Shopify App Comparison 2026

FoxKit AIO Upsell Cross-sell

4.9370 reviews
VS

SpurIT Upsell Email Marketing

4.510 reviews

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

All-in-one upsell and cross-sell toolkit with bundles, volume discounts, countdown timers, and more.

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Key Features

  • All-in-one toolkit combining bundles, upsells, cross-sells, and sales-boosting widgets
  • Countdown timers, stock scarcity alerts, and social proof notifications to drive urgency
  • Volume discount and quantity break tables with customizable tier structures
  • In-page and pop-up cross-sell recommendations on product and cart pages
  • Lightweight codebase that minimizes impact on store loading speed despite feature breadth

Verdict on FoxKit

FoxKit is the Swiss Army knife of Shopify upsell apps. If you want to avoid installing separate apps for bundles, countdown timers, stock alerts, and social proof, FoxKit consolidates everything into one clean package. The trade-off is that individual features may not be as deep as specialized apps, but for most stores the breadth and convenience far outweigh that limitation. It is an excellent choice for merchants who value simplicity and speed.

Automate upsell emails after purchase to drive repeat sales with minimal marketing effort.

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Key Features

  • Automatic upsell emails sent after purchase with relevant product suggestions
  • Purchase-based notifications targeting products related to previous orders
  • Instant statistics and reports to optimize email campaigns
  • Fully customizable email design and templates
  • Configurable time intervals between purchase and email delivery

Verdict on SpurIT

SpurIT is one of the oldest Shopify upsell apps (since 2013) and offers completely free post-purchase email upselling. The approach of sending targeted product suggestions after purchase is proven to drive repeat sales. At 4.5 stars with 10 reviews, it is solid if not spectacular. Great as a free addition to any upsell stack.

Frequently Asked Questions

Can FoxKit replace multiple apps on my store?

Yes, FoxKit is designed to replace separate apps for bundles, countdown timers, stock alerts, size charts, and social proof notifications. Most merchants can uninstall 2-4 apps after switching to FoxKit, improving store performance and reducing monthly costs.

Does FoxKit slow down my store?

No, FoxKit is built with a lightweight codebase that loads features asynchronously. Despite its wide feature set, the app has minimal impact on page speed, which is a key advantage over running multiple separate apps.

What are pop-up impressions?

Pop-up impressions are counted each time a FoxKit pop-up widget (such as a cross-sell offer, countdown timer, or stock alert) is displayed to a visitor. The free plan includes limited impressions, with higher tiers offering 30,000 to unlimited impressions per month.

How does post-purchase email upselling work?

After a customer completes an order, the app automatically sends an email featuring products related to their purchase. You can set the timing (2 weeks, 1 month, etc.) to find the optimal delivery window.