeting filters
• Email finder and verification in real time
• Phone Finder for verified mobile and direct-dial numbers
• InfraOptimal dedicated-IP mailboxes with auto-configured SPF, DKIM, DMARC, MX and reverse DNS
• Connection of existing Google Workspace or Microsoft 365 accounts
• Workspaces and white-label options for agencies, as stated on the page

Best suited for

• Sales teams and SDRs running outbound email sequences
• Lead-generation agencies managing multiple clients
• Founders and solopreneurs handling prospecting in one platform
• Recruiters sourcing candidates with verified contact data

Pricing

InfraOptimal mailboxes start at $1.00 per mailbox per month on a dedicated IP, with a 10 mailbox minimum. Google Workspace and Microsoft 365 mailboxes are listed at $4.00 per mailbox per month. Phone Finder and lead credits start at $29 per month for 2,000 credits. A 14-day free trial is offered. Other plan details are not stated on the website.