Cartie documentation
Everything you need to design a Shopify cart that converts — from switching Cartie on in your theme to running your first A/B test. Written for merchants, not developers.
Most read
Quick startFrom install to a live custom cart in about ten minutes — the five steps every store follows.6 min readEnable Cartie in your themeCartie renders through a Shopify app embed block. Turning it on is what makes your cart appear on the storefront.3 min readGrowth widgetsFree-shipping bars, upsells, rewards ladders, countdowns, volume discounts and the rest of the AOV toolkit.12 min readA/B testingSplit your traffic between two versions of a widget — or two whole carts — and let the numbers pick the winner.8 min readPlans & billingOne app, priced by monthly order volume. How the bands work, what the trial covers, and what happens if you cancel.6 min readTroubleshootingThe cart isn't showing, changes aren't appearing, a widget looks wrong — start here.7 min read
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Getting started
Install Cartie, switch it on, and get your first cart in front of shoppers.
What Cartie doesCartie replaces your Shopify cart with one you design — a slide-out drawer everywhere and a full cart page on /cart.Quick startFrom install to a live custom cart in about ten minutes — the five steps every store follows.Enable Cartie in your themeCartie renders through a Shopify app embed block. Turning it on is what makes your cart appear on the storefront.
Building your cart
The builder, the design controls, and the template library.
The cart builderAdd, arrange and configure widgets on a live preview of your cart, then publish when it looks right.Cart appearance & settingsColours, fonts, corner radius, header and footer — the shell your widgets sit inside.My Carts — drafts and the live cartHow Cartie separates the cart your shoppers see from the ones you are still working on.TemplatesStart from a designed cart instead of a blank canvas — four built-in themes plus carts published by other merchants.
Widgets
What each of the 21 widgets does and every setting it has.
Widget referenceAll 21 Cartie widgets at a glance, how to add them, and where in the cart each one belongs.Growth widgetsFree-shipping bars, upsells, rewards ladders, countdowns, volume discounts and the rest of the AOV toolkit.Display widgetsThe product list, wallets, banners, trust badges, checkout button and the finishing touches.
Offers & selling
Discounts, fees and the Shopify objects Cartie manages for you.
Testing & insights
Prove what works, then read what it earned you.
Account & developers
Settings, plans, the REST API, and how your data is handled.
SettingsStore profile, brand colours, theme extension, integrations, email notifications and developer options.Plans & billingOne app, priced by monthly order volume. How the bands work, what the trial covers, and what happens if you cancel.API & webhooksRead experiment data programmatically and push conversion events into your own systems.Data & privacyWhat Cartie stores, what it never touches, and how it handles GDPR requests from your customers.
Help
When something isn't behaving.
Can’t find what you need?Ask us directly — we answer every message, usually the same day.