📈 SEO & Marketing · Paid

Seventh Sense

AI email optimization — personalized send times for HubSpot and Marketo

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About Seventh Sense

Seventh Sense is an AI-powered email optimization platform built exclusively for HubSpot and Marketo. It personalizes send times for each individual contact based on their engagement patterns, automatically manages audience health by suppressing less-engaged contacts, and provides deep email analytics that uncover insights other platforms miss. Teams report open rate improvements from 4-5% to 18-37%.

Updated 6/24/2026

Key Features

  • Personalized Send Time Optimization — AI delivers each email at the precise time each individual recipient is most likely to engage
  • Contact Engagement Management — Automatically identifies and suppresses less-engaged contacts to protect deliverability
  • Engagement Probability Scoring — AI scores each contact's likelihood of engaging and adjusts sending accordingly
  • Deep Email Analytics — Uncovers hidden insights about email performance that CRMs and ESPs don't provide
  • HubSpot Integration — Native integration with HubSpot, 5-star rated on HubSpot Marketplace
  • Marketo Integration — Native integration with Adobe Marketo Engage
  • Audience Health Management — Automatic list hygiene to maintain sender reputation and deliverability
  • Behavioral Profiling — AI builds individual behavioral profiles based on historical open and click patterns
  • ROI Calculator — Built-in tools to measure the financial return of email marketing investments
  • Enterprise Scalability — Handles databases from 5,000 to 150,000+ contacts with custom enterprise plans

Pricing Structure

  • HubSpot Business — $80/month — For HubSpot Business tier, up to 5,000 contacts, send time optimization, engagement management, analytics.
  • HubSpot Professional — Custom — For HubSpot Professional tier, larger databases, advanced features, priority support.
  • Marketo — Custom — For Marketo users, contact-based pricing, full feature set, enterprise support.
  • Enterprise — Custom — 150K+ contacts, custom pricing, dedicated CSM, SLA, advanced security.

See current plans at Seventh Sense.

Why People Use It

Seventh Sense is the only tool that personalizes email send times at the individual contact level rather than blasting your entire list at once. By analyzing each contact's engagement patterns and delivering emails at their personal peak window, teams consistently report open rate improvements from 4-5% to 18-37%. For HubSpot and Marketo users with large subscriber lists, Seventh Sense delivers one of the most measurable ROI improvements in email marketing.

See Seventh Sense in Action

Seventh Sense screenshot

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