Best Shopify Add to Cart Apps in 2025

This movement is happening. Over 780 merchants are using Carbon Neutral Cart to allow customers to offset the CO2 impact of their online purchases.

Customers can choose to make a contribution that goes towards trusted carbon offsetting projects, like tree planting and renewable energy projects. These trusted projects reduce carbon and drive meaningful impact in communities around the world
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We think it’s important that the offsets your customers purchase are related to your location and can be instantly tracked. Installing our app helps support climate projects in countries such as New Zealand, United States, Canada, Australia, China, Kenya, Nigeria, India, and United Kingdom.

Key Features:

• Proven Customer Love. If you’ve read our app reviews, you’ll know that brands and their customers love CarbonClick.
• Unbelievably High Customer Engagement
• Offset Your Entire Order
• Local and Global Offsetting Choices
• Earn an additional revenue stream. 10% of offsets sold goes to a rebate fund for you. Donate it to charity, offset business emissions or spend on in-house sustainability initiatives
• Enable carbon offsetting for your customers in minutes

• Free to start
• Fast Go-live
• Get our tech team to install it for you. Pro user? Self-onboard with step by step guide and video
• Friendly, fast email support
• Customizable look and feel
• Customise the text displayed to tell your story
• Translate into your language
• E-commerce sustainability guide, marketing material, CarbonClick's eco-badge and more
• Certified, trusted and traceable offset projects
• Support mix of high impact projects
• Automatically also support local projects if you're in US, AU and NZ


Help save our planet. Be part of the movement. Start making a difference today

A Sticky Add To Cart Button That Increases Sales. Boost Conversions With An Impossible to Miss Sticky Add to Cart Button

Start using the Sticky Add To Cart tool that 10,000's of happy Shopify store owners are already using to make more sales.

Your ATC button can easily get lost as Customers scroll on your page. While good SEO product descriptions, large images & product reviews all help store traffic, your content can make your add to cart button ‘get lost’. Instantly generate a style that matches your theme. It looks just like a native feature of your store without complicated CSS or html.

Or, you can easily customize your Sticky Cart and do your own split testing to boost conversions.

Key Features:

• Sticky Cart By Uplinkly adds a highly visible 'sticky' Add To Cart button.
• Easy Automatic 1-Click Install, No Coding Needed
• Unlimited Impressions & Clicks
• Sticky Add To Cart Butt
• More ROI On Your Ad Spend
• Use Attention-Grabbing Animations
• Text Call To Action Customisation - Simply Use Advanced Mode
• Single Switch Direct to Checkout Mode
• Built-In Easy To Read Reporting
• Compatible with Facebook Pixel
• Integrates with Google Analytics
• Fully Mobile, Desktop & Tablet Responsive
• No Messy Coding
• Works With Most Ajax & Sliding Drawer Carts
• Friendly Support If You Need It
• Now with interactive cart animations on your add to cart, buy now or checkout button - your customers will never miss out
• Our newest feature makes your regular buttons interactive with over 10 different button animator styles. Make more sales & conversions.

The app is designed to boost conversions and reduce cart abandonment rates by incorporating a user-friendly discount box into your shopping cart.

A significant portion of customers tends to abandon their carts when they encounter difficulties adding coupon codes or struggle to locate the appropriate input field. To attract more customers and amplify your sales, it's crucial to ensure that your store possesses a straightforward and accessible coupon code system. This application simplifies the process for your customers by enabling them to easily discover and apply coupon codes or discount combinations directly within the cart. This not only saves them time but also eliminates the frustration of hunting for the correct location to enter a coupon code.

Key features of the app include:

• Discount Combination Support: Offers functionality for combining discounts effectively.
• Effortless Installation: The app can be installed seamlessly without leaving any residual clutter in your theme files, ensuring optimal performance.
• Multilingual and Multi-Currency Support: Accommodates stores with multiple languages and currencies.
• Discount Share Links: Facilitates the sharing of discount links.
• Compatibility with Cart Page and Cart Drawer: Supports both cart page and cart drawer for a seamless shopping experience.

With this app, you can streamline the coupon code application process, making it hassle-free for your customers and ultimately leading to improved conversion rates and reduced cart abandonment rates.

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Increase sales with Keep Cart! With Keep Cart, customers who login across multiple devices will find their shopping cart waiting for them, ready to complete their order.

Don't leave money on the table by ignoring cross-device shoppers. Reduce abandoned carts and increase your store’s revenue today.

To set up, simply install. That's it! Once you've installed, test it out by logging in to in your store as a customer, add items to your cart, then log in on another device.

Key Features:

• Increase revenue: The everlasting cart app that eliminates discarded carts and raises orders.
• Completely automatic: Simply load in the background and permanent Cart functions.
• Completely free: No expenses concealed. Ever free.

EasyGift: A Free Gift with Purchase App for Automated Cart Additions, BOGO, and Buy X Get Y Offers

EasyGift simplifies the process of automatically adding free gifts or product add-ons to the cart, all in accordance with custom rules. Elevate your brand with compelling upselling strategies, including add-to-cart upsells and BOGO (Buy One Get One) or Buy 1 Get 1 offers. With an intuitive user interface, creating rules for free gift upsells becomes as effortless as a monk's meditation. You have the flexibility to establish rules resembling those of a cartbot, tailored to either the total cart value or specific products. Furthermore, you can precisely schedule when these offers activate.

Key Features:

• Automatically add products to the cart when certain products are present or when the cart reaches a specific total value.
• Schedule rules for BOGO and Buy X Get Y offers to run them over designated periods.
• Implement targeted rules to provide free gift add-ons or complimentary products to customers.
• Trigger free gift with purchase offers based on specific products or collections.
• Implement add-to-cart upsells seamlessly for effortless gifting experiences.

Introducing In Cart Upsell: the ultimate solution for elevating your online store's sales strategies directly on product and cart pages. Say goodbye to conventional upselling methods; this app seamlessly integrates intelligent algorithms to offer tailored product suggestions within the cart, enhancing both cart value and the shopper's experience. More than just an upsell app, In Cart Upsell excels in cross-selling, making it an essential tool for every eCommerce store owner. Witness the transformation of each cart into a dynamic sales platform, significantly increasing its overall value.

Key Features:

• Ai Autopilot: Benefit from intelligent recommendations derived from order history, ensuring personalized product suggestions.
• Triggers: Customize upsell and cross-sell rules to perfectly align with your unique business requirements and customer preferences.
• Custom Fields: Deliver personalized offers tailored to individual needs, enhancing customer engagement and satisfaction.
• Track Conversions: Gain valuable insights with comprehensive sales analytics, allowing you to monitor the impact of your upsell and cross-sell strategies.
• A/B Testing: Optimize your offers for maximum conversions by experimenting with different approaches, ensuring your tactics are as effective as possible.

Introducing an innovative solution to boost your revenue and enhance customer satisfaction, this app seamlessly integrates a Slide Cart Drawer with In Cart Upsells and Free Gift Rewards. Tailored for Shopify stores, this app offers a range of features designed to optimize the checkout experience and increase your Average Order Value (AOV). Here's how it can transform your store:

1. Customizable Slide Cart Drawer: Personalize your Slide Cart Drawer to align perfectly with your brand identity. Create a cohesive and visually appealing shopping environment, enhancing the overall customer experience and reinforcing brand consistency.
2. Progress Bars, Free Gifts, and Promotions: Encourage customers to add more items to their cart by incorporating interactive elements like progress bars. Unlock exclusive offers such as free gifts, discounts, and promotions, enticing customers to explore additional products and increasing their order value effortlessly.
3. In Cart Upsells without Interruptions: Unlike traditional popups that can disrupt the checkout process, In Cart Upsells operate seamlessly within the cart drawer. This uninterrupted experience speeds up the checkout process, leading to higher conversion rates and a more streamlined customer journey.
4. Evergreen and Event Campaign Offers: Automate your upselling efforts with evergreen offers, ensuring that customers are consistently presented with enticing deals. Additionally, run event campaigns to re-engage customers and entice them back to your store, creating a sense of urgency and driving conversions.
5. One-Click Upsell Offers: Offer customers one-click upsells for essential services such as Shipping Protection, Priority Processing, and Warranties. Simplify the decision-making process for customers, encouraging them to enhance their purchase with valuable add-ons.
6. Tiered Discounts and Bundled Offers: Implement "Buy More, Save More" product tiered discounts to reward customers for larger purchases. Utilize the power of Shopify's Machine Learning or manual selection to create Frequently Bought Together bundles, providing customers with curated product recommendations and driving additional sales.
7. Bonus Sticky Cart for Increased Conversions: Enhance your conversions further with the Sticky Cart feature. Keep the cart visible as customers browse your store, ensuring they have easy access to their items and encouraging them to complete their purchase.

Sticky Add to Cart Bar for fast checkouts

Cornercart is a sticky cart widget for your Shopify store. It adds a "Buy Now" button to all your product pages for a faster checkout experience for your customers.

Create a fast checkout experience for your customers to optimize conversions. Beautiful sticky mini cart (cart drawer), customizable to meet your brand standards. Can be enhanced with advanced features like offer stories and FAQs (read more about those below).

Key Features:

• Unlimited users
• Unlimited Interactions & checkouts
• Customize Sticky Add-to-cart
• Animated Buttons
• Mobile/Desktop Configs
• Customizable Mini-Cart Widget
• Auto-translation into 23+ languages
• Facebook & Google Pixel Tracking
• Customize Add-to-Cart behavior
• Widget API
• Improve customer engagement with Instagram like story format
• Increase Average Order Value with upsell offers
• Reduce support queries with interactive FAQ
• Interactive FAQ available on all store pages in the corner cart popup widget.
• Mobile optimized corner cart popup or widget for the optimal customer experience
• Comes with great customer support

iCart is your complete solution for turning the cart into a powerful sales tool. It replaces the standard cart page with a fully customizable slide-in drawer that helps you 2x average order value (AOV). Easily add upsells, cross-sells, product bundles, discounts, and more, all without touching a single line of code. 

1. Complete Upsell Funnel: Guide shoppers through a smooth sales journey by showing upsell and cross-sell offers right inside the cart drawer. Boost average order value before they even reach checkout.
   
   
2. Smart Rule-Based Recommendations: iCart helps you show the right offer to the right customer at the right time by displaying personalized product suggestions based on cart contents, value, or specific items.
   
   
3. Built-In A/B Testing: Test multiple upsell offers and see what works best. With real-time stats like clicks, conversions, and revenue, you can quickly find and scale your top performers.
   
   
4. Auto-Applied Free Gift Offers: iCart allows you to offer automatic free gifts when customers meet specific criteria, like reaching a cart value threshold or adding particular items. This feature creates a powerful incentive to increase order size while delivering a delightful surprise to the customer.
   
   
5. Frequently Bought Together Bundles: Increase order size by suggesting bundles of complementary products within the cart. The “Frequently Bought Together” widget enables one-click addition of listed product combos, driving upsells without requiring additional pages or pop-ups.
   
   
6. Fast & Flexible Setup: iCart offers a quick, no-code setup with drag-and-drop widgets, discount logic, gift rules, and upsell modules ready to go. Features like progress bars, countdown timers, and sticky upsells are pre-built for quick launch and powerful performance with minimal effort.

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Integrating a smart cart drawer upsell system into your Shopify store can boost sales and improve customer satisfaction.

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The easier it is for your customers to add products to cart...the more likely the sale conversion will be!

Make the shopping process at your store easier! Including 'Add to cart' buttons in product collections will speed up the checkout process for your customers. Allowing products to be added to the cart directly from collections helps increase sales. This app is fully integrated with all devices for the most popular Shopify themes.

Simplicity and lightning-fast page load speeds are our greatest strengths, and both features are possible to reach with the help of our efficient development infrastructure.

Key Features:

• Show 'Add to Cart' buttons everywhere on collection pages, product pages, search results page and homepage collections
• Add a quantity selector to make it possible to add more than one product with one click option
• Add a variant selector for those products with more than one variant available
• Customize the widget styles according to your store settings
• Prevent certain products and collections from displaying the app widget
• Fully integrated with the most popular themes' drawer cart
• Make It Easier for Your Customers
• Prompt Customers to Purchase
• Simple Integration
• Quick as a Flash
• Styles Customization
• Plug and Play
• Unique Customer Service 24/7

Amongst all of the excitement around new technology, it's easy to forget about e-mail marketing, a time-proven marketing channel going back to the early days of the internet.

Not to worry! Consistent Cart's beautifully crafted cart recovery emails, new account creation emails, and engaging happy birthday emails take less than a few minutes to set up. They run automatically in the background and bring in more sales.

Consistent Cart is the all in one multi-channel marketing solution. Other apps can help with specific parts of your marketing but barely make a dent in bringing everything together. Consistent Cart is the "all-in-one" marketing tool for your Shopify store!

Key Features:

• Abandoned Cart Campaigns
• Email Notifications
• SMS Notifications
• Modern Automations
• Growth Tools such as Add-to-Cart Popup
• Activity Monitor
• Cart Syncing across devices
• Happy Birthday Emails
• Customer Thank You Emails
• Sales Pop Integration
• Beautiful Abandoned Cart Emails
• SMS Notifications
• Smart Auto Stop
• Add-To-Cart Popup
• And So Much More!
• Activity Monitor:
• Persistent Shopping Cart

Best in class Cart features to optimize for conversions

Slide Cart Drawer is the best cart drawer app available on Shopify, loaded with all the features you need to enhance your customer’s experience, improve your conversion rate, and increase your average order value.

Slide Cart Drawer works by replacing the default cart page with an on-page enhanced version. Slide Cart makes your cart accessible from anywhere on your site and looks great on any theme. It enables you to add a cart cross sell or upsell feature to your shopping cart, offering customers related products they may also be interested in.

Suggest additional items right in the shopping cart before your customers checkout. Slide Cart Drawer allows you to add up to 5 products. It’s super easy to use, adheres to your product’s status, and even works with multi-option products.

Key Features:

• Rewards & Coupon Codes
• Announcement bar
• Discount Box
• Floating Cart Icon
• Customizable
• Intuitive Dashboard
• Seamlessly integrated

What is Sticky Add to Cart? It's a bar that follows a shopper around to enhance the customer experience and increase conversions with sticky add-to-cart functionality. The cart button follows the customer around as they scroll down the page looking for more products to add to the cart.

A floating bar that becomes visible either when customers start to scroll/swipe down or when customers scroll/swipe beyond the original Add To Cart button. The bar contains a Buy button so your customers can quickly add a product to the cart without going back up to the original Add To Cart button. You can also enable the Skip To Checkout (1-click checkout) feature and send customers directly to checkout!

A floating cart that's always visible making it easier for your customers to checkout! Buy button that is added to product listings. It allows your customers to buy directly from product listings on the homepage, collection pages, recommendation widgets, etc.

Interactive cart drawer that improves UX and will show on add to cart instead of redirecting to the cart page. Enable Cart Reserved, Shipping Bar, and Cart Upselling to reduce cart abandonment and increase AOV. Improve user experience and increase checkout rate by showing the always visible Checkout button to your customers on the Cart page.

Key Features:

• Sticky Add To Cart bar for easier add-to-carts
• Sticky Cart for reducing cart abandonment
• Attention-grabbing button animations
• Quick Buy button for adding to cart related products and products listed on non-product pages
• Sticky Checkout Bar/Button for making it easier for your customers to checkout and improving overall user experience
• Automatically inherits your shop's brand style. It makes it looks like a native part of the theme with no designers needed and low effort. You can also easily customize it to make the add to cart (ATC) button stand out even more
• Skip To Checkout feature (when product A is added to the cart and the customer wants to instantly checkout on product B, the full cart with both A and B products are included at checkout)
• Automatically integrates with existing Pinterest, Facebook, and Google Analytics tags
• Custom Seasonal Themes: Halloween, Winter/Snow/Christmas, Valentine's Day
• Analytics and statistics
• Friendly LIVE CHAT support!
• No hidden fees. No developers are needed. 1-click safe install. Does NOT change theme files!

Chatra Live Chat allows you to sell more, answering questions, and alleviating concerns to help visitors place an order. Use it to collect actionable feedback to improve your store: identify problems, collect contact info, and understand your customers better.

Chatra allows you to see shopper's cart contents in real-time to identify the most valuable customers and provide tailored assistance. Reduce cart abandonment rate, proactively contacting customers stuck on the checkout.

Distinctive Features:

• Cart Saving
• Real-time visitor list
• Facebook messenger integration
• Instagram integration
• Live typing insights
• Group chats
• Visitor information
• Conversation history
• Intelligent contact form bot
• Targeted chats (triggers)
• Correct typos
• Works everywhere
• Looks & feels like a messenger app
• Agent photos visible pre-chat
• Work from a browser, desktop, or mobile apps
• Free forever plan

Enable the acceptance of discount codes directly in the cart, permit discount stacking, and harness the power of multiple automatic discounts along with coupon code promotions - all consolidated into one comprehensive app!

Enhanced cart summary feature ensures a swift and responsive shopping experience by allowing your store to accept discount codes right in the cart. Customers can view their potential savings before proceeding to checkout, a feature known to boost conversion rates and Average Order Value (AOV). You can enable discount stacking, enabling customers to input multiple coupon codes during the cart checkout process, even alongside automatic discounts. Furthermore, set up a shipping estimation feature and promote a free shipping tier to entice customers.

Additionally, app offers a convenient POPUP widget for promoting cart discounts, providing a seamless shopping experience. Best of all, the installation is user-friendly and doesn't require any coding expertise.

Here's a breakdown of the key features:

• Accept Discount Codes on Cart: Show savings early to enhance conversion rates.
• Stack Discounts On Cart: Control which coupon codes can be stacked during the cart checkout.
• Automatic Stacking of Multiple Discounts: Customers can stack discounts without any manual input.
• Free Shipping Promotion: Track free shipping tier progress and promote it alongside cart coupons.
• Discount Code Promotion Widget: Display available codes to customers throughout your site.

By utilizing this app, you can streamline the discount code process, improve conversion rates, and make the shopping experience more enticing for your customers.

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