Klaviyo alternatives
12 email marketing tools compared on data from stores OngoingAI observes — including 55,533 running Klaviyo. Adoption, platform split and growth, not vendor claims.
| Alternative | Stores observed | 30d net | Primary platform | Overlap | Rating | Pricing |
|---|---|---|---|---|---|---|
 Mailchimp Email SMS Marketing | 20,810 | -41 | Shopify | 4% | 4.8 | Free plan available |
 Omnisend Email Marketing & SMS | 8,832 | +15 | Shopify | 2% | 4.7 | Free to install |
 ActiveCampaign Marketing | 848 | +28 | WooCommerce | 0% | 4.5 | Free trial available |
 Attentive: AI‑led Email &SMS | 2,273 | -20 | Shopify | 3% | 4.7 | Free to install |
 Brevo PushOwl: Email,Push,SMS | 628 | -5 | Shopify | 1% | 4.9 | Free plan available |
| Brevo | 3,999 | +147 | WooCommerce | 0% | — | — |
 MailerLite | 2,191 | +112 | WooCommerce | 0% | — | — |
| Kit (ConvertKit) | 364 | +6 | WooCommerce | 0% | — | — |
 Listrak: Email, SMS & Identity | 35 | — | Shopify | 0% | 5.0 | Free to install |
 HubSpot | 3,468 | +34 | WooCommerce | 1% | — | — |
 Flashy: Flash Sale Scheduler | 332 | +2 | Shopify | 0% | — | Free plan available |
 Postscript SMS Marketing | 3,042 | +2 | Shopify | 2% | 4.7 | Free to install |
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Frequently asked questions
Ranked by observed store adoption, the most widely used Klaviyo alternatives are Mailchimp Email SMS Marketing, Omnisend Email Marketing & SMS, Brevo, HubSpot.
Mailchimp Email SMS Marketing is the most widely adopted Klaviyo alternative we track — observed on 20,810 ecommerce stores, versus 55,533 running Klaviyo.
Brevo gained the most confirmed installs over the last 30 days among the alternatives we track (+147 net confirmed stores).
Brevo PushOwl holds the highest rating among well-reviewed alternatives — 4.9 out of 5 across 2,230 reviews.
Mailchimp Email SMS Marketing, Omnisend Email Marketing & SMS, ActiveCampaign Marketing advertise a free plan or free tier.