If you’re running a Shopify store, improving your customers’ add-to-cart experience is one of the smartest ways to reduce cart abandonment and increase conversions. A smoother, faster, and more intuitive cart process often means more sales and happier customers.
To help you upgrade your store, here’s a comprehensive guide to 7 of the best add-to-cart Shopify apps available right now, complete with an overview, pros and cons, a handy comparison table, and some FAQs to make your decision easier.
1. Supercart | Cart Drawer, Shipping Protection & Upsells
App link: Supercart on Shopify
Supercart is a feature-rich cart drawer app that helps merchants create a seamless, high-converting cart experience. Beyond the stylish and customizable cart drawer, it adds built-in upsells, shipping protection, rush processing, and extended returns.
Pros:
- Robust customization options for cart drawer design
- Integrated upsell and cross-sell features
- Includes shipping protection and order enhancements
Cons:
- Slight learning curve for first-time users
- Might include more features than small stores need
2. Persistent Cart ‑ Sync Devices
App link: Persistent Cart ‑ Sync Devices App on Shopify
This app syncs customers’ carts across multiple devices, making it easy for them to continue shopping from where they left off.
Pros:
- Automatically syncs cart data
- Simple, easy-to-use interface
- Completely free
Cons:
- Limited to syncing functionality only
- Less suited for stores needing advanced upsells
3. Buy Me – Sticky Buy Button
App link: Buy Me on Shopify
Buy Me places a sticky buy button on every page, helping customers easily add products to their cart no matter where they are on your store.
Pros:
- Always-visible buy button improves user experience
- Easy one-click purchase flow
- High customizability of button appearance
Cons:
- Might feel intrusive on small screens if not configured properly
- Limited upsell or cart drawer functionality
4. Sticky Add To Cart & Buy Bar
App link: Sticky Add to Cart
A clean, minimal sticky add-to-cart bar that follows users as they scroll on product pages.
Pros:
- Simple, non-intrusive design
- Increases conversions by keeping cart access visible
Cons:
- Focused purely on product pages (not sitewide)
- Limited to sticky bar functionality only
5. Buy Button Channel
App link: Buy Button Channel by Shopify
Shopify’s own Buy Button app allows you to embed product and collection buy buttons on external websites and blogs.
Pros:
- Great for external selling (blogs, partner sites)
- Easy integration and lightweight
Cons:
- Not an in-store solution; works outside Shopify store
- Minimal customization compared to other apps
6. Sticky Cart by Uplinkly
App link: Sticky Cart by Uplinkly
This app gives you a floating sticky cart button that’s always accessible, with customizable animations.
Pros:
- Always-visible cart access increases conversions
- Engaging animations and smooth design
Cons:
- Less useful for advanced upselling or checkout enhancements
- Some animations might not fit every store aesthetic
7. Instant Buy
App link: Instant Buy by Eggflow
Instant Buy speeds up the purchase journey with a sticky add-to-cart button and an instant checkout option.
Pros:
- Directs users to checkout quickly
- Simple, user-friendly setup
Cons:
- Limited upselling and customizations
- Might bypass cart upsells entirely
📊 Comparison Table
| App Name | Best For | Key Features | Pricing | Rating |
| Supercart | Full cart drawer & upsells | Cart drawer, upsells, shipping protection | Paid | ★ 4.9 |
| Free Persistent Cart | Cart syncing | Sync cart across devices | Free | ★ 4.2 |
| Buy Me | Sticky buy button everywhere | Sticky buy button, quick add | Paid | ★ 4.8 |
| Sticky Add To Cart & Buy Bar | Sticky add-to-cart bar | Sticky bar on product pages | Paid | ★ 5.0 |
| Buy Button Channel | Selling externally | Embed buy buttons on other sites | Free | ★ 3.7 |
| Sticky Cart by Uplinkly | Floating sticky cart | Floating cart button w/ animations | Paid | ★ 4.9 |
| Instant Buy | Faster checkout | Sticky button + instant checkout | Free/Paid | ★ 4.5 |
FAQs
1. Do add-to-cart apps really increase conversions?
Yes. Studies show that making the add-to-cart process smoother and faster reduces friction, leading to more completed checkouts.
2. Can I use more than one add-to-cart app?
Technically yes, but avoid overlap. Using multiple sticky buttons or bars can clutter your site and confuse users.
3. Which app is best for beginners?
Buy Me and Sticky Add To Cart are beginner-friendly, while Supercart and BOOSTER offer advanced features for more experienced merchants.
4. Are these apps mobile-friendly?
Yes, all listed apps are responsive and optimized for mobile devices.
5. How do I choose the right app for my store?
Decide what you want most: faster checkout, upsells, or external sales. Match the app features to your store’s needs.
Final Thoughts
Choosing the right add-to-cart app can make a noticeable difference in both user experience and store revenue. Whether you want to sync carts, speed up checkout, or boost AOV with upsells, there’s an app on this list for you. Evaluate your business goals, install a couple of free trials, and see which one resonates best with your customers. Happy selling!
