All cart customization apps with features for custom css

Add a "buy now" button, sticky add to cart, or whatever else helps customers complete their purchase.

73 apps with

Custom CSS

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5.0 out of 5 stars 229 total reviews Free
Boost Sales with Slide Cart, Sticky Cart, Free Shipping Bar
Built for Shopify
4.8 out of 5 stars 971 total reviews Free plan available
Add a Slide Cart with a Free Shipping Bar & Upsell Cart Widget
Built for Shopify
4.9 out of 5 stars 793 total reviews Free plan available
Add Sticky Add to Cart, Slide Cart Drawer to boost AOV
Built for Shopify
5.0 out of 5 stars 630 total reviews Free plan available
Boost AOV with cart upsell offers & free shipping bar
Built for Shopify
4.9 out of 5 stars 147 total reviews Free plan available
Customize checkout behavior with conditional powerful rules
Built for Shopify
5.0 out of 5 stars 653 total reviews Free to install
Add terms and conditions checkbox for age verification rules
Built for Shopify
4.9 out of 5 stars 401 total reviews Free plan available
Add sticky cart and quick buy icon to get more sales
Built for Shopify
5.0 out of 5 stars 29 total reviews Free
Grow via Cart Upsell Drawer, Sticky Add to Cart & Shipping Bar
Built for Shopify
5.0 out of 5 stars 316 total reviews Free to install
Formerly Sprout. GoodAPI plants trees & removes plastic waste
Built for Shopify
4.8 out of 5 stars 783 total reviews Free trial available
AI recommendations: cart, checkout, and post-purchase upsells
4.8 out of 5 stars 1022 total reviews Free plan available
Display Sticky Add to Cart, Quick Buy, Sticky Cart & more
4.9 out of 5 stars 211 total reviews Free plan available
Cart reserve message with countdown timer to boost BFCM sales
4.8 out of 5 stars 30 total reviews Free
Boost AOV with Slide Cart Drawer, Sticky Cart & Trust Badges
4.8 out of 5 stars 621 total reviews Free
Increase AOV with one click Upsell & Cross Sells
5.0 out of 5 stars 64 total reviews Free plan available
Add a Slide Cart with a Free Shipping Bar & Upsell Cart Widget
4.8 out of 5 stars 458 total reviews Free plan available
Create product bundles, volume discount, and upsell offers
4.7 out of 5 stars 581 total reviews Free plan available
Add slide cart drawer with in cart upsell & free shipping bar
4.9 out of 5 stars 1762 total reviews Free trial available
Increase Orders w/ Sticky Add to Cart Bar, Buy Button & More
4.6 out of 5 stars 213 total reviews Free plan available
Avoid lost sales abandonment by showing a sticky add to cart.
4.8 out of 5 stars 178 total reviews Free plan available
Increase your revenue by having a smart Sticky Add To Cart bar
4.9 out of 5 stars 1006 total reviews Free plan available
Boost Order Values with In Cart Upsell & Post Purchase Upsell
4.9 out of 5 stars 347 total reviews Free
BOOST SALES w a Slide Kart & Upsell Side Cart UpCart
4.8 out of 5 stars 34 total reviews Free trial available
Boost AOV with Cart Drawer, Upsell, Reward Bar & Shipping Bar
Built for Shopify
5.0 out of 5 stars 44 total reviews Free plan available
Add a Slide Cart with a Free Shipping Bar & Upsell Cart Widget
73 apps with

Custom CSS

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