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Best free Checkout - Other Shopify apps in 2026 [Updated]
PickYourApp Review Team
6 min read
•
May 31, 2026
The best free Shopify checkout apps help merchants customize their payment methods, add cash on delivery options, implement upsells, and optimize the entire checkout experience. From setting COD fees and order limits to displaying product properties and creating one-click checkouts, these tools give store owners complete control over how customers complete their purchases. Whether you need to hide payment options based on conditions, add post-purchase offers, or simplify order cancellations, these free apps provide essential features to improve conversion rates and average order value without any upfront investment.
| Name | Rate on Shopify | Price | Free trial | Key features |
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#1. 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. -
#2. Hide, rename, reorder shipping and payment methods, validate checkout, and apply shipping discounts
Kedra Checkout Rules lets you hide, rename, and reorder shipping and payment methods at checkout based on specific conditions. Validate orders to block bots, PO boxes, and enforce order limits so only legitimate purchases go through. Hide payments or hide delivery options that don't match customer preferences. Reorder payments and reorder delivery methods to highlight your preferred choices. Rename payments and rename shipping options for clarity. Create checkout validation rules using email, cart value, and address details to prevent fraud orders. Apply conditional shipping discounts and share one-click checkout links with pre-filled carts and QR codes for faster purchasing. Protect your business from unwanted costs while matching customer needs with flexible checkout rules. -
#3. Revolutionized checkout optimization with branded shipping protection, cashback, & climate impact.
Deliver a better post-purchase experience with shipping protection, cashback rewards, and sustainability tracking all in one solution. This eco-friendly checkout platform helps you manage claims efficiently while showing customers their environmental impact through customizable displays and counters. From white-labeled emails to branded claims processing, you can build customer trust and encourage repeat purchases while making a real difference. Track sustainability metrics and claims data directly in your merchant portal, and customize the entire experience to match your brand's unique needs and customer service goals. -
#4. Smart Flow: post-purchase upsells, one-click setup, templates, analytics, bundles set up in minutes!
Maximize your Shopify store's revenue with Smart Flow's post-purchase upsell solution. Create targeted offers using our drag-and-drop builder and ready-made templates, or customize your own designs. Drive sales through personalized one-click upsells, strategic A/B testing, and thank you page offers. Set urgency with countdown timers and quantity limits while giving customers flexible variant options. Track your success through detailed analytics showing conversion rates and revenue per funnel. Smart Flow makes it simple to reduce cart abandonment, improve customer satisfaction, and generate repeat purchases - all with an easy setup process that gets you running in minutes. -
#5. COD Toolkit helps merchants manage and customize the Cash on Delivery option with flexible rules.
COD Toolkit gives you complete control over Cash on Delivery payments in your Shopify store. Create custom rules to manage when and where COD is available based on order values and delivery locations. You can block COD for specific price ranges or regions to reduce payment risks. The app also lets you personalize the COD payment option name to match your store's branding. Whether you want to limit COD availability or offer it selectively, this toolkit helps you set up flexible conditions that work for your business needs. Perfect for merchants who want to offer Cash on Delivery while maintaining control over their payment options. -
#6. Drive bigger AOV by offering post purchase upsell, resell & thank you page offers
EcomRise Post Purchase Upsell helps you increase your store's revenue by showing targeted offers to customers right after they complete their purchase. Create personalized upsell and cross-sell offers that appear on the thank you page or immediately post-checkout. Set up custom discount rules based on customer behavior, and design attractive offer pages that convert. The app integrates with GA4 for easy performance tracking, letting you measure the impact on your average order value. Turn every completed purchase into an opportunity for additional sales while maintaining a smooth checkout experience for your customers. -
#7. Convert your checkout into a conversion engine with custom checkout rules, fields and customizer.
Customize your Shopify Plus checkout with banners, custom fields, and smart checkout rules to improve conversions. This checkout customizer lets you add trust messages and promo code blocks directly at checkout, edit cart items, and collect GST/VAT or custom notes from customers. Hide or reorder payment options using advanced checkout logic to guide shoppers and reduce drop-offs. Built on Shopify Checkout Extensibility, it helps Plus merchants create a clearer checkout experience that converts better. -
#8. Boost Revenue & Profit with 1-Click Upsells, Multi-Product Offers & No-Code Multi-Layout Templates.
Grow your store's revenue with XB's post-purchase upsell solution that lets customers add more products with just one click after checkout - no need to re-enter payment details. Create targeted offers based on cart value, customer tags, and UTM parameters to maximize conversions. Display multiple products simultaneously to give shoppers more choices and increase average order value. The user-friendly analytics dashboard helps you track additional revenue, while no-code templates make it simple to design on-brand offer pages. Perfect for merchants looking to generate more sales from existing customers through strategic post-purchase offers. -
#9. Create powerful functions for discounts, shipping, payments, and checkout validation.
Create Shopify Functions for discounts, shipping, payments, and checkout validation without writing code. Build tiered discounts, BOGO offers, bundles, volume pricing, payment customizations, delivery rules, and order validation rules from one app. Migrating from Shopify Scripts? Built-in migration tools convert old scripts to Functions instantly. Generate functions manually with the no-code rule builder, choose from ready-made presets, or describe what you need and let AI build it for you. Hide or show payment methods based on your rules, set custom shipping rules by location or cart value, and block problematic orders before checkout. Available for Shopify Plus and all plans. -
#10. Customer account editor and checkout editor with dynamic blocks and extensibility
Customize customer accounts, checkout, and post-purchase pages with flexible UI extensions and dynamic blocks. This app lets you add custom components to account pages, order status, and thank you pages without coding. Add checkout blocks like custom fields, trust badges, payment icons, age validator, and delivery instructions to improve your checkout experience. Include account blocks such as order notes, special requests, download invoice, order count, and report a problem features to strengthen customer communication. The app supports upsell products, SMS consent, gift messages, image with text, proof of shipment, installation guides, warranty documents, announcement bars, and FAQs. You can also add quantity selector and variant selector for checkout line items. Replace legacy limitations with modern extensibility that helps increase engagement and conversions through better checkout and account customization.
