Apps for extending your checkout

Build a unique checkout for your business.

2,824 apps
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GoodAPI Plant Trees Clean Seas
4.9 out of 5 stars 204 total reviews • Free to install
Plant trees, remove plastic, and make your impact
EA • Upsell Offer & Cross Sell
5.0 out of 5 stars 12 total reviews • Free
Sell more with Upsell Popup, Cross Sell & discount offers
Stack Discounts Pro
4.7 out of 5 stars 30 total reviews • Free trial available
Combine discounts with advanced multi-discount campaigns
ShipGuard: Shipping Protection
4.5 out of 5 stars 12 total reviews • Free
Custom shipping protection/shipping insurance managed by you.
Octolize Shipping Discounts
5.0 out of 5 stars 28 total reviews • Free plan available
Auto-apply shipping discounts based on rules and conditions
Kickflip product configurators
4.5 out of 5 stars 116 total reviews • $59/month
Visual product personalizer boosting engagement & sales
Super FOMO Countdown Timer Bar
5.0 out of 5 stars 6 total reviews • Free
Add sales countdown bar, cart timer, countdown banner & more
PopSpin ‑ Spin Wheel Popup
4.9 out of 5 stars 19 total reviews • Free plan available
Grow Emails & SMS with Spin the Wheel - Spin to Win Popups
ᵗᵖ Google Ads, Ga4 & GTM
5.0 out of 5 stars 28 total reviews • Free
Real-time Google ads Tracking Pixels with Google Tag Manager
Digiloop Pickup & Delivery
4.8 out of 5 stars 45 total reviews • Free trial available
Easily add pickup points to your store & Print shipping labels
OMNI Memberships & Loyalty CRM
5.0 out of 5 stars 24 total reviews • Free trial available
Excite members w/ loyalty program, welcome & birthday rewards
RecomSale: Affiliate Marketing
4.9 out of 5 stars 262 total reviews • Free plan available
All-in-one ambassador, affiliate program & referral program
Planet Discounts & Upsells
4.9 out of 5 stars 155 total reviews • Free trial available
Set up discounts, upsells, quantity breaks, bundles & more
PowerX ‑ Functions Creator
5.0 out of 5 stars 18 total reviews • Free plan available
Script to Functions: Discounts, BOGO, Free Gift, Volume & More
Magical Fees & Tariffs
4.8 out of 5 stars 75 total reviews • Free trial available
Add Fees, Tariffs, Surcharges and Deposits to Recover Costs
Puco Checkout Rules
5.0 out of 5 stars 55 total reviews • Free plan available
All-in-one app to create checkout customization and validation
Zapiet ‑ Rates by Zip Code
4.7 out of 5 stars 79 total reviews • Free trial available
Easily calculate delivery fees using a customer's zip code
Treo · Auction Plus
4.8 out of 5 stars 20 total reviews • Free plan available
Engage your customers with auctions and Make an Offer
CheckboxAssistant: Terms Check
5.0 out of 5 stars 29 total reviews • Free plan available
Build trust and reduce risk with terms and conditions checkbox
Salemate Thank you page Upsell
4.6 out of 5 stars 13 total reviews • Free
Lift AOV with Post purchase and Thank you page upsell
SellUp: Add ons & Cart Upsell
4.7 out of 5 stars 119 total reviews • Free to install
Increase your revenue with tailored add-ons and cart upsells.
Wishlist Power
4.9 out of 5 stars 20 total reviews • Free plan available
Easy to set up wishlist that adapts to the most popular themes
Negate ‑ Bot Protection
4.4 out of 5 stars 43 total reviews • Free trial available
Avoid inflated analytics and marketing fraud by blocking bots.
Loyoly ‑ Loyalty and Referral
5.0 out of 5 stars 102 total reviews • Free plan available
Loyalty, rewards and referrals to boost sales
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