Top 11 GDPR-compliant marketing · automation

HubSpot is the highest-ranked Top 11 HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026 provider holding GDPR compliance.

Why this answer

Filtered to entries that publicly document GDPR compliance (in their security page, trust center, or marketing collateral). "In progress" claims do not qualify.

Showing the top 11 of 11+ screened. Methodology at /methodology.

  1. #1HubSpot(rank #1 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, CCPA

    The best all-in-one platform with an exceptional CRM and user experience, ideal for scaling businesses.

    Full HubSpot review · Compare: HubSpot vs ActiveCampaign · Alternatives

  2. #2ActiveCampaign(rank #2 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, CCPA

    Unmatched automation power and flexibility at a competitive price point, perfect for sophisticated SMB marketers.

    Full ActiveCampaign review · Alternatives

  3. #3Klaviyo(rank #3 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, CCPA, TCPA

    The gold standard for e-commerce, with deep data integration and powerful segmentation for online stores.

    Full Klaviyo review · Alternatives

  4. #4Adobe Marketo Engage(rank #4 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, CCPA, FedRAMP

    An incredibly powerful and customizable enterprise platform, but with a steep learning curve and high price.

    Full Adobe Marketo Engage review · Alternatives

  5. #5Salesforce Marketing Cloud Account Engagement (Pardot)(rank #5 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, CCPA, HIPAA

    The best choice for B2B teams on Salesforce, offering unmatched CRM integration for sales alignment.

    Full Salesforce Marketing Cloud Account Engagement (Pardot) review · Alternatives

  6. #6Customer.io(rank #6 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, CCPA, SOC 2

    A flexible, API-first platform for tech companies to automate messaging based on user behavior.

    Full Customer.io review · Alternatives

  7. #7GetResponse(rank #7 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR

    A budget-friendly, feature-rich platform including unique tools like webinar hosting for small businesses.

    Full GetResponse review · Alternatives

  8. #8Mailchimp(rank #8 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, CCPA

    The easiest platform to get started with, perfect for beginners graduating from simple email marketing.

    Full Mailchimp review · Alternatives

  9. #9Brevo (formerly Sendinblue)(rank #9 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR

    An excellent value proposition, bundling automation with chat, SMS, and a generous free tier.

    Full Brevo (formerly Sendinblue) review · Alternatives

  10. #10Omnisend(rank #10 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, TCPA

    A strong e-commerce platform that excels at integrating SMS and push notifications into automated workflows.

    Full Omnisend review · Alternatives

  11. #11GoHighLevel(rank #11 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    GDPR, HIPAA

    A unique, agency-focused platform that can be white-labeled and resold to multiple clients.

    Full GoHighLevel review · Alternatives

Methodology: /methodology · No paid placement ever · Verified .