Apps for extending your checkout

Build a unique checkout for your business.

4,543 apps
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Google & YouTube
4.5 out of 5 stars 4848 total reviews • Free to install
Drive sales by showcasing your products on Google and YouTube
Notify! Back in Stock|PreOrder
4.9 out of 5 stars 3324 total reviews • Free plan available
The Notify Me! for pre order, waitlist, low stock & wish list
Blockify Fraud Filter, Blocker
4.9 out of 5 stars 1536 total reviews • Free to install
Block fraud with IP blocker, bot blocker and country blocker
Upsell & Cross Sell — Selleasy
4.9 out of 5 stars 2438 total reviews • Free to install
Frequently bought together bundles & in cart upsell, boost AOV
DECO Product Labels & Badges
5.0 out of 5 stars 1490 total reviews • Free plan available
Elevate sales with product labels, product badges & discounts
Appstle Loyalty Reward Program
5.0 out of 5 stars 1194 total reviews • Free plan available
Program loyalty with points, rewards, credits, referrals & VIP
Kaching Subscriptions App
5.0 out of 5 stars 742 total reviews • Free plan available
Grow recurring revenue with flexible product subscriptions
ETP Sort Hide Payment Methods
5.0 out of 5 stars 304 total reviews • Free
Hide, sort, reorder, rename payment methods with payment rules
Preorder, Back In Stock ‑ STOQ
5.0 out of 5 stars 3335 total reviews • Free plan available
Grow sales with preorders, 'notify me' & back in stock alerts
Kite Discount, Free Gift, BOGO
4.9 out of 5 stars 898 total reviews • Free to install
Convert more: free gift, buy X get Y, BOGO & progress bar
Revoq ‑ EU Withdrawal Button
4.9 out of 5 stars 440 total reviews • Free plan available
Required for EU shops from June 19, 2026 – set up in minutes.
SEOWILL: AI SEO & AI Blog Post
4.8 out of 5 stars 1664 total reviews • Free plan available
SEOAnt, Alt text, AI Store builder, AEO,GEO, JSON-LD, llms.txt
Appstle℠ Bundles & Upsells
5.0 out of 5 stars 951 total reviews • Free plan available
Maximize AOV with bundles, volume discount, upsells & BOGO
Seal Subscriptions App
4.9 out of 5 stars 2764 total reviews • Free plan available
Increase sales & retention with subscriptions & memberships!
Appointment Booking App Apntly
5.0 out of 5 stars 1499 total reviews • Free plan available
Appointment booking app to schedule services & events calendar
AOV.ai Bundles Upsell
5.0 out of 5 stars 1525 total reviews • Free to install
Grow order value with bundles, volume discounts & upsells
BON Loyalty Program & Rewards
5.0 out of 5 stars 1805 total reviews • Free plan available
Customer loyalty points & rewards program, VIP tier, referrals
TikTok
4.8 out of 5 stars 13316 total reviews • Free to install
Launch TikTok Ads and sell directly via TikTok Shop
Klaviyo: Email Marketing & SMS
4.7 out of 5 stars 2941 total reviews • Free to install
Email marketing, SMS, & WhatsApp that turn messages into sales
GLO Color Swatch Variant Image
4.9 out of 5 stars 1617 total reviews • Free plan available
Increase conversions by showing product variants as swatches
BUCKS Currency Converter PRO++
4.9 out of 5 stars 1148 total reviews • Free plan available
Unlimited multi currency switcher by geolocation +AI Analytics
Essent Cart Drawer Cart Upsell
5.0 out of 5 stars 687 total reviews • Free
Lift AOV via Slide Cart Upsell, Sticky Add to Cart, Reward Bar
SMART Shipping Rates & Rules
4.9 out of 5 stars 243 total reviews • Free
Postcode shipping calculator to set rates & rules by product
Simprosys Google Shopping Feed
4.9 out of 5 stars 4433 total reviews • Free trial available
Submits Feed for Google Shopping, Microsoft, Meta, & Pinterest
2 4 5 … 190
2 4 5 … 190
4,543 apps
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