News
Shopify SEO
Shopify development
Best Checkout Shopify apps in 2027 [Updated]
PickYourApp Review Team
6 min read
•
Sep 08, 2026
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.
| Name | Rate on Shopify | Price | Free trial | Key features |
|---|
-
#1. One click upsell and cross sell. Show frequently bought together product upsell & related products.
Essential Upsell & Cross Sell
Free plan available | Free trial availableIncrease 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. -
#2. Boost AOV with a custom slide cart featuring cart discount, urgency timer, free shipping bar, etc.
Kaching CartDrawer Cart Upsell
Free plan available | Free trial availableKaching Cart Drawer Upsell helps increase your average order value with a customizable slide cart designed to drive conversions. Add upsell sliders featuring frequently bought together products, or use simple toggles for gift wrapping and shipping protection. The app includes urgency countdown timers to encourage faster checkouts, plus free shipping and free gift bars that motivate customers to add more items. Payment icons build trust right in your cart drawer. Built with user experience in mind, this cart upsell solution requires no coding and supports translation to any language. Create and customize your slide cart to turn every shopping session into a revenue opportunity and increase AOV with proven upsell strategies. -
#3. Slide cart drawer with upsells, reward bar & free shipping goal. Sticky add to cart barincluded
Essential Cart Drawer adds a customizable slide cart drawer to your store with in-cart upsells, cross-sells, and reward bars featuring free shipping goals. Set up spend tiers that unlock free shipping, free gifts, or automatic discounts as customers add items to their cart. The app includes countdown timers and announcement bars to create urgency, plus a sticky add to cart bar with product images, variant picker, and quantity selector. Choose upsell products using Shopify AI or hand-pick them yourself. Full cart customization options include discount codes, order notes, payment icons, custom HTML, and multi-language and multi-currency support for global markets. -
#4. Increase Profits, AOV & Sales with a Free Shipping Cart Progress Bar Goal and Cart Upsell.
Stop giving away free shipping without getting anything in return! This free shipping bar app helps increase your average order value and sales by showing customers how close they are to earning free shipping. When shoppers see "You're only $20 away from free shipping!", they're motivated to add more items to their cart to reach that goal. Set up a cart goal value and offer rewards like free shipping, discount codes, or other incentives when customers hit that threshold. The progress bar can be placed anywhere - on your product page, cart page, cart drawer, or as an announcement bar. The app includes cart upsell and cross-sell features to maximize results, plus revenue tracking so you can see exactly how much additional money the shipping bar generates. It's highly customizable with pre-made styles, supports multiple currencies and translations, and works with Online Store 2.0 themes. -
#5. Upgrade your cart with a high-converting slide cart, upsells, and smart rewards.
This slide cart drawer helps reduce cart abandonment and increase average order value with smart upsells, cart rewards, and free shipping bars. AI picks relevant product recommendations based on what shoppers actually buy together. The app includes cart add-ons, discounts, and a free shipping progress bar to motivate larger purchases. Works with Shopify Sidekick to check your cart setup or turn features on without opening the dashboard. Set up takes under 5 minutes with no coding required. Compatible with most themes and supports 13 languages. 24/7 support team available to help. -
#6. Prep for Black Friday and boost AOV with slide cart drawer upsells, free gifts & any design request!
Amp Slide Cart Upsell Drawer helps you increase AOV with a premium-looking cart drawer that matches your brand perfectly. Add cart upsells, cross-sell frequently bought together items, and offer free gifts based on cart value or specific products. The progress bar motivates customers to spend more by showing rewards goals. Set up BOGO deals, discounts, and announcements without any coding. This sticky cart drawer stays accessible from anywhere on your store and works across all languages and markets. Choose from agency-grade cart templates designed for different industries. Get your slide cart running in minutes with 24/7 global support ready to help. Compatible with Sidekick agent and includes any design customization you need to turn your cart into a revenue machine. -
#7. Validate checkout, add payment, shipping & discount rules, checkout blocks & post-purchase upsells
SMART Checkout Rules & Upsells gives merchants complete control over their checkout experience with flexible validation rules and customization options. Hide, block, sort, or rename payment methods and shipping options based on conditions like customer tags, country, cart value, products, or discount codes. Perfect for managing high-risk orders, blocking COD or specific payment methods like PayPal and Credit Card by customer criteria. Grow your average order value with one-click post-purchase upsells and downsells that appear after checkout. Add checkout blocks including banners and discount codes with conditional display rules. Apply checkout validation and discount logic based on cart total, customer tags, or delivery method. Ideal for B2B stores, international shipping flows, and merchants who need advanced checkout control without coding. Control your checkout rules and increase conversions with smarter upsell strategies. -
#8. EasyGift: Free gift with purchase app for auto add to cart automatic gift, BOGO & Buy X Get Y offer
EasyGift automatically adds free gifts and product add-ons to your cart based on custom rules you create. This app makes it simple to set up BOGO offers, Buy X Get Y deals, and cart upsells that increase your average order value. Create rules triggered by cart subtotal, quantity, specific products, collections, or tags. Choose whether gifts are added silently or through a popup where customers select their reward. Discount rewards using Shopify Functions or standard Shopify discounts. Target offers by customer tags, order history, total spend, or B2B status. Schedule when offers activate with start times. Track performance with built-in analytics that attribute orders to each rule, with CSV export available. The straightforward interface makes setting up free gift upsells and automatic add to cart promotions quick and easy, helping you run effective promotional campaigns without complexity. -
#9. Boost AOV with 1-click post-purchase upsells, an AI cart, checkout upsells, thank you offers & more
Aftersell helps you increase revenue from every order without spending more on advertising. The app offers one-click post-purchase upsells with Smart Funnel AI that shows customers the right offer at the right time. You can grow your average order value using an AI-powered cart that includes over 18 blocks, rewards programs, and A/B testing capabilities. Customize your thank you page with cross-sells and product recommendations to drive additional sales. Shopify Plus merchants can add checkout widgets including upsells, upgrades, and customer testimonials directly at checkout. The app also features Rokt Thanks, which lets you earn up to $0.80 per order by displaying premium offers from brands like Disney+ and Nike on your confirmation page. This creates a passive revenue stream while providing value to your customers. All features work together to maximize your store's profitability without requiring additional ad spend. -
#10. Frequently bought together cross-sell & post purchase upsell funnels, one click upsell & cart upsell
ReConvert post purchase upsell
Free plan available | Free trial availableReConvert is a comprehensive upsell app designed to increase your average order value and conversion rate. This tool helps you present targeted upsell and cross-sell offers throughout the entire customer journey. The app features product page AI recommendations, frequently bought together suggestions, and cart upsell options. You can create post purchase upsell funnels with one click upsell functionality to maximize revenue after checkout. Key features include product upsell, cart upsell, checkout upsell (Shopify Plus only), and post purchase upsell funnels. The app offers checkout blocks for Shopify Plus merchants, product recommendations, and bundle options. It supports Shopify Subscriptions and includes a funnel builder for creating effective upsell and cross-sell campaigns. ReConvert provides related product suggestions and frequently bought together displays to help grow your store's revenue from pre-purchase to post-purchase interactions.
