Shopify Checkout & Payment Apps (2026)

Updated: January 2026

Help merchants provide a smooth checkout experience, strengthen payment options, introduce timely upsells, and communicate financing choices clearly—all within Shopify’s native checkout. Here are the top Shopify checkout & payment apps in 2026.

payflow shopify app icon

Payflow – COD & Payment Methods

start 4.8 dollor Free plan available setting Payment & delivery-method rules

Applies conditions that control how payment and delivery methods appear in checkout, including COD fees, method visibility, renaming, and ordering—built using Shopify’s native checkout functions.

shopify checkout blocks shopify app icon

Shopify Checkout Blocks

start 4.9 dollor Paid setting Checkout customization

Allows merchants to place messages, custom fields, and rules directly inside Shopify Checkout through Extensibility.

kwik cod shopify app icon

Kwik COD & Checkout

start 4.8 dollor Free to install setting COD controls & checkout optimization

Introduces COD verification, conditional COD rules, partial-COD options, and prepaid-order incentives while streamlining checkout through smart login and prefilled address details.

blockify shopify app icon

Blockify Checkout Rules Plus

start 4.9 dollor Free plan available setting Checkout rules, payment controls & validation`

Applies detailed checkout rules for payment and shipping methods, order limits, address or cart validation, fraud checks, and post-purchase blocks—built on Shopify Functions for reliable checkout performance

rebuy shopify app icon

Rebuy Personalization Engine

start 4.8 dollor Free plan + paid setting Behavioral recommendations

Delivers personalized product suggestions at checkout using live shopper signals and merchandising logic.

checkout plus shopify app icon

Checkout Plus

start 4.9 dollor Free plan available setting Checkout, Thank-You & Order-Status customization

Tailor key checkout moments with messages, trust elements, upsells, and rule-based adjustments to payment and shipping options.

besure shopify app icon

BeSure Checkout Rules

start 5.0 dollor Free plan available setting Payment & shipping method controls

Configures which payment and shipping options appear at checkout based on cart value, customer tags, items in the order, or location.

qikify shopify app icon

Qikify Checkout Customizer

start 4.8 dollor Free plan available setting Checkout fields, rules, and upsells

Provides additional checkout blocks, custom fields, validation rules, and discount-based upsells built on Shopify’s Checkout Extensibility framework.

orderbump shopify app icon

OrderBump – Checkout Upsells

start 4.8 dollor From $39/month setting Checkout, cart, and post-purchase upsells

Creates targeted upsell and cross-sell offers in the cart, during checkout, and after purchase, using product conditions, cart rules, and one-click post-purchase acceptance.

smart checkout rules shopify app icon

SMART Checkout Rules

start 5.0 dollor Free plan available setting Conditional payment & shipping method rules

Hides, sorts, or renames payment and shipping methods based on conditions like cart value, customer tag, country or product types — giving control over which payment options appear at checkout

etp sort shopify app icon

ETP Sort Hide Payment Methods

start 5.0 dollor Free plan available setting Payment-method visibility & sorting in checkout

Enables merchants to control which payment methods show up for different customers/orders by hiding or rearranging available payment options at checkout.

checkout catalyst shopify app icon

Checkout Catalyst

start 4.9 dollor From $7/month setting Checkout page customization + payment & shipping logic

Supports customization of checkout page layout, payment, and shipping-method conditions, field validation, and adds flexibility to checkout flows for merchants.