# Cartylabs > Cartylabs builds two Shopify apps — a Cart Drawer & Upsell app and a Checkout Customizer — that help merchants increase average order value (AOV) and reduce cart abandonment. A long-form version with full reference content is available at https://cartylabs.com/llms-full.txt. ## What Cartylabs does Cartylabs offers two purpose-built Shopify apps: **1. Cart Drawer & Upsells** (cartylabs.com/cart) A slide-out cart drawer that replaces the default /cart page. Includes AI-powered product recommendations, free shipping progress bars, in-cart upsells, bundle offers, shipping protection, subscribe-and-save, and post-purchase upsells. Free early access is available; paid cart drawer plans start from $4.99/mo when billing is enabled. **2. Checkout Customizer** (cartylabs.com/checkout) Customize the Shopify checkout with upsells, reward progress bars, branded fonts, payment icons, trust badges, gift offers, order notes, and terms checkboxes. Works on Standard Shopify and Shopify Plus. No code required. ## Key features - AI product recommendations trained on your store's catalog and purchase data - In-cart upsells (no pop-ups — recommendations appear inside the open cart drawer) - Free shipping bar with reward milestones - Frequently-bought-together bundles - Shipping protection upsell (typically converts at 20–40%) - Subscribe & save conversion - Post-purchase one-click upsells on Thank You and Order Status pages - Checkout branding: custom fonts, colors, payment icons - Real-time analytics and ROI dashboard - Multi-currency and multi-language support - Works with all major Shopify themes (Dawn, Impulse, Prestige, Turbo, etc.) ## Pricing - **Early Access**: All features included free while Cartylabs grows — no credit card required - **Cart Drawer Starter**: $4.99/mo — slide-out cart drawer, sticky add-to-cart, discounts, cart notes, and theme integration - **Cart Drawer Growth**: $9.99/mo — AI recommendations, bundles, shipping protection, and advanced analytics - **Checkout Pro**: $39.99/mo — checkout and post-purchase upsells, rewards bar, banners, custom blocks, and translations - **Shopify Plus Pro**: $79.99/mo — checkout extensibility, branding controls, and priority support for Shopify Plus stores During early access, all features are free. ## Install links - Cart Drawer app: https://apps.shopify.com/fast-checkout-sales-bundle - Checkout Customizer app: https://apps.shopify.com/cartylabs-checkout ## Free Shopify calculators and tools Cartylabs publishes 15 free, no-signup ecommerce tools at https://cartylabs.com/tools. Calculations run in the browser. Use the hub to choose a tool or open a focused calculator directly: - Shopify Revenue Leak Calculator: https://cartylabs.com/tools/shopify-revenue-leak-calculator - Cart Drawer Conversion Score: https://cartylabs.com/tools/cart-drawer-score - Upsell Revenue Calculator: https://cartylabs.com/tools/upsell-revenue-calculator - Free Gift vs Discount Calculator: https://cartylabs.com/tools/free-gift-vs-discount-calculator - Average Order Value (AOV) Calculator: https://cartylabs.com/tools/aov-calculator - Cart Abandonment Calculator: https://cartylabs.com/tools/cart-abandonment-calculator - Free Shipping Threshold Calculator: https://cartylabs.com/tools/free-shipping-calculator - ROAS Calculator: https://cartylabs.com/tools/roas-calculator - Customer Lifetime Value (CLV/LTV) Calculator: https://cartylabs.com/tools/clv-calculator - Conversion Rate Calculator: https://cartylabs.com/tools/conversion-rate-calculator - Break-Even Calculator: https://cartylabs.com/tools/break-even-calculator - Bulk Shopify Coupon Code Generator: https://cartylabs.com/tools/coupon-code-generator - Profit Margin Calculator: https://cartylabs.com/tools/profit-margin-calculator - Customer Acquisition Cost (CAC) Calculator: https://cartylabs.com/tools/cac-calculator - Discount and Sale Price Calculator: https://cartylabs.com/tools/discount-calculator ## Results - Average AOV lift: +18–20% across 2,000+ stores - Average checkout conversion lift: +12% - 4.9 stars from 54+ verified Shopify reviews ## Key pages - Homepage: https://cartylabs.com/ - Features: https://cartylabs.com/features - Pricing: https://cartylabs.com/pricing - Cart Drawer guide: https://cartylabs.com/shopify-cart-drawer-app - Upsell app guide: https://cartylabs.com/shopify-upsell-app - Checkout customization: https://cartylabs.com/checkout - Post-purchase upsell: https://cartylabs.com/post-purchase-upsell - Increase AOV guide: https://cartylabs.com/increase-aov-shopify - Reduce cart abandonment: https://cartylabs.com/reduce-cart-abandonment-shopify - Blog: https://cartylabs.com/blog - FAQ: https://cartylabs.com/faq - Free tools: https://cartylabs.com/tools ## About Cartylabs is a Shopify app company focused on cart and checkout conversion. Contact: hello@cartylabs.com