Apps for extending your checkout

Build a unique checkout for your business.

4,741 apps
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DiscountOS ‑ Market Discount
5.0 out of 5 stars 15 total reviews • Free
Create any automatic and code discount you can imagine
Rimix Product Badges & Labels
5.0 out of 5 stars 26 total reviews • Free plan available
Create product badges & labels to nake your store shine
Functions Creator & Discount
5.0 out of 5 stars 42 total reviews • Free to install
Create unlimited discount functions, shipping, payment & rules
Digiloop Pickup & Delivery
4.9 out of 5 stars 69 total reviews • Free trial available
Easily add pickup points to your store & Print shipping labels
Intuitive Shipping
5.0 out of 5 stars 480 total reviews • Free plan available
Control how shipping is calculated and displayed at checkout.
Spur: AI Chat & Helpdesk
5.0 out of 5 stars 113 total reviews • Free trial available
Boost Sales with WhatsApp Cart Recovery & Instagram Automation
Spoks: Email & SMS Marketing
4.9 out of 5 stars 28 total reviews • Free plan available
All-in-one email and SMS platform with it's own mobile app
Elevate A/B Testing Price Test
4.9 out of 5 stars 125 total reviews • Free trial available
Boost sales with AB testing: prices, shipping, content & more
F: PDF Invoice Generator
4.6 out of 5 stars 132 total reviews • Free plan available
An invoice generator with auto PDF invoices & packing slips
OC Order Limit Quantity Breaks
4.9 out of 5 stars 433 total reviews • Free plan available
Volume & bulk discounts, tiered pricing, min-max order rules
QuickCEP: AI Support Agent
4.9 out of 5 stars 58 total reviews • Free plan available
Increase sales while providing excellent customer service.
GOVX ID Exclusive Discounts
4.9 out of 5 stars 286 total reviews • Free to install
Launch a military and first responder discount on your store.
AfterShip Order Tracking
4.5 out of 5 stars 1199 total reviews • Free to install
Reduce WISMO with branded order tracking
Sale max ‑ Slide Cart Drawer
4.8 out of 5 stars 132 total reviews • Free
Cart Upsell—Boost Sales with Slide Cart Drawer Offers
FoxKit: Upsell & Bundles App
4.9 out of 5 stars 379 total reviews • Free to install
AOV+ with bundles, cart upsell, volume discounts & low stock
Qikify Upsell & Cross‑sell
4.8 out of 5 stars 625 total reviews • Free plan available
Upsell & cross-sell with Frequently Bought Together, BOGO
Magical Custom Fields & Upload
4.7 out of 5 stars 80 total reviews • Free trial available
Custom Order Notes, Text Box, Date Picker + Checkout Fields
Essential CRO Split AB Testing
5.0 out of 5 stars 25 total reviews • Free
Lift CRO by AB Testing & Split Testing Theme Templates.
Aimerce First‑Party Pixel
5.0 out of 5 stars 94 total reviews • From $299/month
First-party pixel and server-side tracking to improve ROAS.
CheckboxAssistant: Terms Check
5.0 out of 5 stars 39 total reviews • Free plan available
Build trust and reduce risk with terms and conditions checkbox
AVP ‑ Age Verification Popup
4.7 out of 5 stars 156 total reviews • Free plan available
Easy age verification: 18+ pop-up for safe premium checks
506 Sale & Bulk Discount App
4.9 out of 5 stars 321 total reviews • Free plan available
GetSale: product discount app to help you schedule bulk sales
Order Merger Edit Merge Orders
4.8 out of 5 stars 71 total reviews • Free plan available
Merge orders and let customers edit address, items, or cancel.
Treo · Auction Plus
5.0 out of 5 stars 30 total reviews • Free plan available
Engage your customers with auctions and Make an Offer
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4,741 apps
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