Shopify App Comparison 2026
Amp Slide Cart Upsell Drawer
Upsell & Cross Sell — Selleasy
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Amp and Upsell & Cross Sell to find the best fit for your store.
Key Features
- Cart drawer with sticky cart functionality
- Cart upsells and cross-sell recommendations
- Frequently bought together suggestions
- Free gift promotions (BOGO mechanics)
- Tiered rewards progress bar
- Countdown timers for urgency
- Shipping protection and warranty toggles
- Multi-language and multi-currency support
Verdict on Amp
Amp Slide Cart is a well-established cart drawer app with a perfect 5.0 rating since 2019. It offers a comprehensive feature set including tiered rewards, free gifts, and urgency timers all within the slide cart experience.
Boost AOV with one-click upsell and cross-sell offers displayed before and after purchase.
View Full DetailsKey Features
- Pre-purchase cross-sell offers shown on product pages as Amazon-style "frequently bought together" bundles
- Post-purchase one-click upsell page with dedicated thank-you page funnels
- Cart upsell funnel with add-ons and product recommendations based on cart contents
- Multi-language and multi-currency support for international stores
- Customizable widget styling that auto-matches your store theme with no code changes required
Verdict on Upsell
Selleasy is one of the most well-rounded upsell apps on Shopify, offering pre-purchase, in-cart, and post-purchase funnels in a single install. Its generous free tier makes it ideal for new stores, while the paid plans remain affordable even for high-volume merchants. The app is easy to set up and integrates cleanly with most themes, making it a strong default choice for any store looking to grow AOV.
Amp vs Sell — Side-by-Side Feature Comparison
Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Amp and Upsell & Cross Sell differ — so you can make an informed decision for your Shopify store.
| Feature | Amp Slide | Upsell & Cross |
|---|---|---|
| Slide Cart Drawer | ||
| In-Cart Upsells | ||
| Cross-Sell Recommendations | ||
| Post-Purchase Upsell | ||
| Product Page Upsell | ||
| Frequently Bought Together | ||
| Free Gifts with Purchase | ||
| BOGO Offers | ||
| Free Shipping Progress Bar | ||
| Tiered Rewards | ||
| Countdown Timer | ||
| Sticky Add to Cart | ||
| Announcement Bar | ||
| Trust Badges | ||
| Discount Code in Cart | ||
| Volume Discounts | ||
| Shipping Protection | ||
| AI Recommendations | ||
| A/B Testing | ||
| Thank You Page Upsell | ||
| Checkout Upsell (Plus) | ||
| Cart Analytics | ||
| Multi-Language | ||
| Multi-Currency | ||
| Custom CSS/HTML | ||
| Free Plan | ||
| Mobile Responsive |
Integration & Compatibility Comparison
App integrations matter — especially when you're running multiple tools in your Shopify stack. Here's what each app connects with out of the box.
Amp Slide Cart Upsell Drawer
Supported Languages
English
Upsell & Cross Sell — Selleasy
- Shopify Checkout
- Customer Accounts
- Shopify Admin
- AppHQ Slide Cart
- Conversion Bear
- Geolocation
- LogBase Store Pickup
- PageFly
- Online Store 2.0 Themes
Supported Languages
English, German, French, Spanish, Dutch, Portuguese (Brazil), Chinese (Simplified)
Frequently Asked Questions
Is Selleasy free to use?
Yes, Selleasy offers a fully featured free plan for stores processing up to 50 orders per month. All upsell and cross-sell features are included at every tier, with paid plans starting at $8.99/month for higher order volumes.
Does Selleasy work with my Shopify theme?
Selleasy is designed to work with all Shopify themes, including Online Store 2.0 themes. The widgets automatically match your store styling, and you can further customize colors, fonts, and layout through the app settings.
Can I show upsell offers after checkout?
Yes, Selleasy supports post-purchase one-click upsell pages that appear after payment but before the thank-you page. Customers can accept additional offers without re-entering payment details.