Best 4 Checkout Apps for Shopify in 2025
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In 2025, the most important things people consider when doing online shopping are no longer just about price or product quality. Today, it’s all about how easy, fast, and secure the experience feels and one section stands out more than any other: the checkout.
While user experience, design, and mobile responsiveness all matter, studies show that nearly 70% of online shopping carts are abandoned, and almost 55% of those reasons are directly related to the checkout process. Common issues include a checkout that’s too long or complicated, lack of trust in the payment system, and not offering enough payment methods.
Customers today expect a frictionless checkout: fast load times, minimal form fields, multiple payment options, and clear progress indicators. If your checkout process isn’t perfect, you’re losing sales. Just think about how many problems you could solve by choosing the right checkout apps for your e-commerce store.
In this article, we’ll dive into the checkout apps that are truly worth your time in 2025, tools designed to simplify the process, increase conversions, and improve your customer’s final step in the buying journey.
What to Know Before Choosing Checkout Apps
Selecting right checkout apps can significantly impact your customer’s purchasing experience. There are some little nuances that should be considered before choosing checkout apps. Let’s highlight some of them.
1. Shopify Plan Compatibility
Not all checkout apps are available to every Shopify user. For example, checkout extensions and advanced customizations are often limited to Shopify Plus. Always double-check whether the app works with your current plan before investing time or money.
2. Mobile Optimization
With the majority of users shopping on smartphones, a checkout app that isn’t fully mobile-responsive can hurt your conversions. Test how the checkout looks and functions on different devices before committing.
3․ Customization Flexibility
Can you change colors, layout, or messaging to fit your brand? Good checkout apps should allow for branding and UX customization without needing to write code.
4. Speed & Performance
The checkout process needs to be lightning-fast and stable. Even a 1-second delay can ruin conversion rates. Choose apps known for performance and reliability.
5. Security & Trust Signals
Your checkout is where trust matters most. Look for apps that support SSL encryption, secure payment gateways, and trust badges that give customers peace of mind.
6. Payment Options
Modern shoppers expect flexibility. Make sure the app supports multiple payment methods: digital wallets like Google Pay, Apple Pay, and Buy Now, Pay Later services.
7. Third-Party App Compatibility
Make sure the checkout app plays well with your existing Shopify apps, especially for upselling, subscriptions, or shipping calculators.
8. Support & Reputation
Choose apps with excellent customer ongoing updates, and strong user feedback. A responsive support team can save you hours when something goes wrong.
We did the hard work for you and found the top 4 checkout apps in Shopify. So in the next sections, we will analyze them one by one.
1. Checkout Plus
Checkout Plus stands out among today’s top checkout apps by letting you personalize every step of the buying journey.
Checkout Plus allows adding upsells and trust badges, and enabling gift messages and delivery notes, this app helps build customer confidence while increasing your average order value. You can also customize payment and shipping methods based on specific rules, and tailor the Thank You and Order Status pages for a seamless post-purchase experience.
Checkout Plus also allows users to display custom messages during checkout, show delivery instructions, and highlight security with trust indicators. As you remember these were the most crucial things that customers consider.
The app also allows conditional logic to hide or show payment and shipping methods depending on customer selections, cart value, or location. It's an ideal solution for merchants who want more control, better conversions, and a checkout experience that feels personal and smooth.
Pricing
Development Stores – Free
Basic – $19.99/month (or $179.99/year — save 25%)
Plus – $39.99/month (or $359.99/year — save 25%)
Advanced – $49.99/month (or $449.99/year — save 25%)
Rating: 4.8 stars out of 5 (44 reviews).
2. Shopify Checkout Blocks
The next checkout app in our listicle is Shopify Checkout Blocks. No matter your level of coding experience, you can quickly personalize your checkout in just a few minutes.
This Shopify checkout app works seamlessly with the latest themes.
Take a note that only Shopify Plus merchants can customize checkout.
Shopify Checkout Blocks is a powerful solution designed exclusively for Shopify Plus merchants, that offers deep customization options for your checkout and post-purchase pages.
With this app, you can customize key elements of the customer journey using flexible content blocks and advanced configuration settings:
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Thanks You & Order Status Page Customization
Add personalized content, promotional messages, or important information directly to your post-purchase pages.
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Custom Checkout Experience
Leverage content blocks and custom fields to create a branded and seamless checkout flow tailored to your business needs. -
Order & Shipping Discounts
Set up custom discount rules to encourage higher conversion rates and increased order values. -
Delivery & Payment Method Control
Hide, rename, or reorder delivery and payment options to better match your logistics strategy and improve clarity for customers. -
Address Validation & Order Rules
Enforce specific address formats, set order value limits, and reduce fulfillment errors with smart checkout validations.
Pricing
Free
Rating: 3.8 stars out of 5 (88 reviews)
3. C Builder I Checkout Upsells!
With Checkout Builder, you can enable upsells on your checkout page, apply additional sections, add discounts, and even customize payment and delivery options, all for free.
As a reminder, custom sections can only be added to Shopify Plus stores because of restrictions set by Shopify. If you are on any plan other than Shopify Plus, these options might not be available within the app.
Pricing
Checkout Functions - Free
Checkout Basic - $49/month (or $470.40/year - save 45%)
Plus - $149/month (or $1430.40/year - save 20$)
Rating: 5 stars out of 5 (41 reviews)
4. SMART Checkout Rules
SMART Checkout Rules is a powerful yet easy-to-use app that gives you full control over your checkout process. With this tool, you can customize how your checkout works based on your business needs - no more being limited by default Shopify settings.
Looking to restrict certain payment methods for specific customers or situations? Need to block checkouts that don’t meet certain rules? Looking to apply shipping discounts only in specific situations? This app makes it all possible.
You can validate and block certain checkouts, hide or rename payment and shipping methods, and even sort them to improve the user experience. Everything is based on custom rules that you can set up in minutes - no coding needed.
SMART Checkout Rules helps users minimize cart abandonment and optimally create a checkout experience for each shopper.
Merchants looking to improve customer conversion rates and simplify the closing procedures of the customer journey will find this incredibly valuable.
Pricing
Free Dev Store – Free
Standard – $4.99/month (or $47.88/year - save 20%)
Rating: 4.8 stars out of 5 (26 reviews)
Bringing It All Together
In 2025, the success of an online store depends heavily on what happens at the very end of the buyer journey - the checkout. You can have the best products and marketing, but if your checkout process is slow, confusing, or limited, you’ll lose sales.
So let’s summarize the advantages of these Shopify checkout apps.
Checkout Plus allows full customization of your thank you, order status, and checkout pages. You can add upsells, trust badges, gift messages, and even change payment and shipping options based on smart rules. It’s a complete solution for creating a more personalized and high-converting checkout.
Shopify Checkout Blocks is ideal for Shopify Plus users who want deep control over content blocks, order validations, and post-purchase messaging. It’s clean, flexible, and tightly integrated with Shopify’s latest capabilities.
Checkout Builder focuses on upsells and visual flexibility. If you’re a Shopify Plus user, it lets you create more engaging checkout pages with discounts and additional sections. It's particularly effective for boosting your average order value while keeping the checkout experience smooth and uninterrupted.
SMART Checkout Rules brings rule-based logic into your checkout. You can hide, classify, or rename delivery and payment methods, block checkouts, or apply shipping discounts. It’s a great choice for merchants who need powerful controls without a technical learning curve.
An efficient and customizable checkout process can improve the conversion rates by 20–35% when there are no extraneous steps, payment methods are streamlined, and trust elements are incorporated. Simple rearrangements such as sorting payment options by popularity, adding upsells during ideal moments, and introducing some paid services can benefit profits significantly.
In short, if you’re not using a powerful checkout app, you’re probably leaving money on the table. The right tool can reduce cart abandonment, improve customer satisfaction, and give your brand a professional edge.
Looking to personalize your checkout flow even further? Consider adding a product recommendation quiz - learn more in our dedicated guide.