The 10 Best Essential Upsell & Cross Sell Apps for Shopify

The top 10 apps merchants see when they search the Shopify App Store for essential upsell & cross sell, in the exact order the store ranks them. Only Shopify's organic ranking is shown, never sponsored ads.

Updated September 8, 2026 · Organic ranking

Maintained by Rankbase, built by a Shopify app developer

Where an offer sits decides what it is allowed to do, and the rules get stricter the further along the customer is. On the product page and in the cart, an offer is just an addition to the cart. On the checkout page itself, an extension can still change cart lines directly. Once payment is taken, that stops: Shopify documents that write access is not available on thank-you page targets because the order is complete.

So the familiar "add this before you go" screen after payment is not an ordinary page block. It is a separate post-purchase extension that appears after the order is confirmed and before the thank-you page, it depends on the customer's payment method already being stored, and it comes with real constraints: access has to be requested from Shopify, there is a cap on accepted offers per checkout, a minimum order value, it is online store only, and it does not appear on local delivery orders. Two listings using the same phrase can therefore mean quite different things.

1

Essential Upsell & Cross Sell

★ 5.0 (2,374 reviews) · Free plan available

Lift AOV with Frequently Bought Together Cross-sell Upsell App
Built for Shopify
2

Upsell & Cross Sell — Selleasy

★ 4.9 (2,675 reviews) · Free to install

In cart upsell, checkout upsell, product addons bundle for AOV
Built for Shopify
3

Fly Upsell & Cross Sell

★ 4.9 (613 reviews) · Free plan available

Boost AOV with bundles, quantity breaks & upsells
Built for Shopify
4

Essent Cart Drawer Cart Upsell

★ 5.0 (970 reviews) · Free plan available

Lift AOV via Slide Cart Upsell, Sticky Add to Cart, Reward Bar
Built for Shopify
5

Sparrow Upsell & Cross Sell

★ 5.0 (22 reviews) · Free

Free Upsell App to Boost AOV with Cross Sell & Cart Upsell
Built for Shopify
6

AS Upsell Cross‑Sell & Bundles

★ 5.0 (14 reviews) · Free to install

Product upsell, addons, bundle, quantity break to boost AOV
Built for Shopify
7

Upsell & Cross‑Sell SmartFlow

★ 5.0 (23 reviews) · Free

Boost post-purchase engagement with custom upsells.
8

Qikify Upsell & Cross‑sell

★ 4.8 (678 reviews) · Free plan available

Advanced upsell & cross-sell campaigns that boost AOV
Built for Shopify
9

Zap Bundles Upsell Cross Sell

★ 5.0 (32 reviews) · Free

Mix and match bundle, progress bar, cross-sell volume discount
Built for Shopify
10

Candy Rack • Upsell Cross‑sell

★ 4.9 (257 reviews) · Free plan available

AI upsell, cross-sell, quantity breaks & volume bundles.
Built for Shopify

Compare the top 3 head-to-head

All app comparisons →

What to look for in a Essential Upsell & Cross Sell app

Which surface you actually need: Product page, cart, checkout and after payment are four different products with four different sets of limits. Decide where the offer belongs for what you sell, then check that the listing genuinely reaches it rather than mentioning it.
What decides the recommendation: Hand-picked pairs are predictable and stay correct only while you maintain them. Automatic recommendations scale and occasionally suggest something silly. Look for the ability to do both, and to exclude products that should never be offered.
How the offer looks on a phone: This category adds blocks to pages that are already busy, and on mobile an offer between the cart and the checkout button is a hurdle. Judge it on a real phone with your theme, and be willing to run fewer offers.
What a post-purchase acceptance does to the order: If the offer lands after payment, ask exactly what happens: one order or two, how shipping is charged on the addition, what your fulfillment system sees, and how a refund is handled. This is where an upsell can quietly create work for your support team.
Overlap with what you already run: Recommendations, frequently bought together and bundles all appear in this grid, and several listings sell all of them. Stacking two apps that both inject offers into the cart is how a page ends up with three competing suggestions.

Frequently asked questions

Which is the best Essential Upsell & Cross Sell app for Shopify?

Based on the Shopify App Store's own organic ranking for "essential upsell & cross sell", Essential Upsell & Cross Sell currently holds the #1 spot, with a 5.0 star rating across 2,374 reviews. The best choice for your store still depends on your requirements, so compare the top results above.

How is this ranking determined?

We record the organic results merchants actually see when searching the Shopify App Store for "essential upsell & cross sell", refreshed daily. Shopify's own sponsored ("Ad") results are excluded, so positions reflect its real search ranking rather than paid promotion. Source: the Shopify App Store search results for "essential upsell & cross sell", you can verify the current ranking there yourself.

Which Essential Upsell & Cross Sell apps are Built for Shopify?

9 of the top 10 essential upsell & cross sell apps hold the Built for Shopify badge: Essential Upsell & Cross Sell, Upsell & Cross Sell — Selleasy, Fly Upsell & Cross Sell, Essent Cart Drawer Cart Upsell, Sparrow Upsell & Cross Sell and more.

What does the Built for Shopify badge mean?

Built for Shopify
Built for Shopify is the highest level of recognition Shopify awards an app. To earn the badge, an app must meet Shopify's standards for safety, performance, ease of use, and proven usefulness: it cannot slow down the admin, storefront, or checkout, must integrate seamlessly into the Shopify admin, and must demonstrate quality through installs, reviews, and ratings over time. When comparing similar apps, preferring ones with the badge is a safe default. Learn more about the Built for Shopify badge →

As of September 8, 2026, the top-ranked essential upsell & cross sell app on the Shopify App Store is Essential Upsell & Cross Sell, with a 5.0 star rating across 2,374 reviews. 9 of the top 10 carry the Built for Shopify badge, and the average rating is 5.0 stars across 7,658 reviews.

Related keyword rankings

All Essential rankings → · Browse all keywords →

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Built by Craftshift

Rankbase is made by Craftshift, a Shopify Partner building apps for product images, variants, and bulk catalog work. We built Rankbase to track the App Store rankings of our own apps first, then opened it to other developers, and this directory grew out of that work. The rankings on these pages are Shopify's own organic search results; we never edit them, including for our own apps.

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