Shopify App Comparison 2026

Kwik COD & Checkout

4.8436 reviews
VS

Amp Slide Cart Upsell Drawer

5.0630 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Kwik and Amp Slide Cart Upsell Drawer to find the best fit for your store.

Smart Checkout solution to reduce RTO (Return to Origin).

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Key Features

  • Intelligent COD blocking with 70+ personalized interventions
  • Smart login and pre-filled address capability
  • Advanced prepaid discounts and bundle offerings
  • Partial COD payment options
  • OTP verification and IP blocking
  • WhatsApp order notifications
  • Post-purchase upsells and one-click checkout
  • Customizable checkout (theme colors, logo, text)
  • 35+ plug-and-play integrations
  • RTO Intelligence Data access
Built for Shopify

Add slide cart to boost AOV with upsells & free shipping bar.

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Key Features

  • Cart upsell and cross-sell with frequently bought together
  • Rewards progress bar for spending goals
  • Free gifts based on products, min order quantities, or cart value
  • Discount bar for applying and stacking codes
  • Sticky cart drawer accessible throughout the site
  • Announcements with urgency timers
  • Custom styling with rules, HTML, and CSS
  • Mobile responsive with countdown timers and product recommendations

Verdict on Amp

Amp Slide Cart is one of the most polished cart drawer apps on Shopify, backed by a perfect 5.0 rating and 630+ reviews. Its free plan gives small stores full access to every feature, and the paid tiers remain competitive. Where it truly stands out is the depth of cart customization — gift wrap, terms checkbox, shipping estimator, and discount stacking are all built in. The main trade-off is the English-only limitation and lack of AI recommendations or post-purchase upsells.

Kwik vs Drawer — Side-by-Side Feature Comparison

Wondering which app offers the features you actually need? This feature-by-feature breakdown shows exactly where Kwik and Amp Slide Cart Upsell Drawer differ — so you can make an informed decision for your Shopify store.

FeatureKwik CODAmp Slide Cart
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
Gift Wrap
Terms Checkbox
Shipping Estimator
One-Click Upsell
Cart Analytics
Multi-Language
Multi-Currency
Custom CSS/HTML
Free Plan Available
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.

Kwik COD & Checkout

    Supported Languages

    English

    Amp Slide Cart Upsell Drawer

    Built for Shopify
    • Shopify Admin
    • Lifetimely Profit Analytics
    • ReCharge Subscriptions
    • Skio Subscriptions
    • Online Store 2.0 Themes

    Supported Languages

    English

    Frequently Asked Questions

    Does Amp Slide Cart have a free plan?

    Yes, stores processing up to 50 orders per month can use all features completely free.

    Can I add free gifts based on cart value?

    Yes, Amp supports free gifts based on specific products, minimum order quantities, or cart value thresholds.

    Does it work with subscription apps?

    Yes, it integrates with ReCharge and Skio for subscription-based stores.