590 apps listed · 118 on live stores · 46,676 stores

Shopify Cart Customization Apps, Ranked by Stores Using Them

StoreRadar ranks the 590 Cart Customization apps on the Shopify App Store by the live stores that run them. 118 of them run on 46,676 stores we track, as of October 31, 2026. Essential Upsell & Cross Sell leads with 13,840.

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Updated October 31, 2026 · refreshed daily

Apps listed
590
On live stores
118
Stores we track
46,676
Free plan
61%
Cheapest plan, per month
$0.50 to $399
New in 90 days
88

The top 30 Cart Customization apps by stores we track

Store counts cover only the apps we can detect on live stores. An app marked "not tracked" can still have many users. Apps we cannot count follow, ranked by App Store reviews.

  15. Hitsy Progress Bar

    by Hitsy Apps

    652 stores we track

    ★ 4.9 (95) · Free plan · from $5.90/mo

  18. Fastrr Cart

    by Shiprocket

    484 stores we track

    ★ 4.5 (48) · from $9.99/mo

  27. Rapid Cart Drawer Cart Upsell

    by Rapid Bundle | Upsells | Cart Drawer | Subscriptions

    223 stores we track

    ★ 5.0 (83) · Free plan · from $9/mo

Find the stores that run Cart Customization apps

Open the store database filtered to the 30 apps above that we track, then buy that list as one CSV.

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Cart Customization apps by niche

The 6 niches of this category, with the top apps in each.

Cart notes and terms checkbox

26 apps in this niche

Cart upsells and reward bars

178 apps in this niche

Slide cart drawers

68 apps in this niche

Payment and shipping method rules

33 apps in this niche

Checkout branding and fields

7 apps in this niche

Shipping estimators in cart

4 apps in this niche

Other Cart Customization apps

About this data

Data source: the Shopify App Store listings of this category, and StoreRadar's own count of the live Shopify stores that run each app. Updated October 31, 2026. A store that runs two apps of this category counts once in the store total. All Shopify apps by store count

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Everything you need to know

Questions about Shopify Cart Customization apps, answered from the StoreRadar data on this page.

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How many Shopify Cart Customization apps are there?

The Shopify App Store lists 590 Cart Customization apps. StoreRadar can track 118 of them on live stores, and 118 run on at least one store we track.

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Which Cart Customization app do the most Shopify stores use?

Essential Upsell & Cross Sell is on 13,840 stores we track, more than any other Cart Customization app we can see on live stores. Apps in this category run on 46,676 stores in all.

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Do Cart Customization apps have a free plan?

61% of the 590 listed Cart Customization apps offer a free plan.

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How much does a Shopify Cart Customization app cost?

The cheapest paid plan of each Cart Customization app runs from $0.50 to $399 a month, with a median of $7.99. Usage-based and one-time charges are not counted.

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What kinds of Cart Customization apps are there?

They fall into 6 niches. The largest: Cart notes and terms checkbox (26 apps), Cart upsells and reward bars (178 apps), Slide cart drawers (68 apps), Payment and shipping method rules (33 apps), and Checkout branding and fields (7 apps).

Every Shopify store, one file.

One payment. Emails, apps and themes included.

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