Side-by-side comparison

CustomFit AI A/B Testing & CRO vs Essential Free Shipping Upsellfor Shopify (2026)

A detailed comparison of CustomFit AI A/B Testing & CRO and Essential Free Shipping Upsell to help you pick the right Shopify app for your store.

5.0 ★

CustomFit AI A/B Testing & CRO

5.0 ★

Essential Free Shipping Upsell

Shared Category

Upsell and cross-sell

At a Glance

5.0

14 reviews

5.0

438 reviews

No-code A/B Testing and Website Personalization CRO platform built for marketers

5.0

14 reviews

AI Conversion Optimization: Leverage Machine Learning to optimize conversions
No code, A/B Testing, Split URL testing, Theme A/B testing, and A/B/N testing
Easy to use No code visual editor to personalize product pages & landing pages
Add new blocks like Video Reels, Recently Viewed items, and more via drag-n-drop
SEO-friendly with fast performance and a flicker-free experience.

Increase Profits, AOV & Sales With A Free Shipping Progress Bar Cart Goal and Cart Upsell.

5.0

438 reviews

Placed Anywhere: product page, cart page, cart drawer, or as an announcement bar
Boosts Average Order Value: add product upsells, cross-sells & cart upsell.
Revenue-Oriented: track additional revenue generated by free shipping bar.
Highly Customisable: customise cart goal progress bar or use pre-made styles.
Extras: translations, different currencies and Online Store 2.0 themes support.

FixMyStore

Run audits for SEO, CRO, PageSpeed, and AI visibility. Get a clear report and actionable fixes.