You can install and test Blockit on your Shopify development store at no cost.

The app allows you to create rules to block checkout based on address, email, phone, cart details, customer information, and more to prevent invalid or risky orders.

If you need help setting up rules, our live chat and email support are available.

1) Development Store – Free

Features:

• Free for development stores

• Real-time validation of address, email, and phone

• Block P.O. boxes, fake details, countries, cart items, and order amounts

• Rules based on customer, order, cart, or shipping details

• Field not null rule

• Matching keywords rule

• Cart attribute based rule

• Global custom error messages for blocked checkout

• Native Shopify integration

• Live chat & email support

2) Essential – $3.99 / month

Features:

• Real-time validation of address, email, and phone

• Block P.O. boxes, fake details, countries, cart items, and order amounts

• Rules based on customer, order, cart, or shipping details

• Field not null rule

• Matching keywords rule

• Cart attribute based rule

• Global custom error messages for blocked checkout

• Native Shopify integration

• Live chat & email support

15-day free trial