Apps for extending your checkout

Build a unique checkout for your business.

5,703 apps
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Essential Upsell & Cross Sell
5.0 out of 5 stars 2380 total reviews • Free plan available
Lift AOV with Frequently Bought Together Cross-sell Upsell App
Kite Discount, Free Gift, BOGO
4.9 out of 5 stars 1187 total reviews • Free to install
Convert more: free gift, buy X get Y, BOGO & progress bar
Bundlex Product Bundles Upsell
5.0 out of 5 stars 155 total reviews • Free
Boost AOV with free bundle offers, quantity breaks & BOGO
Preorder, Back In Stock REZ
5.0 out of 5 stars 1533 total reviews • Free plan available
Do Pre order, notify me, back in stock alert backorder presale
EU Withdrawal Button & Form
4.9 out of 5 stars 2297 total reviews • Free plan available
Easily comply with EU withdrawal requirements 2023/2673
COD King‑Part COD & OTP Verify
4.9 out of 5 stars 969 total reviews • Free to install
COD verification via OTP & Partial COD & partial payments
MS Order Printer ‑ PDF Invoice
5.0 out of 5 stars 285 total reviews • Free plan available
Order invoice generator for PDF invoice, packing slip, receipt
Appointment Booking Cowlendar
4.9 out of 5 stars 2224 total reviews • Free plan available
Booking app for appointments, rentals, events & booking forms.
TikTok
4.8 out of 5 stars 15931 total reviews • Free to install
Launch TikTok Ads and sell directly via TikTok Shop
Affiliate Marketing ReferrLy
5.0 out of 5 stars 1080 total reviews • Free
Referral marketing with affiliate program & referral program
Aftersell Post Purchase Upsell
4.9 out of 5 stars 1029 total reviews • Free plan available
Lift AOV with 1-Click Checkout Upsells & Thank You Page Offers
Essent Cart Drawer Cart Upsell
5.0 out of 5 stars 983 total reviews • Free plan available
Lift AOV via Slide Cart Upsell, Sticky Add to Cart, Reward Bar
Parkour: Facebook Pixel & Feed
4.9 out of 5 stars 192 total reviews • Free
Facebook Pixel & Meta Pixel (CAPI) with Feed & Catalog
PreOrder Globo | Back in Stock
4.9 out of 5 stars 1922 total reviews • Free plan available
Drive sales with Pre-order and Restock Alert
Klaviyo: Email Marketing & SMS
4.7 out of 5 stars 3293 total reviews • Free to install
Email marketing, SMS, & WhatsApp that turn messages into sales
Kaching Post Purchase Upsell
5.0 out of 5 stars 349 total reviews • Free plan available
Boost AOV via 1-click Checkout upsells & Thank You page offers
Globo Product Options, Variant
4.9 out of 5 stars 5017 total reviews • Free plan available
Product personalizer, custom product option w/ variant options
MIDA Replay, Heatmap & Insight
4.9 out of 5 stars 570 total reviews • Free plan available
Fix lost sales: live replays, revenue heatmaps & AI analytics
Multifeed Google Shopping Feed
4.9 out of 5 stars 1096 total reviews • Free plan available
Feeds, server-side tracking & Google Automated Discounts
ETP Sort Hide Payment Methods
5.0 out of 5 stars 483 total reviews • Free
Hide, sort, reorder, rename payment methods with payment rules
Essent Estimated Delivery Date
5.0 out of 5 stars 981 total reviews • Free
Show Estimated Delivery Date Plus Shipping Time (EDD/ETA)
StoreSEO AI SEO Optimizer
5.0 out of 5 stars 747 total reviews • Free plan available
Image optimizer and AI SEO for products, schema, and speed
Chatty AI Chatbot & Live Chat
4.9 out of 5 stars 1882 total reviews • Free plan available
AI Chat& sale: recommend products, answer FAQs, livechat inbox
BOGOS: Free Gift Bundle Upsell
5.0 out of 5 stars 4361 total reviews • Free plan available
Trusted app for free gift with purchase, bundles & buy x get y
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5,703 apps
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