Shopify App Comparison 2026

Omnisend Email Marketing & SMS

4.72,937 reviews
VS

SendWILL Popup Email Marketing

4.97,134 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Omnisend and SendWILL Popup Email Marketing to find the best fit for your store.

All-in-one email and SMS marketing with pre-built automations designed to drive ecommerce sales.

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Key Features

  • Pre-built ecommerce automation workflows for cart recovery, welcome series, and browse abandonment
  • Drag-and-drop email builder with product picker and dynamic discount blocks
  • Combined email, SMS, and web push notifications in one platform
  • Advanced segmentation with over 500 data points from your Shopify store
  • Campaign and automation performance reporting with revenue attribution

Verdict on Omnisend

Omnisend is the best all-around email and SMS platform for Shopify merchants who want powerful automations without complexity. Its pre-built workflows are genuinely effective out of the box, and the ecommerce-specific email builder sets it apart from generic tools. The free plan is competitive, and the Standard plan offers excellent value for growing stores.

Grow your email list fast with beautiful popups, spin wheels, and smart email capture forms.

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Key Features

  • Spin-to-win gamified popups that boost email capture rates
  • Exit-intent and scroll-triggered popup display rules
  • Seamless integration with Klaviyo, Mailchimp, Omnisend, and other platforms
  • Mobile-responsive popup designs with drag-and-drop customization
  • Built-in email and SMS subscriber collection with discount code delivery

Verdict on SendWILL

SendWILL is the best free popup and list-building tool on Shopify, and its 4.9 rating across 7,000+ reviews speaks volumes. If your primary goal is growing your email list quickly, this app delivers with gamified popups, smart triggers, and zero cost. It pairs perfectly with a dedicated email platform like Klaviyo or Omnisend for a powerful marketing stack.

Frequently Asked Questions

Does Omnisend work well with Shopify?

Yes, Omnisend has a deep one-click Shopify integration that syncs products, orders, and customer data automatically. It is one of the most popular email marketing apps on the Shopify App Store.

What makes Omnisend different from other email tools?

Omnisend is built specifically for ecommerce, not general marketing. Its email builder includes product pickers, scratch cards, and discount blocks, and its pre-built automation workflows are tailored for online store use cases.

Can I use Omnisend for free?

Yes, the free plan includes up to 250 contacts, 500 emails per month, 60 SMS, 500 web push notifications, and access to all pre-built automation workflows.

Is SendWILL really free?

Yes, the free plan includes unlimited popups, impressions, spin-to-win wheels, and integrations with major email platforms. The Premium plan at $22/month adds branding removal and advanced targeting.

Does SendWILL send emails or just collect subscribers?

SendWILL focuses on collecting email and SMS subscribers through popups and forms. To send email campaigns, you need a separate platform like Klaviyo, Omnisend, or Mailchimp.

Can I connect SendWILL to Klaviyo?

Yes, SendWILL integrates directly with Klaviyo, Mailchimp, Omnisend, and many other email marketing platforms. Subscribers captured through popups sync automatically to your email lists.