Shopify cart modification apps 2026

Shift ‑ Cause in Commerce

7.9

5 Reviews

Integrated carbon offsets at checkout Show more

Balance by Carbon Checkout is an innovative app that seamlessly integrates carbon offsetting into Shopify eCommerce stores, having pioneered this feature back in 2015. It has since evolved into one of the world's most extensive carbon offset distribution networks, collaborating with thousands of merchants globally. The app empowers millions of customers, providing them with a convenient one-click option to balance their carbon footprint during online transactions. By adopting Balance, merchants can enhance the checkout experience with integrated sustainability practices, elevating brand image through cause marketing initiatives. This integration not only communicates a commitment to sustainability but also fosters increased customer loyalty. As consumers become more environmentally conscious, Balance by Carbon Checkout offers an effective pathway for businesses to participate in meaningful climate action.

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One-click checkout

Carbon offset integration

Sustainability marketing

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upnova ‑ Bundles, Cart Upsell

$99-$899 / Month

9.1

55 Reviews

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Craft attractive upselling offers and increase your AOV Show more

UPEZ ‑ All‑In‑One Cart Upsell is an innovative app designed to elevate your sales by offering compelling pre-purchase upsell offers. It features an intuitive cart slider that enhances the shopping experience and effectively boosts conversion rates. The app's core strategy revolves around creating a sense of urgency with exclusive savings that are only available on the first visit, driving higher Average Order Values. UPEZ also empowers you to incentivize customers with enticing offers and beautifully designed in-cart upsells, popups, and bundle builders. It streamlines the checkout process with quick payment options, reducing cart abandonment rates. You'll also benefit from personalized in-person support and step-by-step video guides to master the art of upselling with ease. Whether you're looking to enhance your store's aesthetics or drive more sales, UPEZ equips you with the tools necessary to succeed.

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In-cart upsell

Bundle builder

Pre-purchase upsell

Slick cart slider

Urgent savings

Popup offers

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Also Bought CBB

$9.99-$19.99 / Month

9.1

348 Reviews

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Premium cross-sell product recommendations. Award-winning App! Show more

Also Bought • CBB is a Shopify app designed to enhance your e-commerce store by integrating a product recommendation feature similar to Amazon's successful "Customers Who Bought This Item Also Bought" widget. Launched in 2016, the app harnesses powerful AI trained with billions of data points, analyzing your store's complete sales history and live updates to offer unparalleled real-time product recommendations. Its advanced algorithms enable the app to operate without limits on the number of products, orders, or traffic, making it a robust and definitive recommendation engine. The app offers a fully customizable user interface, allowing you to modify texts, colors, sizes, and styles to seamlessly integrate with your store’s aesthetics. You can display the recommendation widget on both product and cart pages, with various recommendation types including automatic, manual, by type, or collection. With an easy one-click installation and compatibility with most popular themes, Also Bought ensures hassle-free performance, even during high-traffic periods like Black Friday Cyber Monday.

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One-click installation

Real-time data analysis

Customizable ui

Multiple recommendation types

Unlimited product/orders support

High traffic capacity

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Shake Add to Cart Button ‑ Pop

$1.99 / Month

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Enhance user engagement with animated 'Add to Cart' button Show more

Shake Add to Cart Button - Pop is a dynamic app designed to enhance the user experience on Shopify stores by adding a customizable shake animation to the "Add to Cart" button. This engaging feature is seamlessly integrated with Shopify 2.0 themes, making it an effortless addition for store owners looking to capture the attention of their shoppers. Users can personalize the animation by adjusting its duration and delay, tailoring it to fit their store's unique style. Unlike many other apps, Shake Add to Cart Button prioritizes customer privacy by not collecting or storing any user data, ensuring a reliable and secure enhancement for your store. By focusing solely on boosting engagement and interaction, this app offers a straightforward yet effective way to elevate the shopping experience without any technical hassle.

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Seamless integration

Customizable animation

No data storage

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Field Flex

$4.99 / Month

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Add custom fields at checkout for customer instructions. Show more

Field Flex is a versatile app designed to enhance the checkout experience by allowing merchants to add custom fields for customers to input specific instructions or preferences during their purchase. By facilitating clear communication between merchants and customers, the app helps ensure order accuracy and increases customer satisfaction. Ideal for stores that require additional customer input, Field Flex simplifies the process, making it easy for customers to detail their shipping preferences, special requests, or any other necessary information before completing an order. The app boasts easy setup and seamless integration with the Shopify Plus checkout process, making it a valuable tool for store owners. Furthermore, Field Flex offers customizable fields, allowing merchants to tailor the checkout experience according to their store's specific needs and branding. With Field Flex, your store can deliver a more personalized and efficient shopping experience, benefiting both you and your customers.

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Easy shopify integration

Custom fields checkout

Specific instructions

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GA Buy Now Button‑Buy Button

$8-$20 / Month

7.7

52 Reviews

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Use Sticky Add to Card to minimize abandonment & boost sales! Show more

GA: Sticky Add To Cart Button is designed to enhance the shopping experience by keeping the "Add to Cart" button consistently visible as customers navigate your product pages. This app provides various sticky features, including sticky headers, buy buttons, and buy now buttons, ensuring seamless accessibility and boosting conversion rates. Whether you want a subtle or eye-catching button design, a range of customization options such as uplinkly sticky cart and ultimate sticky functionality allows you to tailor it to your store’s unique aesthetic. Engaging animations for the button are available to draw more attention and encourage purchases. The powerful customizer enables you to easily adjust templates to fit your store’s style without requiring coding skills. With simple setup procedures, GA: Sticky Add To Cart Button empowers store owners to create an intuitive and user-friendly shopping interface, making it easier for customers to make quick purchase decisions.

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Customizable design

Sticky add-to-cart

Simple configuration

Visible scroll button

Engaging animations

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Terms and Conditions checkbox

$4.99 / Month

8

18 Reviews

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Easily add I Agree to terms & conditions checkbox in cart page Show more

"I Agree ‑ Terms and Conditions" is an essential app for businesses looking to ensure compliance and transparency during the checkout process. By requiring users to agree to terms and conditions before purchasing, this app helps safeguard your business and fosters trust with customers. The app offers a versatile T&C checkbox that can be effortlessly added to your cart page, displaying the terms in a convenient popup or on a separate page. It's perfect for presenting various agreements, such as return policies, GDPR compliance, or age verification terms. Customization is made easy, with options to change text colors and resize checkboxes to fit your brand's aesthetic seamlessly. With a quick five-minute setup and user-friendly design, there's no need for coding skills to integrate this valuable feature into your site. Enhance your checkout experience and boost completion rates with this straightforward solution.

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Quick setup

Easy customization

Add t&c checkbox

Show terms popup

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Checkout Extensions Plus

$99-$399 / Month

8.2

2 Reviews

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Customize checkout page with trust badges, branding and banner Show more

Checkout Extensions Plus is designed to elevate your e-commerce store’s checkout experience by providing robust customization options aimed at increasing conversion rates. With this app, merchants can effortlessly integrate custom content such as trust badges, images, and banners to boost customer confidence during the checkout process. It allows the concealment of specific payment or delivery methods based on predefined customer or cart conditions, offering a tailored checkout journey. Users can add personalized input fields for gift messages or special delivery instructions, enhancing customer satisfaction and order precision. Moreover, the app affords complete control over the branding and font settings of the checkout profiles, ensuring they align with the store’s overall aesthetic. Additionally, merchants can block certain address types from completing the checkout, minimizing errors and fraudulent activities. Checkout Extensions Plus empowers businesses to refine their checkout operations, ultimately fostering a seamless and secure purchasing experience for customers.

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Delivery instructions

Trust badges

Gift messages

Custom content

Hide methods

Brand control

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C: Bulk Add to Cart

$3.99-$6.99 / Month

8.2

12 Reviews

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It provides an amazing shopping experience to the Customers. Show more

C: Bulk Add to Cart is a streamlined app designed to enhance the shopping experience for wholesale customers by enabling them to add multiple products or variants to their cart efficiently, without the need to navigate through numerous product pages. This feature significantly speeds up the checkout process, making it more convenient for users. The app is equipped to support multiple languages and currencies through the "Markets" feature, facilitating global customer reach and engagement. Customers can seamlessly order from a collection page, enhancing their shopping efficiency. Additionally, the app offers an intuitive interface with various customizable settings in the admin section, ensuring ease of use. Overall, C: Bulk Add to Cart is an essential tool for businesses looking to optimize their wholesale operations and improve customer satisfaction.

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Multi-language support

Multi-currency support

Quick add to cart

Bulk order capability

Collection page ordering

Admin settings options

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Reorder Pro – Buy Again B2B

$3.99 / Month

8.2

1 Reviews

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Simplified reordering for both B2B and B2C Show more

Rydlee ‑ Reorder Pro is designed to enhance your online store's checkout process by offering a seamless, one-click reorder experience. This app integrates a convenient "Reorder" button and an order history panel on your shop, allowing customers to effortlessly view and reorder past purchases. By simplifying the reorder process, it aims to retain repeat customers and boost sales at one of the most critical steps in checkout. Orders placed through Rydlee are easily identifiable, as they are tagged for better management within your order tools. The app is highly customizable, requiring no coding skills, and it supports responsive layouts to ensure compatibility across different devices. Additionally, it is available free for development shops, making it an excellent tool for businesses aiming to improve customer retention and streamline order management.

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Easy customization

One-click reorder

Order history panel

Tagged orders

Responsive support

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RT: Terms and Conditions Box

9.1

343 Reviews

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Add terms and conditions checkbox to Cart page & Ajax cart Show more

RT: Terms and Conditions Box is an essential tool for e-commerce platforms, ensuring that customers acknowledge the terms and conditions before proceeding to checkout. By integrating a mandatory checkbox on the cart page, the app guarantees that users affirm their acceptance, enhancing compliance and reducing disputes. If a customer tries to bypass this step, a customizable alert will prevent progression, prompting them to review and consent to the terms first. The application also records the exact date and time of when the checkbox is ticked, storing this information under the 'Additional Details' section of the order for future reference. Additionally, the app provides a visualization tool for selecting the optimal position of the checkbox on the page, along with a variety of skins and animations to make the experience engaging for customers. RT: Terms and Conditions Box not only enhances user accountability but also keeps the checkout process streamlined and professional.

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Customizable checkbox

Visual placement tool

Animated checkbox skins

Pre-checkout validation

Order details integration

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Buy Me ‑ Sticky Buy Button

$2.95-$6.95 / Month

9.1

173 Reviews

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Display Sticky Add to Cart, Quick Buy, Sticky Cart & more Show more

Sticky Buy Me - Sticky Buy Button is an innovative app designed to enhance your online shopping experience by minimizing cart abandonment and simplifying the checkout process. This app features a user-friendly sticky add to cart bar and quick buy buttons that make adding products to your cart seamless and intuitive. With eye-catching animations and a sticky cart feature, it ensures that products are easily accessible and ready for purchase at any time. The app also offers a "remember my cart" function, allowing users to access their cart across multiple devices effortlessly. Fully compatible with Shopify's Online Store 2.0 (OS 2.0) themes, Sticky Buy Me automatically adapts to your store's branding and even offers seasonal themes to align with festive occasions. It's a perfect tool for streamlining purchases directly from your homepage and collections, making it an essential addition to any Shopify store.

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Sticky add to cart

Quick buy button

Sticky cart

Attention-grabbing animations

Seasonal themes

Multi-device cart memory

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DS Sort Hide Payment Shipping

$3.99 / Month

8.2

16 Reviews

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Optimize checkout by customizing payment, shipping options by location and order details. Show more

The "DS Sort Hide Payment Shipping" app enhances your Shopify store's checkout process by allowing you to customize payment and shipping options seamlessly. It empowers you to hide, sort, and rename payment methods and shipping rates based on various parameters such as customer location, cart total, product SKU, tags, or specific addresses, making it adaptable for diverse customer needs. The app facilitates adding COD fees, auto-applying shipping discounts, and implementing discount codes, perfect for offering special rates for B2B or tagged customers. It ensures you can improve clarity, encourage higher-value orders, and manage payment options more effectively without needing Shopify Plus. This tool also supports address validation, ensuring delivery feasibility for specific products or customers, including PO Box addresses. Enhance customer experience by customizing the checkout to align with geographical and product-specific strategies.

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Apply discounts

Block addresses

Hide methods

Rename methods

Sort options

Add fees

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カクレルペイ | 決済方法の非表示、並び替え、名前変更

$7.99-$12.99 / Month

7.2

5 Reviews

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チェックアウト画面で特定の条件に基づいて、決済方法の非表示、並び替え、名前変更ができるようになります。 Show more

KakureruPay: Hide Payment is an innovative app designed for Shopify merchants, enabling them to customize payment methods displayed at checkout. With flexibility at its core, this app allows merchants to tailor visible payment options based on customer tags, product tags, or cart totals. This means, for example, that businesses can hide cash on delivery or bank transfer options for international purchases. Leveraging Shopify Functions, KakureruPay is accessible to users across all Shopify plans, not just those on Shopify Plus. Prioritizing security, the app ensures that no customer personal information is stored on its servers. Merchants can benefit from a seamless and secure user experience while optimizing their payment process to suit their business needs. Enjoy a special offer of 50% off until June 30.

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Condition-based customization

Hide payment methods

Rename payment methods

Sort payment methods

Supports customer tags

Supports product tags

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AgreeBox: Terms at Checkout

$4.99 / Month

8.2

1 Reviews

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Terms and conditions, privacy policy, GDPR tickbox in checkout Show more

AgreeBox: Terms at Checkout is a powerful Shopify app designed to enhance compliance and streamline the customer checkout process through seamless integration of a mandatory terms acceptance checkbox. This app offers a user-friendly drag-and-drop functionality, allowing merchants to effortlessly place the checkbox either above or below the checkout page in perfect harmony with Shopify’s theme customizer. With enhanced compliance alerts, sellers can create customizable error messages in red, ensuring that customers cannot proceed without agreeing to the terms and conditions. The app also provides total control with an on/off toggle and a rich text editor for customizing the checkbox text, making it adaptable to varying business needs. Additionally, AgreeBox records timestamped compliance, documenting the exact date and time of each customer's agreement, which is vital for order verification and future reference. Overall, AgreeBox offers an easy, effective way to enhance your compliance processes and provide a smoother checkout experience for your customers.

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Mandatory terms checkbox

Drag-and-drop placement

Enhanced compliance alerts

Customizable checkbox

Timestamped compliance

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STKY ‑ Sticky Add To Cart Bar

$6.99-$18.99 / Month

9.1

475 Reviews

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Sticky Add to Cart, Buy Button, Cart Slider & Cart Upsell Show more

Sticky Add To Cart Booster Pro is a powerful Shopify app designed to enhance cart conversion rates and reduce cart abandonment on your store. With features like the always-visible Sticky Add To Cart Bar, customers can easily add products to their cart without having to navigate away from their current page. The Quick Buy Button streamlines the purchasing process by allowing swift purchases directly on product pages, while the Sticky Checkout Bar offers a convenient cart overview to improve user experience. The app also includes an Ajax Slider Cart Drawer that facilitates upselling and cross-selling, helping to increase the average order value. Additionally, the Quick View feature allows customers to seamlessly view and modify their cart with just a click. Overall, Sticky Add To Cart Booster Pro combines multiple features to optimize the shopping journey and maximize sales for Shopify store owners.

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Sticky add to cart

Quick view

Quick buy button

Ajax cart slider

Sticky checkout bar

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AOD Wholesale Cart Saver Share

$14.99 / Month

6.6

11 Reviews

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Save customers carts across all devices & allow them to share. Show more

The AOD Wholesale Cart Saver Share app is an innovative solution designed to enhance the B2B buying experience by allowing customers to save, edit, and collaborate on multiple shopping carts without losing progress. This feature is especially beneficial for businesses making repeat purchases or managing large orders involving multiple parties. With Cart Saver, customers can share their carts, enabling team members or other collaborators to add items or make modifications, streamlining the purchasing process. Store owners can also access the contents of a cart to provide better support and customer service. Additionally, the app offers the ability to convert saved carts into draft orders, facilitating seamless order completion. Users can further benefit from the analytical tools provided, which offer insights into which products are frequently saved, aiding in inventory and sales strategy planning. Overall, Cart Saver enhances efficiency, collaboration, and customer satisfaction in the B2B purchasing journey.

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Save and edit carts

Share and collaborate

Convert to draft orders

View cart metrics

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Share Cart: Link, Social, Chat

$5 / Month

8.2

5 Reviews

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Visitors can share their built carts with others Show more

Share Cart by Moonloon is a versatile app designed to enhance the shopping experience by enabling easy cart sharing. With its integrated "Share Cart" link, customers can effortlessly share their cart contents with friends, family, or colleagues. Once shared, the recipient can open the link, and all the items from the original cart are automatically added to their cart, facilitating seamless group shopping and collaboration. The app provides valuable insights by allowing users to track shared items, the location from where the cart was shared, and whether the shared link was opened, along with the recipient’s details. Share Cart supports sharing through popular social media platforms and messaging apps, making it convenient for users to collaborate on purchasing decisions. This feature makes coordinated shopping simpler, whether it's for event planning, gift selections, or bulk buying. By refining the cart-sharing process, Share Cart by Moonloon enhances both personal and collaborative online shopping experiences.

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Cart sharing

Group shopping

Location tracking

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Checkout Guard

$10 / Month

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Ensure Customer Consent with Checkout Guard Show more

Checkout Guard is an essential app for merchants who need customers to agree to terms and conditions at checkout. It simplifies the compliance process by introducing a mandatory checkbox that customers must tick to proceed with their orders. This app not only ensures legal compliance but also securely records the customer's acceptance in the order's metafield for easy reference. Such a feature is crucial for businesses that require legal agreements, as it helps safeguard the enterprise while delivering a smooth shopping experience for the customer. Additionally, the app allows customization of the checkbox text to align with specific terms, enhancing clarity and relevance to your business. The app seamlessly integrates with your existing checkout process, making it an effortless addition to optimize legal safety and efficiency in transactions.

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Easy integration

Customizable text

Mandatory checkbox

Recorded consent

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LaunchLab Cart Upsell & Bundle

$19-$59 / Month

8.2

9 Reviews

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Sell more with Product Bundles, Cart Upsells & Volume Discount Show more

Webee: Product Bundle & Upsell is a powerful e-commerce tool designed to help online store owners significantly boost sales and maximize profits through strategic upselling techniques. With features like unlimited Product Bundles and Volume Discounts, businesses can offer attractive deals that encourage customers to purchase more. The app's Cart Upsells and Cart Drawer Upsells further enhance the shopping experience by suggesting additional products just when buyers are finalizing their purchases. Designed by fellow e-commerce entrepreneurs, Webee ensures a user-friendly setup and customizable features like sticky add-to-cart buttons and brand-aligned Cart Drawers. Store owners can also benefit from professional designs known to convert highly, alongside detailed analytics for performance tracking. Whether you aim to increase average order value or conversion rates, Webee provides tools tailored to your business needs.

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Customizable design

Detailed analytics

Product bundles

Volume discounts

Sticky add-to-cart

Cart upsells

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Shopify cart modification apps

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Showing 100 to 120 of 511 Apps

Shift ‑ Cause in Commerce

upnova ‑ Bundles, Cart Upsell

Also Bought CBB

Shake Add to Cart Button ‑ Pop

Field Flex

GA Buy Now Button‑Buy Button

Terms and Conditions checkbox

Checkout Extensions Plus

C: Bulk Add to Cart

Reorder Pro – Buy Again B2B

RT: Terms and Conditions Box

Buy Me ‑ Sticky Buy Button

DS Sort Hide Payment Shipping

カクレルペイ | 決済方法の非表示、並び替え、名前変更

AgreeBox: Terms at Checkout

STKY ‑ Sticky Add To Cart Bar

AOD Wholesale Cart Saver Share

Share Cart: Link, Social, Chat

Checkout Guard

LaunchLab Cart Upsell & Bundle

Frequently Asked Questions (FAQ)

1. What are Shopify cart modification apps?

2. How can these apps improve customer experience?

3. Can cart modification apps help increase sales?

4. Are these apps easy to integrate with my existing Shopify store?

5. Is there customer support available for these apps?

6. Do these apps offer customization options?

7. Are cart modification apps secure?

8. How can I choose the right app for my store?

9. Will using these apps affect my store's performance?

10. Are there free options available?