Best Checkout Shopify apps in 2026 [Updated]
PickYourApp Review Team
6 min read
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Nov 12, 2025
The best Shopify checkout apps help merchants customize their purchase flow, increase average order value, and provide better shopping experiences. From one-click upsells and smart cart drawers to order forms and terms & conditions integration, these tools offer essential features for optimizing the final steps of your sales funnel. Whether you need COD management, minimum order rules, or cart upsell capabilities, this handpicked selection of top-rated checkout solutions delivers the functionality to convert more browsers into buyers while maintaining compliance and building customer trust.
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#1. Replaces long checkout with a customizable one-step order form. Best for Cash on Delivery & PreOrder
Simplify your checkout process with a customizable one-step order form designed specifically for Cash on Delivery (COD) and pre-orders. Instead of the standard multi-page checkout, EasyOrdr displays a convenient popup form right on your product or cart pages. The intuitive drag-and-drop form builder lets you create exactly the fields you need - add required fields, related information, and adjust the design to match your store. Perfect for businesses offering COD payments, collecting pre-orders, or needing quick lead forms. The simplified checkout helps reduce cart abandonment while automatically handling order confirmations and customer communications. Create a smoother ordering experience that works for both you and your customers.Install from Shopify App Store
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#2. One click upsell and cross sell. Show frequently bought together product upsell & related products.
Increase your average order value with Essential Upsell's smart product recommendations. Show customers frequently bought together items, related products, and add-ons directly on product pages and in the cart drawer. Create effective upsell strategies with "also like" suggestions, product bundles, and buy-one-get-one offers. The app lets you set up one-click upsells and automatic pre-purchase discounts to encourage more sales. Customize your product recommendations and cross-sell widgets to match your store's look while making it easy for shoppers to discover complementary items. Perfect for merchants wanting to grow cart value through strategic product suggestions and bundle offers.Install from Shopify App Store
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#3. EasyGift: Free gift with purchase app for auto add to cart automatic gift, BOGO & Buy X Get Y offer
Automatically add free gifts and product add-ons to your customers' carts with EasyGift's simple cart rules. Create targeted BOGO (Buy One Get One) and Buy X Get Y offers based on cart total value or specific products purchased. The app makes setting up free gift with purchase promotions straightforward through an easy-to-use interface. Schedule your cart upsell offers to run during specific timeframes and customize rules for different collections. Whether you want to reward customers who reach certain spending thresholds or purchase particular items, EasyGift helps you manage automatic gift additions seamlessly. Perfect for creating engaging cart upsells and running promotional campaigns that encourage larger purchases.Install from Shopify App Store
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#4. Increase Profits, AOV & Sales With A Free Shipping Progress Bar Cart Goal and Cart Upsell.
Turn free shipping into a powerful sales tool with this smart progress bar app. When customers see how close they are to earning free shipping, they're motivated to add more items to their cart. Set custom cart goals (like $50) and reward shoppers with free delivery or special discounts when they reach the target. The progress bar works seamlessly on product pages, cart pages, or as an announcement bar. With built-in cart upselling features, you'll increase average order value while giving customers a clear path to earn shipping benefits. Track additional revenue, customize the bar's appearance, and support multiple currencies - all designed to convert browsers into bigger spenders. Perfect for Online Store 2.0 themes and available in multiple languages.Install from Shopify App Store
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#5. Boost AOV & conversion with slide cart upsells, free gifts & custom brand design support!
Maximize your store's revenue with this slide cart drawer that helps reduce cart abandonment and increase average order value. The sticky cart stays visible and accessible throughout your site, featuring smart upsell recommendations and frequently bought together items. Add progress bars to encourage larger purchases, offer free gifts based on cart value or specific products, and implement BOGO deals directly in the cart. Customers can easily apply multiple discount codes, view promotions, and receive announcements through the customizable drawer interface. With 10+ conversion-focused features and brand-specific design options, this cart solution turns every shopping session into a better selling opportunity.Install from Shopify App Store
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#6. Boost AOV with a custom slide cart featuring cart discount, urgency timer, free shipping bar, etc.
Customize your Shopify cart drawer with Kaching AI to increase average order value and drive more sales. The slide cart features essential conversion tools like urgency timers, free shipping bars, and payment icons to build trust. Add product upsells through an intuitive slider showing frequently bought together items, or offer extras like gift wrapping and shipping protection with simple toggles. The user-friendly interface lets you design your cart drawer without coding skills, making it easy to optimize every shopping session. Create a better checkout experience that encourages larger purchases and reduces cart abandonment.Install from Shopify App Store
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#7. Control payment, shipping, and discounts with checkout rules for a cleaner, dynamic checkout flow.
SMART Checkout Rules gives you complete control over your store's checkout experience through customizable rules and conditions. Set up dynamic rules to manage payment methods, shipping options, and discount applications based on specific criteria like customer tags, countries, cart value, or products. Merchants can hide, block, sort, or rename checkout options to create smoother purchase flows. Perfect for handling high-risk transactions, implementing B2B checkout logic, and managing international orders - all without coding. The app helps create cleaner checkout experiences by applying smart rules for payment methods, shipping rates, and order validation, leading to better conversion rates and more efficient order processing.Install from Shopify App Store
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#8. Lift Conversions with Sticky Cart Bar, Floating Cart, Sticky Buy Button & Express Checkout.
Increase your store's conversion rate with a sticky add to cart bar that follows customers as they browse your products. The floating cart and sticky buy buttons keep shopping options visible at all times, making purchases more convenient. Add urgency with a built-in countdown timer and share important updates through the announcement bar. The sticky cart is fully responsive, working smoothly on both desktop and mobile devices. Customize the cart design and layout to match your store's branding. The homepage sticky add to cart feature lets you promote specific products right from your main page, while express checkout streamlines the buying process. Perfect for stores looking to improve their shopping experience and make purchasing easier for customers.Install from Shopify App Store
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#9. Customize checkout using powerful checkout rules to streamline and boost checkout conversion.
Customize your Shopify checkout experience with flexible checkout rules that help increase conversions. Control how shipping and payment methods appear based on specific conditions like cart total, weight, product tags, or customer location. Show, hide, rename or reorder checkout options to match your business needs. Set default shipping methods, restrict PO Box deliveries, manage express payment buttons, and apply targeted discounts. Create a smoother checkout flow by displaying only relevant options to each customer. Perfect for merchants who want to optimize their checkout process while improving customer satisfaction.Install from Shopify App Store
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#10. Hide, sort & rename checkout payment methods based on rules like country, cart value, or shipping.
Take control of your Shopify checkout payment options with ETP Sort & Hide Payment Methods. Customize how payment methods appear by hiding, sorting, or renaming options like PayPal, credit cards, Cash on Delivery (COD), and manual payments. Create specific rules based on shopping cart value, shipping method, customer location, product SKUs, or customer tags. The app lets you show only relevant payment options to different customers without any coding needed. All changes apply instantly to your checkout, making it easier for customers to complete their purchase with their preferred payment method.Install from Shopify App Store