Apps for extending your checkout

Build a unique checkout for your business.

4,723 apps
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Back in stock Restock Preorder
5.0 out of 5 stars 145 total reviews • Free plan available
Recover sales with back in stock email alerts for customers
Subscription App & Free Gift
5.0 out of 5 stars 23 total reviews • Free
Next-Gen Subscriptions Predictable Revenue -subscribe and save
Superfans ‑ Mobile App Builder
4.9 out of 5 stars 851 total reviews • Free trial available
Build native mobile apps to engage, convert, and retain
One Stop Volume Discounts
5.0 out of 5 stars 12 total reviews • Free
Offer volume discounts with quantity breaks and tiered pricing
Amote: Cart Upsell Cart Drawer
4.6 out of 5 stars 160 total reviews • Free
Boost AOV w/ Cart Drawer, Cart upsell, Reward bar, Free Gifts
ICU• In Cart Upsell Cross Sell
4.8 out of 5 stars 557 total reviews • Free plan available
Boost AOV w/ In Cart Upsell, Cross-Sell & Post Purchase Upsell
PenguinCOD: Partial COD & OTP
5.0 out of 5 stars 17 total reviews • Free plan available
Collect partial prepaid on COD. OTP verify, COD fees & limits
UpsellPlus Checkout Upsell
5.0 out of 5 stars 138 total reviews • Free trial available
Grow AOV with cross sell, post purchase & checkout upsell
Cueline AI Voice & Sales Agent
5.0 out of 5 stars 28 total reviews • Free trial available
AI voice and chat agent that proactively sells for your store
Stripe Subscriptions
Free to install
Sell and Manage Stripe Subscriptions
GM Event Ticketing
4.9 out of 5 stars 41 total reviews • Free to install
Design, sell, and scan event tickets
Puco Checkout Rules
5.0 out of 5 stars 53 total reviews • Free plan available
All-in-one: payment, delivery, validation & discount rules
Pify AI Contact Form Builder
4.6 out of 5 stars 484 total reviews • Free plan available
Easy to build customization forms, support form, return forms
Dialog ‑ AI Personal Shopper
5.0 out of 5 stars 32 total reviews • Free plan available
Boost conversions with an Amazon-inspired Rufus agent.
kosR
4.8 out of 5 stars 26 total reviews • Free plan available
Manage shipping, pickup, and billing for Hungarian merchants
Fordeer: PDF Invoice Generator
4.6 out of 5 stars 144 total reviews • Free plan available
Print & download automated PDF invoices with custom templates.
Kedra Fraud Filter, IP Blocker
4.4 out of 5 stars 114 total reviews • Free plan available
Block bots, VPNs, and suspicious visitors to prevent fraud
Dollarback: Cashback & Loyalty
4.8 out of 5 stars 25 total reviews • Free plan available
Drive loyalty through native store credit and cashback rewards
OO ‑ B2B & Wholesale
5.0 out of 5 stars 36 total reviews • Free trial available
Powerful B2B app for pricing, registration, quotes & taxes
Infinite Donations & Charity
4.8 out of 5 stars 12 total reviews • Free plan available
Turning Donations Into Action, Supporting Charitable Causes
AgeCheck 18+: Age verification
4.7 out of 5 stars 20 total reviews • Free plan available
Protect your store with age verification compliance
Lexus ‑ Multi Facebook Pixels
5.0 out of 5 stars 8 total reviews • Free plan available
Install Multiple Facebook Pixel Into Your Shop
Discount Plus ‑ Custom Rules
5.0 out of 5 stars 18 total reviews • Free plan available
Advanced Custom Discount Rules with Conditions, Tags & Limits
CC Delivery Date & Time
4.6 out of 5 stars 30 total reviews • Free trial available
Add a delivery date and time widget to improve usability.
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4,723 apps
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