10+ Best Shopify Apps to Increase Sales in 2026

Summary: The best Shopify apps to increase sales, such as AiTrillion, Klaviyo, Smile, LimeSpot, Frequently Bought Together (CBB), Hextom, Privy, OptinMonster, Selleasy, and Referral Candy, help Shopify merchants improve conversions, boost average order value, and drive repeat purchases. These tools make it easier to automate marketing, personalize the shopping experience, and grow your Shopify store more efficiently.

Over the past few years, as a founder, I’ve worked closely with several successful Shopify brands to build ecommerce growth solutions. Brands like Aakash Namkin, PortFashion, and House of Blouse have taught me an important lesson: simply launching a Shopify store isn’t enough. The real growth comes from using the right tools and strategies that continuously drive sales.

Successful Shopify eCommerce brands rely heavily on Shopify apps to increase sales. These tools help automate marketing, recover abandoned carts, personalize customer experiences, and implement Shopify upsell and cross-sell apps to increase revenue.

In this guide, I’ll share 10+ best Shopify apps to increase sales that many growing brands use today.

These tools are among the best Shopify apps for Shopify ecommerce growth and can help improve conversions, increase AOV, customer engagement, and overall Shopify store performance in 2026.

Best Shopify apps to increase sales

Many Shopify store owners install multiple tools to manage marketing, loyalty, email campaigns, and upselling. However, choosing the right Shopify apps to increase sales can significantly impact your store’s growth.

Below are some of the most powerful Shopify marketing apps for Shopify merchants looking to increase sales and optimize their ecommerce operations.

1. AiTrillion – All-in-One Marketing Automation Platform

Rating: 4.5 ⭐ (2,566 Reviews)

Install App: Available on the Shopify App Store

AiTrillion is one of the best Shopify apps for Shopify store owners looking to manage marketing, such as email marketing, loyalty, AI product recommendations, and automation from a single platform. Instead of using multiple tools, Shopify merchants can run campaigns, manage customer engagement, and track performance through one integrated dashboard.

Many Shopify eCommerce brands use AiTrillion to convert more visitors into customers and improve repeat purchases with automated marketing. The platform also helps Shopify businesses implement strategies using Shopify apps for increasing AOV (average order value) through product recommendations, loyalty rewards, and personalized offers.

Key Features

• Create loyalty and rewards programs to drive repeat purchases
• Show personalized product recommendations to increase order value
• Run automated email, SMS, and WhatsApp marketing campaigns
• Launch referral and affiliate programs to attract new customers
• Track customer activity with advanced analytics and reports

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Customer review

As someone who has worked closely with Shopify stores, I’ve seen how the right tools can directly impact growth. Using platforms like AiTrillion, we were able to bring everything—email marketing, loyalty programs, and AI-powered product recommendations—into one place. This not only improved customer engagement but also helped increase average order value (AOV) and repeat purchases. When these systems work together, they create a smoother customer journey that naturally leads to higher sales.
Anurag Pandey– Founder and CEO @ ControlF5

If you want to boost repeat purchases, check out our guide on how to set up a successful loyalty rewards program on a Shopify store.

2. Klaviyo: Email Marketing & SMS

Rating: 4.5 ⭐ (2,572 Reviews)

Install App: Available on the Shopify App Store

Klaviyo is one of the most trusted Shopify marketing apps for Shopify store owners who want to create personalized marketing campaigns. It allows Shopify merchants to connect email and SMS marketing with real customer data, helping brands deliver the right message at the right time.

With strong automation capabilities, Klaviyo is also considered one of the leading Shopify automation apps for ecommerce, enabling businesses to run automated campaigns, track performance, and improve customer engagement without manual work.

Key Features

• AI-driven customer targeting and personalization
• Advanced segmentation for precise audience targeting
• Automated email and SMS campaign workflows
• 350+ integrations with ecommerce tools
• Real-time campaign tracking and analytics

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Customer review

Highly Effective Tool

“Super easy to use and fantastic return on investment. We can segment customers in multiple ways and keep engagement personal and relevant. Tracking campaigns is also very simple.”
— Pure Peony

Email campaigns remain one of the highest ROI channels for ecommerce. You can also explore other powerful tools in our guide on the best email marketing apps for Shopify.

3. Shopify Flow

Rating: 4.7 ⭐ (8,671 Reviews)

Install App: Available on the Shopify App Store

Shopify Flow is built to simplify how your store operates by automating everyday tasks. Instead of handling things manually, you can set up workflows that run in the background—whether it’s managing orders, updating inventory, or triggering marketing actions.

It comes with ready-made templates and flexible customization, allowing you to control how your store responds to different situations. This makes it a valuable tool for merchants looking to use Shopify automation apps for ecommerce to save time, reduce errors, and improve overall efficiency.

Key Features

• Ready-to-use workflow templates for common store tasks
• Automate processes like order handling, inventory, and marketing
• Set conditions and triggers to customize workflows
• Helps reduce manual work and human errors
• Easy setup with no coding required

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Customer review

Shopify Flow is a powerful automation tool built directly into Shopify. The visual workflow makes it easy to create welcome emails, cart recovery, and other automations without needing additional apps.

— KATHERINE HOME

4. Smile: Loyalty Program Rewards

Rating: 4.9 ⭐ (4,128 Reviews)

Install App: Available on the Shopify App Store

If you want customers to return and spend more in your Shopify store, loyalty programs can make a huge difference. Smile allows Shopify merchants to reward customers with points, referrals, VIP tiers, and membership benefits that encourage long-term engagement.

By rewarding purchases and customer actions, stores can naturally increase repeat orders and boost spending.

That’s why many brands use Smile as one of the most effective Shopify apps for increasing AOV (average order value). It also stands out among Shopify marketing apps for Shopify store owners who want to strengthen customer relationships and build brand loyalty.

Key Features

• Reward customers with points for purchases and actions
• VIP tiers and membership programs for loyal buyers
• Referral system to bring in new customers
• 15+ ways to reward and engage shoppers
• Ready-to-use loyalty campaigns with built-in analytics

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Customer review

Excellent Loyalty Tool

“Straightforward app to use, and Erin is always there with helpful links and clear answers. I upgraded my plan today. My customers are showing more and more interest.”

— Psylo

Loyalty programs encourage repeat purchases and long-term customer engagement. You can explore some of the Shopify loyalty rewards apps that help brands build stronger relationships with their customers.

5. Bundle & Upsell AI ‑ LimeSpot

Rating: 4.6 ⭐ (508 Reviews)

Install App: Available on the Shopify App Store

LimeSpot helps Shopify stores increase revenue by showing personalized product suggestions and smart upsell offers. Using AI-powered recommendations, it suggests products that customers are more likely to purchase together during their shopping journey.

Because of its strong personalization and bundling features, it is widely used among Shopify upsell and cross-sell apps and helps Shopofy merchants implement Shopify apps to increase conversion rate strategies.

Key Features

• AI-powered product recommendations and personalization
• Smart product bundles and frequently bought together suggestions
• One-click upsell offers during checkout
• Cross-sell recommendations across product pages
• Easy setup with no coding required

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Customer review

Great Support and Customization

“Working with LimeSpot for a couple months now. I like that there are always room for us to do some customization. Very good support team. Shout out to Rodolfo!”

— Aurum Brothers

Personalized product suggestions can significantly improve conversions and increase cart value. Many brands now use AI product recommendations for Shopify to show relevant products to shoppers.

6. Frequently Bought Together CBB

Rating: 4.9 ⭐ (1,069 Reviews)

Install App: Available on the Shopify App Store

Frequently Bought Together CBB is a powerful tool that helps Shopify merchants promote product bundles directly on product pages. It automatically suggests related items so customers can easily add multiple products to their cart with a single click.

Shopify store owners often use it as part of their Shopify upsell and cross-sell apps strategy to increase cart value and encourage additional purchases. These bundle offers can also support campaigns run through Shopify apps for abandoned cart recovery, helping recover lost sales by presenting better product combinations.

Key Features

• AI suggestions for products frequently bought together
• Create bundle offers with optional discounts
• Customize how bundles appear on product pages
• Track bundle performance and sales results
• Easy setup and integration with Shopify apps

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Customer review

Great Results

“Using this app for past 3 years. Great results and excellent customer service. Thumbs up!”

— Prime Décor

7. Hextom: Upsell Sales Boost

Rating: 4.8 ⭐ (1,503 Reviews)

Install App: Available on the Shopify App Store

Hextom: Upsell Sales Boost helps Shopify stores highlight promotions and upsell offers throughout the shopping journey. Shopify merchants can show deals on the homepage, product pages, collections, and cart page to encourage customers to buy more items.

Tools like countdown timers and free shipping bars create urgency and motivate shoppers to complete their purchase. This makes it one of the best Shopify sales apps used by Shopify merchants looking for reliable Shopify apps for conversion optimization.

Key Features

• 30+ promotional tools to boost product visibility
• Target promotions by product, page, or customer group
• Display offers on homepage, product pages, and cart page
• Free shipping bar to increase average order value
• Countdown timers to create urgency and drive faster purchases

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Customer review

Highly Recommended

“So far I love this app. Easy to use when I can target product, customer or more. Customer service is fantastic! They are very friendly and helpful. Highly recommend.”

— Beyond Beauty Page

8. Privy ‑ Email, SMS & Pop Ups

Rating: 4.5 ⭐ (4,170 Reviews)

Install App: Available on the Shopify App Store

Privy helps Shopify merchants grow sales by combining email marketing, SMS campaigns, and pop-up displays in one platform. Shopify store owners can capture leads, promote offers, and send targeted messages that turn visitors into paying customers.

Many Shopify merchants use Privy as one of the Best Shopify apps for Shopify store growth because it simplifies customer communication and campaign management. Its cart recovery and promotional messaging also help brands improve repeat purchases and implement strategies used in Shopify apps for increasing AOV (average order value).

Key Features

• Email and SMS marketing campaigns
• Pop-ups to capture email and SMS subscribers
• Pre-built campaign templates
• Drag-and-drop email editor
• Abandoned cart recovery messages

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Customer review

Highly Recommended

“This app works perfectly for my needs and integrates seamlessly with Shopify. The customer service is very easy to reach, responsive, and eager to resolve any issues. I highly recommend Privy.”

— Mill Creek Apiary

Recovering lost carts can dramatically improve store revenue. Many merchants implement strategies to fix cart abandonment in Shopify using automated reminders and targeted offers.

9. Upsell & Cross Sell — Selleasy

Rating: 4.9 ⭐ (2,190 Reviews)

Install App: Available on the Shopify App Store

Selleasy focuses on increasing order value by presenting upsell and cross-sell offers during different stages of the shopping journey. Shopify merchants can show additional product suggestions in the cart, checkout, and even after purchase to encourage customers to add more items.

With multiple upsell strategies and automated product suggestions, many merchants use it as part of their Shopify apps for a conversion optimization strategy to boost sales and improve average order value.

Key Features

• 18 proven upsell and cross-sell strategies
• In-cart product recommendations and bundle offers
• One-click upsell popups during checkout
• Frequently bought together and related product suggestions
• Multi-language and multi-currency support

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Customer review

Excellent Investment

“The app works very well. There was a small bug, but Suriyaa helped me and fixed it very quickly. The app has definitely helped our website—customers are buying more add-ons and options.”

— Mayermoover

10. Referral Candy & Affiliate

Rating: 4.9 ⭐ (1,455 Reviews)

Install App: Available on the Shopify App Store

Referral Candy helps Shopify stores grow through referral and affiliate marketing. It allows Shopify merchants to reward customers and partners for recommending products, which helps bring in new buyers through trusted recommendations.

Many brands use this platform as one of the Shopify apps to increase sales, since referrals often lead to higher-quality customers and better conversions. It is also considered among the Best Shopify apps for Shopify store owners who want to expand their reach and build a strong word-of-mouth marketing channel.

Key Features

• Launch referral and affiliate programs easily
• Reward loyal customers for recommending your store
• Track referral sales and campaign performance
• Fully integrated with Shopify checkout
• Manage affiliates and payouts from one dashboard

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Customer review

Great Referral Platform

“Good app, we get a ton of referral orders on the platform, and just engaged the Affiliate. Jovan crushed it for customer service.”

— lost range.®

My Thoughts: How Shopify apps drive sales

As a founder, I’ve learned that growth in a Shopify store isn’t just about getting more traffic—it’s about what happens after someone lands on your site. The right apps help guide customers, show them relevant products, and keep them engaged even after their first purchase. In my experience, when these tools are used thoughtfully, they quietly improve the entire customer journey, and that’s what truly drives consistent sales.

–Sachin Dhanotiya

Founder of AiTrillion

Comparison of the best Shopify apps to increase sales

If your Shopify store is getting visitors but conversions are still low, you may want to understand why Shopify stores get traffic but no sales and how to fix the problem.

How AiTrillion Helps Shopify Stores Increase Sales

What if your Shopify store could automatically turn visitors into loyal customers? That’s exactly what AiTrillion is built for.

AiTrillion brings together powerful growth tools like a Shopify email marketing program, an AI product recommendation engine, and loyalty & rewards programs in one place. This means you can engage customers, recommend the right products, and reward repeat buyers, all without juggling multiple apps.

The result? Higher conversions, better customer retention, and a noticeable increase in repeat purchases and order value.

Want to see how fast your Shopify store can grow? Book a free demo with our team today. Our experts will show you how to unlock more sales using AiTrillion.

FAQs

Q1. What is the best Shopify app to increase sales?

Answer: The best Shopify app to increase sales totally depends on your Shopify store’s needs. Many Shopify merchants use platforms like AiTrillion, Klaviyo, and LimeSpot because they combine marketing automation, product recommendations, and customer engagement tools that help increase conversions and repeat purchases.

Q2. How do I increase my Shopify sales?

Answer: You can increase Shopify sales by using marketing automation, upsell and cross-sell strategies, loyalty programs, and personalized AI product recommendations. Many store owners also use Shopify apps to automate email campaigns, recover abandoned carts, and improve customer retention.

Q3. Do Shopify apps really help grow ecommerce stores?

Answer: Yes, the right Shopify apps help automate marketing, improve customer engagement, and increase conversions. Many successful ecommerce brands rely on apps for loyalty programs, email marketing, and product recommendations to scale their stores faster.

Q4. How many apps should a Shopify store install?

Answer: It’s best to use only the shopify apps that directly support your business goals. Some merchants prefer all-in-one platforms like AiTrillion to manage multiple features such as email marketing, loyalty programs, and analytics in one place instead of installing many separate apps.