The 11 best marketing · automation under $500/mo

The best provider in the Top 11 HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026 priced under $500/mo is Omnisend at $16/mo.

Why this answer

Filtered to entries whose published ceiling price (max published price band) is at or below $500/mo. Sorted cheapest first.

Showing all 4 matches. Top 11 publishes whatever the data supports — we don’t pad lists. See the full ranked HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026.

  1. #1Omnisend(rank #10 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    $16+/mo

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

    Full Omnisend review · Compare: Omnisend vs Mailchimp · Alternatives

  2. #2Mailchimp(rank #8 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    $20+/mo

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

    Full Mailchimp review · Alternatives

  3. #3ActiveCampaign(rank #2 in HubSpot vs ActiveCampaign vs Klaviyo: 11 Best Marketing Automation Software 2026)

    $29+/mo

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

    Full ActiveCampaign review · Alternatives

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

    $97+/mo

    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 .