Shopify App Comparison 2026

Klaviyo: Email Marketing & SMS

4.52,593 reviews
VS

Brevo PushOwl: Email Push SMS

4.81,807 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Klaviyo: and Brevo PushOwl: Email Push SMS to find the best fit for your store.

Power smarter digital relationships with email, SMS, and push marketing driven by real-time customer data.

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Key Features

  • Drag-and-drop email builder with 100+ customizable templates
  • Predictive analytics for customer lifetime value and churn risk
  • Advanced segmentation based on real-time Shopify browsing and purchase data
  • Pre-built automation flows for welcome series, abandoned cart, and post-purchase
  • Unified SMS and push notifications alongside email in a single platform

Verdict on Klaviyo:

Klaviyo is the gold standard for data-driven Shopify email marketing. Its deep Shopify integration, predictive analytics, and powerful automation flows make it ideal for growing and established stores that want to maximize revenue per subscriber. The learning curve is steeper than simpler tools, but the ROI potential is unmatched for serious ecommerce brands.

Combine email, web push notifications, and SMS in one app to recover carts and drive repeat sales.

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Key Features

  • Web push notifications for abandoned cart recovery without email addresses
  • Automated email workflows for welcome, cart abandonment, and win-back
  • SMS marketing campaigns with personalized messaging
  • Smart segmentation based on shopping behavior and engagement
  • Real-time revenue tracking and campaign performance analytics

Verdict on Brevo

Brevo PushOwl is uniquely valuable for its web push notification capabilities, which let you re-engage visitors who never gave you their email address. This makes it an excellent complement to or replacement for traditional email-only tools. The combined email, push, and SMS approach provides strong multichannel coverage, especially for stores focused on cart recovery.

Frequently Asked Questions

Is Klaviyo free for small stores?

Yes, Klaviyo offers a free plan that supports up to 250 contacts and 500 email sends per month, which is enough for many new stores to get started without any cost.

How does Klaviyo compare to Mailchimp for Shopify?

Klaviyo offers deeper native Shopify integration with real-time data sync, predictive analytics, and ecommerce-specific automations. Mailchimp is more of a general-purpose tool, while Klaviyo is built specifically for ecommerce.

Can Klaviyo handle both email and SMS marketing?

Yes, Klaviyo unifies email, SMS, and push notifications in a single platform. You can create cross-channel automations that combine all three channels based on customer behavior.

What are web push notifications?

Web push notifications are clickable messages sent directly to a visitor's browser or device, even after they leave your store. They do not require an email address, making them great for reaching anonymous visitors.

Can Brevo PushOwl replace my email marketing app?

Yes, Brevo PushOwl includes full email marketing capabilities alongside push and SMS. For many stores, it can serve as a complete multichannel marketing solution without needing a separate email tool.

Is PushOwl the same as Brevo?

PushOwl was acquired by Brevo (formerly Sendinblue) and the app now combines PushOwl's push notification expertise with Brevo's email and SMS capabilities in a single Shopify app.