Apps for extending your checkout

Build a unique checkout for your business.

6,063 apps
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Planet Discounts & Upsells
4.8 out of 5 stars 160 total reviews • Free plan available
Set up discounts, upsells, quantity breaks, bundles & more
AI Fashion ‑ The New Black AI
5.0 out of 5 stars 4 total reviews • From $15/month
AI Fashion Models, Virtual Try-On, Videos & Fashion AI Agent
ONE: Variants Shared Inventory
5.0 out of 5 stars 3 total reviews • Free trial available
Share inventory across variants to prevent overselling
Discounts, BOGO & Gifts ‑ AIOD
4.7 out of 5 stars 365 total reviews • Free plan available
Boost Sales with POS Discounts, BOGO, Bundles and Free Gifts
AmbassadorFlow Referrals
5.0 out of 5 stars 8 total reviews • Free trial available
Turn buyers into Ambassadors: Refer-a-friend, Referral program
Axe Checkbox Upsell Order Bump
4.7 out of 5 stars 49 total reviews • Free trial available
Boost revenue with Product Addons & Checkmark Upsells
Zonos Duty and Tax
4.4 out of 5 stars 159 total reviews • Free trial available
Calculate and collect duty, tax, fees at checkout w/remittance
NA Age Verification
4.9 out of 5 stars 90 total reviews • Free plan available
Age Verification on checkout and 18+ age gate check with popup
FAD: Upsell & Volume Discounts
5.0 out of 5 stars 16 total reviews • Free plan available
Boost sales with volume discounts, BOGO, free gifts, & bundles
Pixelio Facebook Pixels & API
4.9 out of 5 stars 68 total reviews • Free to install
Track Facebook & Meta Pixels with Conversion API (ex Pixelio)
AI Auto Add to Cart Free Gifts
5.0 out of 5 stars 3 total reviews • Free
Create auto add to cart targeted gifts & custom discount maker
Webgarh GTM Assistant: GA4/Ads
4.6 out of 5 stars 13 total reviews • Free to install
Server-side conversion tracking, set up with our team
Geosort: Country Merchandising
5.0 out of 5 stars 20 total reviews • Free plan available
Merchandise collections your way with unlimited rules.
Casa Subscriptions & Bundles
5.0 out of 5 stars 149 total reviews • Free to install
Recurring Payments Subscription Boxes to Recharge Boldly
EZ Checkout Controller | Rules
4.3 out of 5 stars 20 total reviews • Free trial available
Set order limits, minimum order, MOQ, T&C box, block IP & more
Order Tracking by Pragma
5.0 out of 5 stars 9 total reviews • Free
Unified widget for order updates, customer queries, & tracking
Cart Reservation Patrol
5.0 out of 5 stars 4 total reviews • Free plan available
Real stock holds, drops, waitlists & cart timers for launches
GIT Digital Downloads, E‑books
5.0 out of 5 stars 19 total reviews • Free
Sell any digital product including PDFs license keys and eBook
Fluxsales
5.0 out of 5 stars 10 total reviews • Free plan available
AWB & Invoices for Romania - FAN, Cargus, Oblio, SmartBill
Hide & Sort Payment Methods
5.0 out of 5 stars 3 total reviews • Free plan available
Hide, rename, and reorder payment methods.
Wixpa Google Analytics 4 (GA4)
5.0 out of 5 stars 53 total reviews • Free
Easily connect your store to Google Analytics 4 in just minute
Minmaxify Order Limits
4.8 out of 5 stars 179 total reviews • Free trial available
Set product and collection limits on your cart
edrone: Email, SMS & WhatsApp
4.6 out of 5 stars 29 total reviews • Free plan available
CRM and Marketing Automation built for e-commerce with AI
Product Volume Pricing
4.9 out of 5 stars 10 total reviews • Free trial available
Easily add per-product volume pricing tiers.
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6,063 apps
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