Apps for extending your checkout

Build a unique checkout for your business.

4,714 apps
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Japan Order CSV
4.6 out of 5 stars 20 total reviews • Free plan available
ヤマト・佐川・日本郵便などの出荷指示CSVファイルをワンクリック出力。代引き手数料・配送日時・送り状番号にも対応。
Hulk Volume Discount Bundles
4.6 out of 5 stars 626 total reviews • Free plan available
Save with volume discount, quantity breaks, BOGO & bundle.
AS Upsell Cross‑Sell & Bundles
5.0 out of 5 stars 13 total reviews • Free
Product upsell, addons, bundle, quantity break to boost AOV
Apippa‑Custom Price Calculator
4.8 out of 5 stars 207 total reviews • Free trial available
Accurate pricing for custom size, weight & area based products
SMSGo: Abandoned Cart Recovery
4.1 out of 5 stars 25 total reviews • Free to install
Bump your Abandoned Cart Recovery with SMS Marketing & Upsell
Profit Bundles & Mystery Boxes
4.9 out of 5 stars 71 total reviews • Free plan available
Real mystery boxes, unboxed at delivery + 3pl bundles (YC S21)
SimiCart ‑ Mobile App Builder
4.6 out of 5 stars 38 total reviews • Free plan available
Launch a no-code mobile app in 30 mins - Boost sales & loyalty
Yozo: Email,SMS, CX AI Agent
4.9 out of 5 stars 13 total reviews • Free plan available
Manage customer communications and marketing in one place
Product Recommendations • ES
5.0 out of 5 stars 138 total reviews • Free plan available
Sell more with Upsells & Recommendations And Free Shipping Bar
ReplayPRO: Replays & Heatmaps
4.7 out of 5 stars 17 total reviews • Free plan available
Find lost sales: session replays, buyer heatmaps & AI insights
WeltPixel Conversion Tracking
5.0 out of 5 stars 5 total reviews • Free plan available
Server-side GA4, Meta, TikTok & Google Ads — $39 unlimited
Shipy 2 ‑ Andreani y CorreoArg
4.2 out of 5 stars 14 total reviews • Prueba gratis disponible
Andreani y Correo con sus puntos de retiro y carga masiva
SB Custom Product Designer
4.6 out of 5 stars 147 total reviews • Free plan available
Live Product designer for T-shirt & POD with print ready files
Fundlet Fundraiser
4.8 out of 5 stars 18 total reviews • Free plan available
Launch beautiful fundraising campaigns that grow sales
Ego Facebook Pixel Meta Feed
5.0 out of 5 stars 10 total reviews • Free
Track your Facebook Pixel & Meta Pixel (CAPI), Feed & Catalog
Helium Customer Fields
4.6 out of 5 stars 314 total reviews • Free trial available
Customizable forms to register or approve new customers
Ako Marketing Loyalty Retarget
4.9 out of 5 stars 110 total reviews • Free plan available
Boost retention with VIP loyalty program store credit rewards
Yuko Affiliate Marketing
4.9 out of 5 stars 21 total reviews • Free plan available
Referral collabs, affiliate marketing, referral program & more
Wyllo
4.9 out of 5 stars 159 total reviews • Free to install
Prevent fraud & abuse, protect revenue, & automate operations.
Mondial Relay Inpost Official
3.9 out of 5 stars 99 total reviews • Free trial available
Expéditions en Point Relais & à l'International
Options Price Calculator
5.0 out of 5 stars 22 total reviews • Free plan available
Unlimited product options with formula-based dynamic pricing
GA4 Google Analytics 4 ‑ GTM
4.7 out of 5 stars 9 total reviews • Free to install
Automate GA4 eCommerce & Custom Events Tracking via GTM
AppLovin
3.4 out of 5 stars 16 total reviews • Free to install
Grow your eCommerce business with AppLovin Ads
Fish Wishlist
5.0 out of 5 stars 18 total reviews • Free plan available
Fast Wishlist with POS, B2B Quotes plus easy Flow integrations
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4,714 apps
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