The best Shopify Plus apps are designed to help high-volume businesses save time, improve customer experiences, and increase profits by streamlining operations.
Key Takeaways
1. Shopify Plus uses the same App Store as other Shopify plans, but many apps are built to handle the unique needs of larger businesses.
2. Many Shopify Plus-compatible apps can automate everyday tasks, saving you time and reducing the work needed to manage your store.
3. Apps can help improve customer satisfaction, increase sales, and cut down on costly mistakes.
Running a high-volume business is a major balancing act. Without the right tools, it’s easy for time and money to slip through the cracks. To keep everything on track, you need a system that can handle your growth. The Shopify Plus platform is built specifically to handle the demands of a busy, fast-moving store.
The best Shopify Plus apps help you speed up your daily tasks, keep your customers happy, and boost your profits. Whether you’re tracking your sales or talking to shoppers, the right tools save you time so you can focus on the big picture.
What Is Shopify Plus?

Shopify Plus is a high-end, enterprise-level version of Shopify that’s designed for large businesses and high-volume merchants. It offers the core features of the regular Shopify platform but with additional tools and customizability to handle the unique needs of larger or rapidly growing businesses.
What Are the Best Shopify Plus Apps?
Many people think that Shopify Plus has its own separate app store, but the same Shopify App Store is used for all plans. The difference is that Plus apps are carefully tested and built to handle big product catalogs, heavy traffic, and complex workflows without degrading performance. Here’s a curated selection of apps that are commonly recommended for Shopify Plus merchants.
1. Kiwi Sizing
Kiwi Sizing is a great app for clothing stores because it uses AI to provide personalized size recommendations. This helps customers find the right fit the first time, which reduces the likelihood of returns. By offering custom charts, multi-tab layouts, and automatic unit conversions, Kiwi Sizing ensures that your store is ready to serve a global customer base.Â
You can also track valuable data like customer inputs, which helps improve sales strategies. For merchants, this means saving money on returns and boosting customer satisfaction. The app’s easy setup and responsive support team make it user-friendly, while the customizable features are perfect for larger, high-volume stores that need more advanced solutions.
2. Klaviyo
Klaviyo is an email and SMS marketing app that helps you send the right messages to your customers automatically. It syncs with your Shopify data in real time so you don’t spend hours moving info between systems.
For Shopify Plus stores, Klaviyo’s advanced segmentation and personalization means you can turn browsers into buyers without adding staff hours. With automated abandoned cart emails, welcome series, and product recommendations, you reach customers at the right moment and boost sales without extra ad spend.
3. TP: True Profit Analytics
True Profit Analytics shows you how much money you really make after costs, ads, and fees, all without building spreadsheets yourself. It pulls data from Shopify and ad platforms so you can see profit in real time. This helps you decide which products to promote or drop, saving ad spend and inventory costs.
4. QuickBooks Commerce

QuickBooks Commerce links your Shopify orders, products, and inventory to QuickBooks accounting. You don’t have to enter numbers by hand, which saves time and stops costly errors. Seeing real‑time sales and expenses in one place helps you make smarter money decisions without extra work.
QuickBooks also keeps your books ready for your accountant, which cuts costs at tax time. For big stores with lots of products, this means fewer headaches and faster month‑end closes.
5. Smile.io
Smile.io is a top choice for Shopify Plus merchants looking to build a loyal customer base. With Smile, you can create reward programs that encourage repeat purchases by offering points, discounts, or exclusive perks. It’s easy to set up and manage, allowing you to customize rewards based on customer actions.
Smile integrates seamlessly with Shopify, making it simple to track and reward customer behavior. Plus, it works with Shopify Flow to automate rewards based on specific actions, like a customer’s first purchase or a high-value order. By offering incentives through Smile.io, you’ll boost customer engagement, increase sales, and encourage long-term loyalty with minimal effort.
6. Gorgias
Gorgias brings all your support messages—from email, chat, and social—into one dashboard so your team doesn’t waste time switching tools. That means you answer questions faster and more accurately, which allows you to lower refunds and boost customer satisfaction.
For Shopify Plus merchants handling high order volume, Gorgias pulls order details directly from your store so agents can fix problems and issue refunds without leaving the helpdesk. Automating common replies saves hours every week and keeps your support costs down.
7. Report Pundit

Report Pundit gives you detailed reports about your Shopify store, including sales, inventory, and taxes, so you don’t waste time trying to build complex spreadsheets. You can schedule reports to run automatically and send them to your inbox, which saves hours each week.
This app is built to help you spot trends faster and make smart decisions about pricing, stock, and marketing. Better reporting means you spend your money where it matters most and reduce costly surprises in your business.
Kiwi Sizing Is One of the Best Shopify Plus Apps
Kiwi Sizing is one of the best apps for Shopify Plus merchants who sell apparel. In fact, it’s the go-to solution for over 23,000 active merchants, helping them enhance their customers’ shopping experience by providing accurate size recommendations.
With more than a million size charts created, Kiwi has proven to be a trusted tool for businesses seeking to improve fit accuracy and reduce costly returns. Whether you’re selling apparel, footwear, or even unique items like snowboards, Kiwi’s flexible size charts can be customized for any product. The app’s in-depth analytics and seamless integration with Shopify make it a powerful tool for optimizing your store’s performance.
Ready to boost your apparel sales? Install this Shopify size chart app today and start delivering a personalized shopping experience.