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Klaviyo vs Omnisend: Email Marketing Comparison (2026)

Klaviyo and Omnisend both offer free tiers for email marketing. Klaviyo includes SMS marketing in its free plan, while Omnisend focuses on email and web push notifications.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask email marketing questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Klaviyo leads overall — 44% cited vs Omnisend 0% across 108 probes.
ChatGPT
KlaviyoLeads
12 / 12 probes
100%
Excellent
Omnisend
0 / 12 probes
0%
Invisible
Perplexity
KlaviyoLeads
1 / 12 probes
8%
Below average
Omnisend
0 / 12 probes
0%
Invisible
Gemini
KlaviyoLeads
1 / 12 probes
8%
Below average
Omnisend
0 / 12 probes
0%
Invisible
Claude
KlaviyoLeads
10 / 12 probes
83%
Excellent
Omnisend
0 / 12 probes
0%
Invisible
Copilot
Klaviyo
0 / 6 probes
0%
Invisible
Omnisend
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Klaviyo
Starting price
$0/month
Free tier
Yes
klaviyo.com ↗
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Omnisend
Starting price
$0/mo
Free tier
Yes
omnisend.com ↗
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Key Features

Klaviyo
  • ✓Up to 250 active profiles
  • ✓500 emails/month
  • ✓150 mobile message credits
  • ✓Basic email templates
  • ✓Drag-and-drop email editor
  • ✓Built-in reporting
  • ✓Email support for 60 days
  • ✓Marketing automation
Omnisend
  • ✓Send up to 500 emails per month
  • ✓Unlimited web push notifications
  • ✓24/7 support
  • ✓Free migration included

When to choose Klaviyo

Klaviyo is suitable for users who need a free plan with SMS marketing capabilities and pre-built marketing automation. It provides basic email templates and a drag-and-drop editor.

When to choose Omnisend

Omnisend is suitable for users who prioritize 24/7 support and unlimited web push notifications in their free plan. It also offers free migration and strong e-commerce integrations like Shopify, WooCommerce, and BigCommerce.

Frequently Asked Questions

What are the key differences in the free tiers of Klaviyo and Omnisend?
Klaviyo's free tier includes up to 250 active profiles, 500 emails/month, 150 mobile message credits, basic email templates, a drag-and-drop email editor, built-in reporting, email support for 60 days, and marketing automation. Omnisend's free tier allows up to 500 emails per month, unlimited web push notifications, and 24/7 support. Omnisend also offers free migration.
Do both Klaviyo and Omnisend offer SMS marketing in their free plans?
Klaviyo's free tier includes 150 mobile message credits for SMS marketing. Omnisend's free tier does not explicitly list SMS marketing, but its key features include unlimited web push notifications.
What kind of support is offered in the free plans?
Klaviyo's free plan includes email support for 60 days. Omnisend's free plan offers 24/7 support.
Which platform is better for e-commerce businesses?
Omnisend lists integrations with e-commerce platforms like Shopify, WooCommerce, WordPress, and BigCommerce, and offers free migration. Klaviyo does not explicitly list e-commerce integrations in the provided features, but offers marketing automation.

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