ECOMMERCE TIPS

Top 6 Shopify Custom Checkout Apps for Shopify Plus (2025)

by Lauren

  • May 13th, 2025
  • 4 mins read

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The checkout page is the final hurdle in a customer's purchase journey. It's where they decide whether to complete their order or abandon their cart. That's why customizing and optimizing your Shopify checkout process is crucial for boosting sales. The best Shopify checkout customization apps give you the tools to do just that.

In this article, we'll share our top 6 Shopify custom checkout app recommendations. We'll compare key features, pricing, ratings, and support to help you make an informed decision.

Notice: Shopify Plus merchants have the exclusive ability to fully customize their checkout pages. While non-Plus merchants have some basic customization options, this article focuses on apps that provide advanced features for comprehensive checkout tailoring.

The app

Rating

Built for Shopify

Pricing

  1. Qikify Checkout Customizer

4.8/5

✔️

Free - $99/mo

  1. Shopify Checkout Blocks

3.7/5

✖️

Free

  1. Checkout Builder | Upsells

5.0/5

✔️

Free - $49 - $149/mo

  1. Checkout Buddy

5.0/5

✖️

Free - $49/mo

  1. Checkout Plus

4.8/5

✔️

Free - $19.99 - $39.99 - $49.99/mo

  1. UpsellPlus Checkout Upsell

5.0/5

✔️

$49 - $119 - $199/mo

Shopify custom checkout app 1: Qikify Checkout Customizer

qikify checkout customizer

Built for Shopify, this app boasts an impressive 4.8 out of 5 rating.

Key features:

1. Boost revenue:

  • Cross-sell and upsell in checkout page to increase average order value.

  • Allow customers to edit their cart without navigating away.

  • Offer rewards, discounts, and add-ons to motivate spending.

2. Custom content:

  • Customize checkout fields to collect more customer data.

  • Add banners, buttons, and image carousels for promotions and messaging.

3. Build trust:

  • Display payment icons, trust badges, and testimonials.

4. Post-purchase extensions:

  • Customize Order Status and Thank You pages.

5. Customization control:

  • Hide, rearrange, and rename payment and delivery methods.

  • Ensure branding consistency across the entire checkout process.

6. Dedicated support team

  • Shopify merchants consistently praise this app for its outstanding, dedicated support team.

Pricing:

  • 14-day free trial

  • Free Plan for all Shopify plans is available.

  • Premium: $99/month (only Shopify Plus)

Shopify custom checkout app 2: Shopify Checkout Blocks

shopify checkout blocks

Although this app is developed by Shopify, it’s not certified as Built for Shopify and holds a moderate rating of 3.7 out of 5.

Key features:

1. Personize post-purchase

  • Show custom content like text, banners, images, and buttons in Thank you and Order status pages.

2. Dynamic content:

  • Display banners, images, headlines, payment icons, and more.

  • Add custom fields for additional customer information.

3. Delivery and payment control:

  • Rename, reorder, or hide delivery and payment options based on rules.

4. Design customization:

  • Full control over typography, colors, border radius, and favicon.

Pricing:

Shopify Checkout Blocks is free to use but some features are exclusive to only Shopify Plus plan.

Shopify custom checkout app 3: Checkout Builder

checkout builders upsells

This app is certified as Built for Shopify and holds a flawless 5.0/5 rating.

Key features:

1. Increase revenue:

  • Upsell widgets and line item widgets to encourage higher spending.

2. Build trust:

  • Display payment icons and add dynamic content.

3. Reduce cart abandonment:

  • Include promotions to incentivize order completion.

4. Branding and customization:

  • Advanced branding editor and live previews for seamless design.

  • Custom fields for personalized details (gift messages, delivery notes).

5. Easy onboarding:

  • No-code customizations and free setup assistance.

6. Dedicated support:

  • Includes walkthrough, branding help, and upsell setup.

Pricing:

  • 7-day free trial

  • Free: for Sandbox stores only

  • Basic: $49/month

  • Advanced: $149/month

Shopify custom checkout app 4: Checkout Buddy

checkout buddy
With a perfect 5.0 out of 5 rating, this app is exclusively available for Shopify Plus merchants.

Key features:

1. Increase sales:

  • Upsell, cross-sell, and offer free gifts or discounts.

2. Capture more information:

  • Easily create custom fields and forms for additional customer data.

3. Build trust:

  • Add social proof, text, links, images, and more content.

4. Flexible display rules:

  • Show customizations based on cart, customer, address, market, or page.

  • Payment and Shipping Customization:

  • Hide, rename, and reorder shipping and payment methods via Shopify Functions.

Pricing:

  • 10-day free trial

  • Free plan: limited by the number of active component, function, features

  • Exclusive: $49/month

Shopify custom checkout app 5: Checkout Plus

checkout plus

Rated 4.8 out of 5, this Built for Shopify app offers free access for development stores, while paid plans apply to others.

Key features:

1. Sell more:

  • Set up one-click upsells and allow easy cart quantity updates.

2. Payment and shipping customization:

  • Control the display of payment and shipping/delivery options.

3. Custom fields and elements:

  • Add trust badges, custom messages, gift options, delivery instructions, social links, and contact info.

4. Age validation:

  • Restrict sales of age-appropriate products.

Pricing:

  • 7-day free trial

  • Free: for development stores, preview all features

  • Basic: $19.99/month

  • Plus: $3.99/month

  • Advanced: $49.99/month

Shopify custom checkout app 6: Plus UpsellPlus Checkout Upsell

upsellplus checkout upsell.jpg

With a 5.0/5 rating, this app is designed specifically to boost revenue through upselling and cross-selling strategies.

Key features:

1. Maximize AOV:

  • Set up upsells and cross-sells within the cart, checkout, or post-purchase.

  • Convert one-time purchases to subscriptions.

2. Customized checkout:

  • Increase conversion with reviews, highlight payment methods, banners, shipping bars, and custom payment and delivery methods. 

3. A/B testing:

  • Optimize copy, design, and product offerings based on conversion data.

4. Mobile-optimized:

  • Design adapts to screen size for a seamless mobile experience.

Pricing:

  • 14-day free trial

  • Development stores: free

  • Launch plan: $49/month (limit to $500 upsell revenue/mo)

  • Shopify Plus: $199/month (limit to $2,000 upsell revenue/mo)

  • Shopify Plus scale: $199/month (limit to $5,000 upsell revenue/mo)

Conclusion

With over 2,000 Shopify custom checkout apps saturating the App Store, selecting the perfect one can feel like searching for a needle in a haystack. This article has aimed to simplify your search by highlighting apps that offer complete control over your checkout experience.

To navigate this crowded marketplace effectively, remember these key criteria:

  1. Customization power: Identify your must-have features. Do you need basic branding tweaks, a revamped checkout flow, or even upselling capabilities?

  2. Pricing that fits: Choose a plan that aligns with your budget. Upselling-focused apps might base fees on your increased sales. If you only need a few features, contact the provider to discuss a custom plan and optimize your spending.

  3. Reputation matters: Prioritize highly-rated apps and invest time in reading user reviews. These insights can expose potential issues or confirm an app's perfect match with your needs.

If you want to learn effective strategies to customize your Shopify checkout page, our comprehensive guide on Shopify checkout customization can help.

Don't let your checkout page be an afterthought! A well-customized checkout elevates your store's professionalism, builds trust with customers, and has the potential to directly boost sales. Take charge of your checkout experience today!

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  • ABOUT THE AUTHOR
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Lauren Nguyen

Growth Marketing Specialist at Qikify

Hey there! Lauren here - the data-driven marketing gal at Qikify. My thing? Providing eCommerce merchants like you with the most valuable insights and streamlined solutions to help grow your online stores and drive more sales. Since joining this exciting industry, I've been all about sharing expertise to boost your success.

When I'm not geeking out over marketing, you'll find me kickstarting my day with a delicious morning coffee (and let's be real, an afternoon cup is a must some days to power through).

Feel free to connect with me through LinkedIn. I'm always stoked to chat with fellow marketing enthusiasts, store owners, swap ideas, and explore cool new collaborations. Together, we can take your online business to new heights!

Shopify custom checkout apps