Your checkout page is the most critical page in your entire Shopify store. Before adding apps, it helps to know exactly how to edit your Shopify checkout page natively - what standard plans can change vs. what requires Shopify Plus. Everything else - your homepage, your product pages, your marketing campaigns - exists to get customers to that single point. When shoppers abandon at checkout, it's not just a missed sale. It's a failure of everything that came before it. Even small friction points - an extra step, a missing payment option, a lack of trust signals - can send a customer elsewhere.
Shopify's native checkout is solid, but it's not optimized for every store. The best Shopify checkout apps fill the gaps: adding upsells and cross-sells, displaying trust badges, offering post-purchase promotions, collecting custom information, enabling one-click purchasing, and reducing abandonment through smarter design. For Shopify Plus stores, customization goes further, but even on standard plans the right app makes a measurable difference.
This guide covers the best checkout apps for Shopify available now - what each one does, who it's built for, and how to decide which tools are right for your store.
Best Checkout Apps for Shopify - Our Lists:
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Warnify Pro Warnings
If you're operating a Shopify store and are keen on keeping your customers up-to-date with shipping delays or product availability, Warnify Pro Warnings is the tool you need. Designed to display clear and understandable warning popups when products are added to the cart or before checkout, it ensures that your customers are always well-informed.
Whether you need global warnings or prefer to target specific products, variants, or collections, Warnify allows for precise targeting. You can even customize these warnings for particular countries, states, or provinces. With options to tweak the warning design, buttons, icons, and content, Warnify Pro Warnings lets you keep your brand's aesthetic intact while enhancing customer communication.
Warnify Pro Warnings Highlights:
- Clear, customizable warning popups enhance the customer checkout experience.
- Targeted warnings improve relevance by focusing on specific products, variations, and geographic locations.
- Responsive customer support ensures any issues are swiftly addressed.
Cartly Slide Cart Drawer
Designed by CRO experts, Cartly Slide Cart Drawer is your go-to choice to boost your Shopify store's conversion rate and average order value (AOV) effortlessly. It's packed with features that not only allow upselling and cross-selling directly in the cart but also support popular payment installment providers like Affirm, Klarna, and AfterPay. You'll love its one-step checkout button and the flexibility offered by a sticky Add to Cart feature.
The app ensures a smoother buying experience with a one-page checkout and includes an 'I agree to terms' checkbox, catering to payment processor requirements. Plus, with a free plan option that comes with a 7-day trial and transparent, upfront pricing, Cartly makes improving your online store's efficiency both easy and affordable.
Cartly Highlights:
- Developed by CRO experts to optimize conversion rates and increase AOV.
- Supports popular payment installment providers, facilitating easier customer purchases.
- Offers a seamless one-page checkout process, improving the overall buying experience.
- Features a sticky Add to Cart button for enhanced shopping flexibility.
- Includes a free plan option with a 7-day trial, making it accessible and cost-effective.
Fast Checkout
Elevate your online business with the Fast Checkout app, the ultimate solution for Shopify retailers looking to enhance their checkout experience. This innovative app is equipped with a myriad of features designed to boost your sales and increase the average order value.
From the Upsell Cart Drawer that encourages additional purchases to Countdown Deals that create urgency, and Shipping Protection that fosters trust, this app has it all. It brilliantly addresses cart abandonment with Sticky Cart Buttons and Cart Reminder Tabs, ensuring your customers proceed to checkout. Plus, the enticing Free Gifts With Purchase feature motivates customers to spend more.
Powered by AI, its customizable and user-friendly interface seamlessly integrates with your store's theme, supported by a dedicated and responsive team. With its reasonable pricing and app compatibility, Fast Checkout is engineered to enhance your store's conversion rates without compromising checkout speed.
Fast Checkout Highlights:
- Features like Upsell Cart Drawer and Countdown Deals designed to significantly boost sales.
- Effectively addresses cart abandonment with Sticky Cart Buttons and Cart Reminder Tabs.
- AI-powered for a seamless integration with your store's theme, ensuring a smooth user experience.
- Offers enticing incentives such as Free Gifts With Purchase to encourage higher order values.
- Reasonable pricing and app compatibility, designed to improve conversion rates without affecting checkout speed.
Koala Skip To Checkout
Koala Skip To Checkout stands out as a revolutionary eCom app designed for retailers focused on minimizing cart abandonment and amplifying sales figures. By providing a direct route to checkout, this app significantly shortens the purchase process, catering specifically to customers' impulse buying tendencies. The app isn't only efficient in enhancing sales, but also effective in offering a streamlined, customizable checkout experience.
At a competitive price of $4.99/month following a 3-day free trial, Skip to Checkout integrates seamlessly into any store setup without requiring any coding expertise. Its commendable rating of 4.7 out of 5 attests to its capability in boosting conversion rates and the exceptional support provided to its users.
Koala Skip To Checkout Highlights:
- Directly leads customers to checkout, effectively bypassing the cart page to increase sales.
- Integration is straightforward, requiring no coding skills, which makes it suitable for retailers at all technical proficiency levels.
- Offers high customization options for the 'Add to Cart' button, facilitating a personalized shopping experience conducive to higher conversion rates.
- Praised for its role in significantly lowering abandoned carts and improving the overall checkout experience for customers.
BeSure Checkout Rules
If you're operating a Shopify store and aim to fine-tune your checkout experience to perfectly match your customer's preferences, BeSure Checkout Rules is your ultimate solution. This tool provides unmatched customization capabilities, including the flexibility to adapt shipping and payment methods based on specific criteria.
Whether it's modifying shipping and payment options based on cart total, weight, address, items in the cart, or tags, BeSure Checkout Rules has got you covered. You can easily reorder, rename, or hide certain methods at the checkout, and even set a default pre-selected shipping or payment method for a smoother transaction flow.
Additionally, it allows you to conceal express payment options like PayPal and Shop Pay at the checkout information page, offering you the freedom to streamline your checkout process as needed while maintaining an impressive 4.9 out of 5 stars rating from satisfied users.
BeSure Checkout Rules Highlights:
- Customizes the checkout experience based on a variety of conditions such as cart total and product tags.
- Enables setting a default pre-selected shipping or payment method to simplify the checkout process.
- Boasts a high user satisfaction with an overall rating of 4.9 out of 5 stars, demonstrating its effectiveness and reliability.
Checkout Blocks
Customizing your Shopify Plus checkout and thank-you pages becomes effortless with Checkout Blocks. This tool empowers merchants to significantly enhance their online store's user experience by offering drag-and-drop functionality for adding upsells, free shipping offers, and custom content.
Designed specifically for Shopify Plus, Checkout Blocks integrates smoothly, providing the ability to segment customers based on various criteria for a highly personalized shopping experience. This isn't just about enhancing the checkout process; it's about strategically boosting your average order value and conversion rates with a smooth, no-code customization approach.
Checkout Blocks Highlights:
- Drag-and-drop functionality makes it simple to customize checkout and thank-you pages.
- Customer segmentation allows for a personalized shopping experience.
- Helps increase average order value with strategic upsells and AI product recommendations.
- Designed exclusively for Shopify Plus, ensuring seamless integration.
UpsellPlus Checkout
UpsellPlus Checkout is a robust solution for Shopify store owners looking to boost their checkout efficiency. It offers customizable upsell features and ShopBrain automation, designed to enhance the checkout process and increase sales. The app starts at $49 a month, with a 7-day free trial. It has a stellar 5.0 user rating, reflecting its effectiveness and high user satisfaction.
With UpsellPlus, you can customize your checkout with appealing upsells, including subscriptions, and automate these offers using ShopBrain. Adding order bumps becomes straightforward, improving the shopping experience for your customers. Exceptional customer service is also available to provide prompt responses and efficient problem-solving.
UpsellPlus Checkout Highlights:
- Customizable checkout upsells, including subscription options, for enhanced customer engagement.
- Integration with ShopBrain for effortless automation of the upselling process.
- A 7-day free trial allows you to test the app's features and benefits before committing.
- Stellar 5.0 user rating, indicating high user satisfaction and effectiveness.
- Exceptional customer support ensures prompt and efficient resolution of any issues.
Post Checkout Upsells & Promos
If you're looking to elevate your store's average order value, Post Checkout Upsells & Promos is the perfect solution. It enriches the shopping experience with one-click upsell promotions immediately after payment. The app starts with a free plan coupled with a 7-day trial, offering immense value right from the start.
It utilizes a comprehensive set of visibility rules, enabling you to present customers with single or multi-product upsell promotions post-payment. The inclusion of A/B testing facilitates the optimization of these upsells for enhanced effectiveness. Highly customizable visibility settings empower you to target specific customer segments with precision, controlling the timing and frequency of your offers to match your business goals.
Post Checkout Highlights:
- Accessible to businesses of all sizes with a free plan and a 7-day trial.
- A collection of highly robust visibility rules for targeted, effective promotions.
- Built-in A/B testing capabilities to optimize upsell strategies and improve conversion rates.
- Highly customizable visibility settings for precise targeting and improved customer experience.
qikify Checkout Customizer
Shopify Plus store owners seeking to elevate their customer's checkout experience will find a valuable ally in the qikify. This tool provides unparalleled customization for payment and delivery methods at no extra cost, making it an essential asset for stores aiming to refine their checkout process.
It excels in collecting customer information through Custom Fields and boosting checkout upsells with Product Offers, all while ensuring a streamlined process that effectively reduces cart abandonment.
With a free plan accessible to all Shopify plans and a tailored $99/month or $950.40/year option for Shopify Plus stores, it's both accessible and beneficial. Its user-friendly interface and exceptional support have earned it high praise in customer reviews, making it a top recommendation. Moreover, its compatibility with Shopify and focus on creating unique buying experiences make it an excellent choice for enhancing store performance.
qikify Checkout Customizer Highlights:
- Offers free customization of checkout payment and delivery methods for all Shopify plans.
- Enables the collection of customer information and improvement of upsells with Product Offers at no additional cost.
- Boasts a user-friendly interface and exceptional support, leading to high customer satisfaction.
- Designed to reduce cart abandonment effectively with its streamlined checkout process.
- Compatible with Shopify, assisting in the creation of unique buying experiences.
Buy Button
Buy Button app streamlines the shopping experience by adding an animated "Buy Now" button directly on product pages. This feature allows customers to bypass the cart page, leading directly to checkout, speeding up the purchasing process. It's designed to reduce cart abandonment and boost sales, making it a valuable tool for Shopify store owners.
With easy installation and no coding required, the app also offers customization options to match the store's branding. The "Buy Now" button can be added to product, collection, and home page products, enhancing visibility and accessibility. Analytics for the button clicks are provided, giving insights into user behavior and the button's performance.
Buy Button Highlights:
- Animated "Buy Now" button on product pages.
- Bypass cart for direct checkout.
- Easy one-click installation, no coding required.
- Customizable button design to match store branding.
- Provides button analytics for performance insights
Balance by Carbon Checkout
Balance by Carbon Checkout enhances the Shopify checkout experience by allowing customers to offset their carbon footprint with a single click. This integration not only elevates the brand through cause marketing but also increases customer loyalty by communicating sustainability efforts. It represents a seamless blend of e-commerce functionality and environmental responsibility.
The app has grown into one of the largest carbon offset distribution networks since its launch in 2015, demonstrating its effectiveness and popularity among Shopify store owners. By offering an easy way for customers to contribute to carbon offsetting, it adds a feel-good factor to the shopping experience. This feature is appreciated by both merchants and customers, fostering a positive brand image and contributing to global sustainability efforts.
Balance by Carbon Checkout Highlights:
- Integrated carbon offsetting at checkout.
- Elevates brand with cause marketing.
- Increases customer loyalty through sustainability communication.
- Easy one-click carbon footprint offset for customers.
- Supports global sustainability efforts.
What Should You Look For in the Best Shopify Checkout Apps?
Compatibility With Your Plan Level
Some of the most powerful Shopify checkout apps - including Checkout Blocks and advanced checkout scripting - are exclusively available on Shopify Plus. Before committing to an app, verify it works with your current plan. Most apps on standard plans focus on the cart experience, sticky buttons, and post-purchase upsells rather than native checkout customization.
Does It Solve Your Specific Problem?
Start with your biggest checkout problem. High abandonment rates call for different tools than low average order value. Identify the single biggest issue - missing payment options, no upsell opportunity, lack of trust signals - and choose the app built specifically for that before adding anything else.
Conversion Rate Impact
A streamlined process, improved user-friendliness, and reduced cart abandonment are the metrics that matter. Look for apps with documented conversion rate improvements and review case studies or app store reviews that reference specific AOV or conversion lifts. Fast loading times and responsive mobile checkout are non-negotiable.
Pricing Transparency
Understand what you're paying for before installing. Some apps charge a percentage of revenue generated, which can become expensive at scale. Others use flat monthly fees. Always check whether the pricing tier you'd realistically need is actually affordable relative to the revenue lift the app provides.
App Combinations That Work Well
The best-performing Shopify stores typically run two or three complementary checkout apps together: one for cart optimization, one for post-purchase upsells, and one for trust and payment flexibility. Avoid stacking multiple apps that do the same thing, as this can create conflicts and slow your checkout page.
Conclusion: Best Checkout Apps for Shopify
By the time a customer reaches checkout, you've already done the hard work of getting them there. The job of a good Shopify checkout app is to make sure nothing gets in the way - and ideally, to make them spend a little more while they're at it.
The apps on this list tackle checkout optimization from different angles. Some focus on reducing friction, others on increasing order value, and others on building trust. Start with your biggest checkout problem, choose the best checkout app for Shopify built to solve it, and measure the impact before adding more tools.
