Shopify Checkout extensibility apps 2025

MT: Checkout Extensions Pro

$8-$40 / Month

6.9

9 Reviews

Customize checkout page with checkout extensibility and upsell Show more

Checkout Extensions Pro ‑ MT is a powerful Shopify Plus app designed to enhance the checkout experience and boost sales. It offers customizable checkout blocks and rules that enable personalized upsell discounts and AI-generated upsells to increase average order value (AOV). The app includes features like a free shipping bar, post-purchase offers, and customizable content widgets such as trust badges, text blocks, reviews, banners, and contact information. It also provides an option for custom fields to collect notes, gift messages, and more at checkout. Additionally, the app offers surveys on the thank-you and order status pages, along with inspirational quotes to motivate customers. Fully optimized for Shopify B2B, global markets, and capable of handling multiple languages and currencies, Checkout Extensions Pro ‑ MT is designed to cater to a wide range of business needs.

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Upsell features

Custom fields

Custom checkout

Content widgets

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Checkout Buddy

$49 / Month

6.2

29 Reviews

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Checkout page customizer with upsells, blocks, fields, rules Show more

Checkout Buddy: Customizations is designed to boost your revenue by allowing seamless customizations of your checkout page. Utilizing Checkout Extensibility, this app empowers you to effortlessly drag and drop checkout blocks to feature upsells, cross-sells, custom fields, and dynamic content such as text, links, images, and trust badges. You can also integrate address validators to streamline the user experience. The app provides the flexibility to set display rules based on a wide range of cart conditions to tailor each customer's experience. Transform script editor changes into easy, no-code customizations for payment, shipping, and discounts with Shopify Functions. Furthermore, Checkout Buddy supports customizations for Thank You and Order Status pages, enhancing the post-purchase interaction with your customers. Maximize conversions and sales by incorporating social proof elements and applying strategic display rules based on various factors like cart contents and customer details.

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Flexible display rules

Trust badges

Custom fields

Social proof

Dynamic content

Drag and drop

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AfterShip Personalization

$9-$999 / Month

9.1

147 Reviews

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Boost sales w/ in product, cart, checkout page & post purchase Show more

AfterShip Personalization is an innovative app designed to enhance your Shopify store's checkout experience and boost conversions. As one of the first partners supporting Shopify's native checkout extensibility, it offers a seamless way to incorporate engaging content like free shipping bars, banners, and discounts. The app enables you to add intelligent upsell widgets across various stages of the shopping journey, including the product page, cart drawer, checkout, post-purchase, and thank you pages. Utilizing advanced AI recommendations based on customer behavior, AfterShip Personalization ensures tailored promotions that drive sales. Merchandising rules, such as pinned products and exclusions, help refine customer interactions for better outcomes. With a centralized analytics dashboard, you can monitor campaign performance in real-time and gain insights into Average Order Value (AOV) growth, ultimately enhancing customer experiences and reducing abandoned checkouts.

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On-brand checkout customization

Product upsell widgets

Ai-recommendations

Advanced promotion tools

Merchandising rules

Centralized analytics

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PixieHog

9.1

1 Reviews

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Streamline data transfer to PostHog for comprehensive product analytics. Show more

PixieHog is a seamless integration tool designed to effortlessly transmit data from your store to PostHog, helping you unlock the full potential of PostHog's powerful analytics suite. This app empowers store owners with the ability to leverage comprehensive tools such as Product Analytics, Session Replays, and custom Experiments. Tailor your insights by building bespoke reports, dashboards, and funnels that align perfectly with your business needs. The plug-and-play nature of PixieHog ensures quick and easy setup, enabling you to track customer interactions across all touchpoints—storefront, checkout, and post-purchase. Its compatibility with Checkout Extensibility and simplified approach to customer privacy and GDPR compliance make it an essential tool for businesses. Enhance your data-driven decision-making process with PixieHog and PostHog's robust capabilities.

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Gdpr compliance

Session replays

Custom reports

Product analytics

Customer tracking

Data transfer

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Kumo ‑ B2B Wholesale Tools

$15-$30 / Month

9.1

1 Reviews

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Streamline B2B pricing with automated, custom rules and seamless integration. Show more

Kumo ‑ B2B Wholesale Tools is a powerful app designed to elevate the B2B shopping experience with its comprehensive suite of features. It allows businesses to effortlessly set up unlimited custom pricing rules tailored to specific customer groups, ensuring that prices are automatically updated in real-time across the store. This seamless integration requires no theme code edits, providing clarity and confidence for both sellers and buyers. With advanced capabilities like new checkout extensibility, businesses can enjoy a smooth, cohesive interaction from browsing to purchasing. The app also offers user-friendly registration form templates, supporting multiple languages to easily onboard and manage B2B customers. Whether through automatic or manual approval of form submissions, Kumo ensures that businesses can maintain control over their workflow, optimizing the wholesale process to better serve their unique customer demands.

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Automatic price updates

Seamless checkout integration

Custom pricing rules

B2b customer registration

Form approval workflow

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InPost UK Lockers & Shops

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Provide the UK's largest parcel locker network in checkout. Show more

The InPost UK Lockers & Shops app provides a seamless experience for customers in the UK, offering access to the largest parcel locker network for convenient order collection. During checkout, users can effortlessly view and select the most convenient lockers or shops from a map for their deliveries. The app is quick to set up, taking only minutes to integrate into an existing system, although it requires Checkout Extensibility for full functionality. If parcel labels are generated by external parties, additional integration is necessary. Additionally, an InPost account is a prerequisite for using the app. Key features include pickup point selection within the checkout process and on post-purchase pages like Thank You and Order Status, as well as order label creation through the InPost Dashboard. For systems without Checkout Extensibility, a point auto-selection feature is also available.

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Quick setup

Label creation

Pickup point selection

Map integration

Works without checkout extensibility

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Checkout Jelly: UI extensions

$19 / Month

(5/5)

1 Reviews

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Customize & extend your checkout with checkout UI extensions Show more

Checkout Jelly: UI Extensions is a powerful app designed to enhance the checkout experience for Shopify Plus stores. By incorporating payment icons, it reinforces customer confidence, assuring them of a secure transaction process. The app also allows merchants to build trust by showcasing unique selling propositions (USPs) through visual icons on checkout pages. Additionally, stores can upload custom banner images to highlight special offers or promotions, providing a personalized touch to the shopping journey. This tool is crucial for increasing conversion rates by making the checkout process more appealing and trustworthy. Easy to integrate with checkout extensibility, Checkout Jelly ensures an optimized and secure customer experience.

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Trust badges

Payment icons

Banner image

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SafeShip: Address Validator

$10-$60 / Month

(1/5)

1 Reviews

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Address validation at checkout to prevent delivery failures Show more

SafeShip: Address Validator is a powerful app designed specifically for Shopify Plus stores to enhance the accuracy of shipping addresses at checkout. By integrating directly into the checkout process, it prevents delivery failures and associated costs due to invalid addresses. Users can seamlessly implement address validation or block PO boxes, ensuring only deliverable addresses are processed. The app proactively suggests correct shipping addresses and blocks incomplete ones, like those missing a house or building number. SafeShip supports both US and international addresses, providing a comprehensive solution for global e-commerce businesses. This tool is optimal for businesses with Checkout Extensibility enabled, contributing to improved customer satisfaction by minimizing delivery issues.

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Validate shipping addresses

Block invalid addresses

Show address suggestions

Prevent po box checkout

International address validation

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retailAds Integration

$10 / Month

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Easily connect to the retailAds affiliate network. Show more

RetailAds Integration is a powerful tool designed to effortlessly connect your Shopify store with the retailAds performance and affiliate network. With its one-click installation feature, the app streamlines the integration process, allowing you to quickly set up conversion tracking using the Shopify Web Pixels API. This integration supports the latest features of Shopify, such as Checkout Extensibility and the redesigned Thank You page, ensuring seamless compatibility and performance. By utilizing the Shopify Web Pixels API, the app offers the preferred method for implementing pixel tracking, enhancing your ability to monitor and optimize marketing campaigns. The user-friendly installation via the admin dashboard makes it accessible even for those who are not tech-savvy, promoting ease of use. Overall, RetailAds Integration is an essential tool for merchants looking to enhance their affiliate marketing efforts on Shopify.

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One-click installation

Pixel tracking

Checkout compatibility

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CheckIt: Checkout Progress Bar

8.2

1 Reviews

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Optimize conversions by adding a progress bar to your checkout Show more

CheckIt: Checkout Progress Bar is an innovative app designed to enhance the checkout experience by displaying a progress bar, allowing customers to see how close they are to completing their purchase. By incorporating game-like elements, such as a progress bar, the app instills confidence in users, reassuring them that the checkout process is nearly complete. The visual aid not only adds a layer of engagement but also encourages customers to finalize their purchase, thus driving higher conversion rates. Leveraging the powerful capabilities of Shopify Plus and Checkout Extensibility, CheckIt allows for seamless integration and customization. Merchants can easily tailor the progress bar's design through the theme editor, adjusting elements like placement, size, and color to align with their brand aesthetic. By making checkout more interactive and visually reassuring, CheckIt turns the often tedious checkout process into a streamlined, user-friendly experience.

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Live preview

Progress bar

Improve engagement

Drive conversions

Theme customization

Adjust design

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Guardito

$6.89 / Month

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Checkout Extensibility / Care about customer orders Show more

Guardito is an innovative app exclusively designed for Shopify Plus merchants, aiming to elevate the checkout experience both for them and their customers. Leveraging Guardito, merchants can easily customize their Checkout UI, introducing dynamic products like "Skip the Line" and "Shipping Protection." This not only enhances customer satisfaction by ensuring secure and prioritized shipping, but also adds value for merchants targeting their most eager buyers. The app's user-friendly dashboard simplifies the addition of these features, providing a seamless integration into the purchasing process. As a result, customers enjoy peace of mind and expedited service, while merchants benefit from increased loyalty and potential sales. With Guardito, both parties win, enjoying a checkout process that’s secure, efficient, and tailored to their needs.

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Shipping protection

Customize checkout ui

Skip the line

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Rock Checkout Widgets

(2/5)

1 Reviews

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Customize checkout for better checkout experiences and more Show more

Rock Checkout Widgets is an innovative app designed for Shopify Plus users, aiming to enhance and personalize the checkout experience. By utilizing its customizable components, merchants can easily drag and drop elements such as banners, text, and images directly into their checkout process using an intuitive editor. With features like cross-sells, upsells, and a delivery date picker, the app empowers businesses to boost their sales and increase average order value. The inclusion of customizable fields for delivery notes and choice options allows for a more tailored customer journey. Additionally, trust badges and payment icons can be integrated into the checkout page, adding a layer of credibility and security. By leveraging these checkout extensibility features, Rock Checkout Widgets offers a powerful toolset for optimizing the final step of the shopping experience, driving both customer satisfaction and revenue growth.

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Trust badges

Delivery date picker

Cross sells

Image upload

Drag and drop

Custom components

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PayPerks: Prepaid Discount

$19 / Month

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Payment Method based: Custom checkout discount Show more

PayPerks: Prepaid Discount is a powerful app designed exclusively for Shopify Plus stores that utilize checkout extensibility, offering a unique way to personalize discounts based on customers' chosen payment methods. This innovative solution helps you boost conversion rates by providing flexible percentage discounts, setting maximum limits and minimum cart values, and crafting custom messages for your promotions. PayPerks allows you to select preferred payment gateways, enabling you to target prepaid offers that drive revenue more effectively. With the ability to enhance communication through customizable discount messages via app block embeds, this app ensures a seamless integration into your store’s checkout process. Define precise discount conditions to ensure optimal application, maximizing customer engagement and satisfaction. Elevate your discount strategy today with PayPerks and take advantage of its robust features to increase sales and enhance the shopping experience.

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Personalized payment discounts

Flexible discount conditions

Custom discount messages

Preferred payment gateways

Predefined discount limits

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Kpostcode Korea Address Lookup

$10 / Month

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Enable seamless Korean address and postcode lookup at checkout Show more

Kpostcode Korea Address Lookup is an essential tool designed to streamline the checkout process for businesses operating in South Korea. By leveraging the official Korean government’s address lookup API, it ensures accurate address and postcode retrieval, thereby reducing cart abandonment rates and enhancing customer satisfaction. This app is crucial for merchants aiming to provide a fast, reliable, and smooth checkout experience, ultimately building greater customer trust. It integrates seamlessly with Checkout Extensibility, offering enhanced verification of address information and supporting efficient business operations. Additionally, the customisable widget allows the app to match the branding of merchants, providing uniformity and consistency in user experience. With Kpostcode Korea Address Lookup, businesses can expect improvements in order accuracy and overall checkout performance, making it a powerful addition to any South Korean e-commerce platform.

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Customizable widget

Seamless checkout

Cart abandonment reduction

Checkout extensibility

Improved satisfaction

Accurate lookup

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zip2address Address Validation

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Autocomplete Address Validation for Checkout Extensibility Show more

The "zip2address Address Validation" app is designed to enhance the checkout experience by minimizing cart abandonment and reducing delivery failures due to incorrectly entered shipping addresses. By providing an autocomplete feature, it suggests accurate addresses as customers type, thus improving conversion rates and cutting down on costly delivery errors. Tailored for Plus stores utilizing Checkout Extensibility, this app seamlessly integrates without requiring any coding on the Shipping Address page. It is important to note that it is incompatible with Standard stores or Plus stores using checkout.liquid. The app is particularly advantageous for mobile users, offering a unique and user-friendly interface that simplifies the checkout process on both mobile and desktop platforms. Currently, it utilizes high-quality Royal Mail UK address data, with plans to expand its geographical coverage in the future.

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Increase conversion

Checkout extensibility

Autocomplete address validation

Reduce failed deliveries

Mobile-friendly ui

Royal mail data

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Checkout | All‑in‑one

$39 / Month

8.2

1 Reviews

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Components, upsells & content with checkout extensibility Show more

Checkout | All‑in‑one is a versatile app designed to help merchants boost their revenue through customized checkout experiences. The app's innovative checkout extensibility feature allows users to effortlessly add personalized content by dragging and dropping various components such as upsells, images, banners, and forms into the checkout, thank you, and order status pages. Merchants can optimize their customer engagement by implementing custom rules tailored to cart contents, specific products, shipping options, or customer profiles to ensure the right offer reaches the right audience. The app simplifies the transition from checkout.liquid to its new system, making the upgrade seamless. With features like custom fields and checkboxes, users can easily collect customer input and tailor their checkout experience further. Additionally, merchants can strategically hide, rename, or reorder delivery and payment methods to streamline the checkout process and enhance customer satisfaction.

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Post-purchase upsells

Checkout upsells

Order goals

Custom content addition

Drag and drop editor

Custom rules application

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Checkout Buddy

$49 / Month

6.2

29 Reviews

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Checkout page customizer with upsells, blocks, fields, rules Show more

Checkout Buddy: Customizations is designed to boost your revenue by allowing seamless customizations of your checkout page. Utilizing Checkout Extensibility, this app empowers you to effortlessly drag and drop checkout blocks to feature upsells, cross-sells, custom fields, and dynamic content such as text, links, images, and trust badges. You can also integrate address validators to streamline the user experience. The app provides the flexibility to set display rules based on a wide range of cart conditions to tailor each customer's experience. Transform script editor changes into easy, no-code customizations for payment, shipping, and discounts with Shopify Functions. Furthermore, Checkout Buddy supports customizations for Thank You and Order Status pages, enhancing the post-purchase interaction with your customers. Maximize conversions and sales by incorporating social proof elements and applying strategic display rules based on various factors like cart contents and customer details.

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Flexible display rules

Trust badges

Custom fields

Social proof

Dynamic content

Drag and drop

Install App

Checkout Bear

(2.1/5)

4 Reviews

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Customize your checkout page with checkout extensibility Show more

Checkout Bear is a powerful checkout editor designed to enhance your checkout page and boost your sales. This app allows you to easily offer upsells, free gifts, and special deals, helping to increase your average order value. By incorporating trust badges and showcasing product reviews, Checkout Bear builds customer confidence and encourages purchase completion. It also includes features like a countdown timer to instill urgency and a line item editor to streamline the checkout process, keeping customers engaged and on the page. With new widgets being added every month, the customization possibilities are continually expanding. Try Checkout Bear today to optimize your checkout interface for higher conversions and a better shopping experience.

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Trust badges

Countdown timer

Checkout customization

Free gifts

Product reviews

Stock countdown

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Checkout Blocks (Plus Plan)

$19 / Month

(5/5)

9 Reviews

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Streamline Checkout with Customizable Status Banners Show more

QeCheckout Customizer is an innovative app designed to enhance communication at the checkout stage of your online store by displaying critical alerts. It features customizable banners that convey essential information, helping keep your customers informed and engaged through the purchasing process. This app supports four distinct statuses—Info, Success, Warning, and Critical—ensuring you can effectively communicate various messages, from informational updates to urgent alerts. Integration with your checkout process is effortless, requiring no technical expertise, allowing for a smooth experience. By promoting transparent communication, QeCheckout Customizer helps build trust with your customers and aims to reduce cart abandonment rates. Additionally, the app provides a user-friendly dashboard, offering real-time updates and easy message management for seamless use.

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Real-time updates

Customizable banners

User-friendly dashboard

Distinct status alerts

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Checkout Wizard Pro

$17-$136 / Month

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Customize your checkout page with checkout extensibility. Show more

Checkout Wizard Pro is an innovative app designed to enhance the customer's shopping journey by customizing critical touchpoints like Checkout, Thank You, and Order Status pages. It allows businesses to craft bespoke messages and provide essential information during checkout, such as personalized messages and delivery instructions. By incorporating trust badges and secure transaction icons, the app assures customers of the safety and reliability of the checkout process. It also empowers customers to include custom gift messages, adding a personal and thoughtful touch to their purchases. With the ability to tailor payment and shipping methods according to predefined rules, businesses can optimize the checkout experience for each customer. Checkout Wizard Pro also supports the inclusion of testimonials and tailored footers to inspire confidence and add unique charm to the checkout process. Overall, this app is an essential tool for any business looking to create a secure and personalized shopping experience.

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Delivery instructions

Trust badges

Checkout customization

Personalized messages

Payment icons

Custom gift messages

Install App

Shopify Checkout extensibility apps

Related Categories

Price

Based on reviews

Showing 1 to 20 of 15 Apps

MT: Checkout Extensions Pro

Checkout Buddy

AfterShip Personalization

PixieHog

Kumo ‑ B2B Wholesale Tools

InPost UK Lockers & Shops

Checkout Jelly: UI extensions

SafeShip: Address Validator

retailAds Integration

CheckIt: Checkout Progress Bar

Guardito

Rock Checkout Widgets

PayPerks: Prepaid Discount

Kpostcode Korea Address Lookup

zip2address Address Validation

Checkout | All‑in‑one

Checkout Buddy

Checkout Bear

Checkout Blocks (Plus Plan)

Checkout Wizard Pro