Apps for extending your checkout

Build a unique checkout for your business.

5,248 apps
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Ex Make an Offer
Free plan available
Boost Sales with Make an Offer, Flexible Name Your own pricing
KitForge ‑ Bundles & Add‑Ons
Free
Offer bundles, add-ons & quantity breaks on your product pages
Faktwise ‑ E‑Invoice & GoBD
Free plan available
Automatic ZUGFeRD and XRechnung e-invoices with GoBD archive
Billoop
Free trial available
Turn orders into compliant e-invoices
COD Fraud Stop
Free trial available
Stop COD fraud before it ships with smart order screening
Cart Pro: AI Upsell & Bundle
Free plan available
Increase your AOV with slide cart upsells & free shipping bar
Rulio: Cart & Checkout Rules
Free plan available
Cart & checkout order limits with unbypassable rules
Bing UET Conversion Tracking
Free trial available
Track Microsoft Ads conversions with the Bing UET pixel
Sphior Margin
Free trial available
Cap over-discounts, control checkout, prove the margin saved
Wholesale Harmony
Free trial available
Turn any store into a wholesale channel with B2B approvals
UpsellBoost
Free plan available
Zero-commission upsells. Flat fee. Keep 100% of your revenue.
NV Bulk Price & Tag Scheduler
Free plan available
Bulk price edits and scheduled sales that auto-revert
Naxe Offer Engine
Free trial available
All-in-one offer engine with rule-based discounts & insights
custom3d
Free trial available
Product customizer with 3D preview — text, images & colors
Tyne: Text Referral Program
Free to install
Incentivize customers to share your store in their group chat
PixelShift ‑Meta Pixel, Tiktok
Free plan available
Stop missing sales data. Works with Meta, TikTok, GA4 & more.
SplitSmart: A/B Testing & CRO
Free trial available
A/B test prices, product variants, and landing pages for CRO
Octava Shipping Rates
Free plan available
Buy ShipStation, Amazon, and USPS shipping labels from orders
ShelfUp Collection Sorter
Free plan available
Auto-sort collections by sales, stock, views, and carts.
WS24 API SHIP
Free trial available
App reads courier's API docs and builds a working integration.
Signal CRO
Free trial available
Find and fix what's costing you sales — AI-powered CRO insight
Discount Pilot
Avaliação gratuita
Controle e agende suas promoções
KES Track
Free trial available
Seamless Google Ads Tracking
Rocket Announcement Bar
Free
Create and display announcement bars
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5,248 apps
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