Top Free Shopify One-click Checkout Apps 2025

Create a Buy Button for any product or collection to add to a website or blog. The Buy Button editor allows you to match your brand's style and colors, generating quick checkout links that direct shoppers to your checkout page. Easily share links via email, direct message, or social media.

• Seamless Integration: Add Buy Buttons to your website or blog and align them with your existing brand aesthetics using the intuitive editor.
• Quick Checkout Links: Direct shoppers swiftly to the checkout page by sharing links through various platforms like emails and social media.
• Customization Options: Personalize fonts, colors, and layouts to reflect your brand’s style on any webpage.
• Efficient Updates: Modify product details directly within Shopify without needing to adjust your website’s HTML code.
• Sales Tracking: Monitor sales performance via the Home sales overview and Analytics pages.

The app excels in providing a flexible and user-friendly solution for integrating e-commerce functionality into various web platforms. User reviews highlight its ability to generate separate codes for collections, ease of brand customizations, and contribute positively to business aesthetics, creating a significant edge over competitors. Users appreciate its functionality, even suggesting enhancements for even smoother operations.

EA • Sticky Add To Cart Upsell is designed to enhance conversion rates with its interactive side cart upsells and visible Add to Cart button. It facilitates seamless shopping experiences by offering features like one-click checkout and a sticky cart that ensures a non-intrusive cart overview on product pages. These features aim to reduce cart abandonment and boost sales by enabling smooth upselling and cross-selling opportunities.

• Sticky Add to Cart Bar: Keep the Add to Cart button always visible to guide customers smoothly towards checkout and reduce cart abandonment.
• Mini Side Cart with Upsell: A convenient, slide-out cart that offers upsell product recommendations without interrupting the shopping flow.
• Quick Buy Button: Allows customers to add items to their cart with a single click from any page, enhancing the speed and ease of the purchasing process.
• Sticky Cart: Ensures that the cart remains visible and easily accessible, allowing customers to view and edit their selections effortlessly.
• One Click Checkout & Extra Features: Streamlines the buying process with features like countdown sale banners and animated prompts, maximizing sales potential.

The app's outstanding advantages, as highlighted by user reviews, include exceptional customer service that addresses custom needs swiftly, extensive customization options, and a user-friendly interface that integrates seamlessly with any theme. Users also appreciate its cost-effectiveness, particularly for small businesses, and the extensive features it offers without additional charges. Overall, EA's sticky cart stands out for its comprehensive design options and ease of use.

The Square Sticky Add to Cart Bar app is designed to enhance your online store's shopping experience by keeping the Add to Cart button always visible as customers browse, thereby increasing the likelihood of conversions. Thanks to its easy setup and customization options, you can tailor the bar's color, size, and position to seamlessly blend with your store’s branding. The app efficiently works on both mobile and desktop platforms, reducing purchase abandonment and fostering a smooth buying process. Additionally, you can track valuable analytics such as clicks, CTR, orders, and revenue directly within the app, offering insights into your store's performance. With automatic integration for multiple languages and currency conversion, it provides a global reach without added complexity. This app helps in maintaining a consistent and user-friendly shopping environment, ultimately aiming to boost sales and customer satisfaction.

CRO Cart Upsell & Free Gifts is designed to transform your cart into a revenue-boosting powerhouse by significantly reducing cart abandonment and increasing conversion rates. This app offers a lightning-fast, 0-redirect customizable cart slider packed with personalized upsells, free gifts, and AI-recommended cross-sells. By providing irresistible offers, bulk discounts, and free gift unlocks, it ensures that customers find compelling reasons to complete their purchases. The app incorporates battle-tested strategies from successful seven and eight-figure e-commerce stores, contributing to heightened revenue. Additionally, it features a dynamic progress bar that tracks free shipping and gift goals, alongside fully customizable fonts, colors, and sticky checkouts. With its ultra-fast experience, it seamlessly integrates without slowing down store or page speed, ensuring a smooth user experience.

V1 Cart Page & Drawer is an innovative app designed to enhance your online store's cart interface by replacing the standard theme cart page and drawer with a streamlined, high-converting alternative. Seamlessly integrating into your existing design and fonts, this app offers powerful features with minimal impact on your website's performance. It calculates shipping costs and delivery times, and offers basic discount functionality, ensuring customers see transparent pricing. To boost sales, it allows you to define maximum order quantities for cart items and displays progress bars for free shipping and gifts, encouraging higher cart values. The app also provides customization options, allowing you to tailor the layout or add custom CSS according to your brand's needs. Additionally, it upsells automatically matching products and displays a customized estimated delivery date, benefits, and any necessary legal text, creating a cohesive and engaging shopping experience.

Zeno Sticky Add To Cart is an intuitive app designed to enhance the shopping experience on your online store's product pages. By integrating a sticky add-to-cart button, it allows customers to effortlessly add items to their cart without the hassle of scrolling up and down. The button is fully customizable, enabling you to tailor its appearance to seamlessly fit your store's design aesthetics. With a focus on mobile optimization, Zeno Sticky Add To Cart ensures smooth and efficient shopping for on-the-go customers. The app integrates flawlessly with your existing store themes, requiring no complex coding or design changes. Try Zeno Sticky Add To Cart today and provide your customers with a seamless, user-friendly shopping experience!

Buy Now ‑ Redirect To Checkout is a powerful ecommerce tool designed to streamline the online shopping experience, maximizing conversions for your store. With a one-click checkout floating icon, customers can swiftly proceed to checkout, enhancing their shopping journey whether they are adding new products to their cart or already have items ready to purchase. By enabling the Quick Checkout Button alongside an engaging countdown timer, your store can create urgency and motivate customers to complete their transactions quickly. This app also features an optional auto-redirect to the checkout upon adding items to the cart, further reducing friction in the buying process. In addition to simplifying checkout, the convenient floating icon remains accessible throughout browsing, ensuring customers always have a seamless path to purchase. Experience higher conversion rates and enhanced customer satisfaction with the Buy Now ‑ Redirect To Checkout app, as it effortlessly guides shoppers from cart to checkout.

The "Truecaller Number Verification" app by Truecaller is designed to enhance the user experience on your web store by verifying user information during the checkout process. This plugin automatically populates customer details like verified phone number, name, and email, streamlining the purchasing journey and ensuring authenticity. By integrating this app, businesses can significantly reduce verification costs and Return-to-Origin (RTO) rates as it enlists already verified users. The app also helps optimize marketing efforts by minimizing user drop-offs linked to verification failures. Notably, it offers a simple, plug-and-play solution that requires no technical expertise for integration, making it accessible for all types of online stores. Enhance customer satisfaction and operational efficiency with this seamless addition to your e-commerce platform.

Cartista AI Upsell Cross Sell is a dynamic app designed to boost your store's sales by integrating upsell and cross-sell add-ons directly onto your product or cart pages. With the choice of AI-powered recommendations or manually curated products, this app enables you to strategically increase your average order value (AOV) by presenting customers with enticing add-to-cart offers at critical moments. The app allows you to display offers seamlessly on both product and cart pages, giving you the flexibility to tailor your sales approach. You can track upsell performance and AOV, gaining valuable insights into your sales strategies. Additionally, Cartista provides a fully customizable design to match your store's aesthetics, backed by fast and reliable U.S.-based support to ensure smooth functionality.

Extendons Direct Checkout is an innovative app designed to enhance the user experience of online stores by streamlining the checkout process. Say goodbye to lengthy purchase steps; with this app, customers can complete their transactions in a single click. The "Buy It Now" button and direct checkout link facilitate faster purchases, potentially increasing sales conversion rates and customer satisfaction. Additionally, the app offers customization options for the "Buy It Now" button, allowing businesses to reflect their brand identity. It also features a mobile-responsive design, ensuring a seamless experience for customers on any device. With personalized purchase displays, the app not only enhances the checkout process but also boosts upselling opportunities.

RapidCart is a powerful app designed to enhance online shopping experiences and drive sales growth by incorporating essential sales features. It significantly streamlines the purchasing process by minimizing the steps needed to complete a transaction, thus boosting conversion rates. Key features include sticky "Add to Cart" and "Checkout" bars that remain visible, offering customers a seamless and uninterrupted shopping experience. These features also help reduce cart abandonment by simplifying navigation and keeping important actions always within reach. The app's intuitive cart drawer allows customers to effortlessly view and modify their carts, leading to faster checkouts. Additionally, the Quick Buy Button provides an efficient way for shoppers to immediately make purchases right from the product image on catalog pages. Overall, RapidCart simplifies the checkout process, effectively enhancing user experience and promoting quicker, more efficient transactions.

XB: Sticky Add to Cart Upsell, also known as Xboost, is designed to enhance Average Order Value (AOV) and Conversion Rate (CR) with targeted features. It employs AI-Powered Cart Upsell to suggest relevant products, offers Cart Addons like Shipping Protection, and includes tools like a Free Shipping Bar and Sticky Add to Cart for boosting sales and maintaining easy access to the cart.

• AI-Powered Cart Upsell: Suggests relevant products to efficiently increase order value.
• Cart Addons (Shipping Protection): Provides added security with shipping protection options.
• Sticky Add to Cart Button: Keeps the button visible to continually boost conversion rates.
• Express Payment: Streamlines the checkout process for a better customer experience.
• Trust Badges and Announcements: Builds customer trust and prompts quick actions with countdowns.

The XB: Sticky Add to Cart Upsell app stands out for its flawless performance, user-friendly design, and impressive support team. Users highlight the app’s reliability, ease of use, and the exceptional responsiveness of the customer support. The combination of powerful features and effective support makes it a highly recommended solution for boosting e-commerce efficiency and sales.

Kaching Post Purchase Upsell is a seamlessly integrated app that allows customers to take advantage of compelling offers immediately after their purchase, requiring no additional payment information—just a single click. It offers easy personalization of product recommendations using diverse triggers for enhanced customer satisfaction.

• One-Click Upsell: Customers can effortlessly accept post-purchase offers without re-entering payment details, simplifying the buying experience.
• Customizable Offers: Merchants can tailor upsell offers to align with their store's brand and target specific customer segments with ease.
• Personalization Triggers: The app offers various targeting rules like minimum order value and UTM tags to effectively customize recommendations.
• No Coding Needed: Users can create upsell offers without any technical knowledge, making the setup process quick and straightforward.

The app's outstanding advantages, as reflected in customer reviews, emphasize its ease of use and significant impact on increasing revenue. Users appreciate its seamless integration, highlighting that it requires minimal effort to set up while delivering immediate results in customer engagement and sales uplift.

Fast Checkout Cart Upsell+Gift is an AI-powered app designed to enhance sales through upselling and cross-selling. It offers features that entice buyers by providing them with an optimized cart experience, real-time analytics, and seamless multi-language support.

• Upsell Cart Drawer: Efficiently encourages additional purchases with an intuitive cart interface.
• Real-time Activity & Analytics: Provides in-depth insights into shopper behavior for data-driven decisions.
• Countdown Deals & Promotions: Creates urgency to improve conversion rates.
• Auto-custom Integration: Easily integrates with third-party apps for a cohesive store experience.
• Multilingual Support: Seamlessly caters to diverse audiences with multi-language capabilities.

Outstanding advantages of the app include its flawless performance in optimizing store operations and exceptional customer support, praised for being friendly and resolving issues promptly, thereby earning high user recommendations.

Echo: Checkout Blocks & Bundle is a transformative app designed to enhance the checkout experience on your Shopify store. Leveraging advanced AI technology, this app provides personalized product recommendations to boost sales and increase customer satisfaction. It includes features like checkout surveys and feedback collection, allowing you to gather valuable customer insights. Enhance your store's visual appeal with custom image banners and offer enticing discounts, free gifts, and bundle deals. The app supports Shopify functions, making it easy to create mix and match bundles and volume discounts. Additionally, with checkout branding and customization options, particularly for Shopify Plus users, you can create a fully tailored checkout experience. Try Echo today for free and revolutionize the checkout experience for your customers.

The Pasilobus Sticky Cart app is designed to keep your cart visible on your store, reducing abandoned carts and boosting sales. By allowing customers easier access to their cart for editing and checkout, it seamlessly integrates with existing store setups to enhance customer shopping experiences efficiently.

• Always Visible Cart: Keeps the shopping cart visible throughout the customer journey, reducing cart abandonment.
• Easy Access and Fast Checkout: Simplifies the shopping process, increasing conversion rates by enabling quicker checkouts.
• Effortless Customization: Provides easy customization options using your store's Theme Editor.
• Insightful Analytics: Offers click tracking and customer behavior insights for better decision-making.
• Performance Optimization: No impact on website speed, fully compatible with Online Store 2.0.

According to reviews, Pasilobus Sticky Cart notably boosts sales and reduces cart abandonment rates, praised for its seamless integration and user-friendly customization capabilities. Users have emphasized the app's effective performance without compromising website speed, making it a valuable tool for store optimization.

Instant Buy ‑ Ajax Mobile Cart streamlines the purchasing process by allowing shoppers to quickly add products to their carts with a one-click checkout feature, while also supporting integration with marketing tools and providing insightful analytics.

• Quick Checkout: Shoppers can easily add items and proceed to checkout with one click, enhancing the buying process.
• Custom Redirects: Instantly guide visitors to vital pages like product details, discounts, or restock alerts for seamless browsing.
• Analytics Integration: Embed your Facebook Pixel ID and Pinterest Tag to the cart button to leverage marketing data.
• Impression Tracking: Gain insights into customer interactions through tracking impressions and clicks on the sticky cart button.
• Customizable Design: Tailor button text, font, and color for unified theme integration while maintaining optimum website performance.

The app's outstanding advantages, as reflected in user reviews, highlight its user-friendly interface and significant increase in conversion rates. Users appreciate the seamless integration with major marketing tools and value the performance insights provided by detailed analytics.

The MS: Sale and Conversion Booster app is designed to enhance user experience by making it easier for customers to find and use add-to-cart and buy now buttons, thereby increasing conversion rates, average order value (AOV), and sales.

• Sticky Add to Cart and Buy Now button: Easy access to purchase options on product and collection pages to promote quick decisions.
• Floating Cart Booster: Enables customers to view and access their cart instantly from any page.
• Sticky Checkout Bar on Cart: Facilitates a quicker and more seamless checkout process.
• Mini Cart Icon on Collection Page: Provides instant checkout options for faster purchasing.
• One Click Checkout: Streamlined ordering similar to Amazon for swift order placement.

The app has received rave reviews for its effectiveness in reducing cart abandonment and enhancing user engagement through intuitive interface features. Users have praised the visually appealing button animations and the overall boost in sales metrics, rating it highly across customer feedback platforms.