---
title: "Blockit: Checkout Rule Shopify App Profile"
description: "Blockit Checkout Validation rules prevent fake orders & block invalid entries with real-time validation. Validate shipping addresses, customer emails, and checkout details. Create custom checkout rules to block P.O. boxes, fake deliveries, phone numbers, emails, specific countries, cart lines, and order amounts. Add custom error messaging to guide customers. With address validator, email checks, and checkout rules, Blockit ensures accurate orders and a reliable shopping experience."
canonical_url: "https://shoplist.co/shopify-apps/blockit-checkout-validation"
markdown_url: "https://shoplist.co/shopify-apps/blockit-checkout-validation.md"
last_updated: "2026-08-23"
entity_type: "shopify_app"
slug: "blockit-checkout-validation"
source: "public Shopify app profile allowlist"
---

# Blockit: Checkout Rule Shopify App Profile

> Blockit Checkout Validation rules prevent fake orders & block invalid entries with real-time validation. Validate shipping addresses, customer emails, and checkout details. Create custom checkout rules to block P.O. boxes, fake deliveries, phone numbers, emails, specific countries, cart lines, and order amounts. Add custom error messaging to guide customers. With address validator, email checks, and checkout rules, Blockit ensures accurate orders and a reliable shopping experience.

## Quick answer
Blockit: Checkout Rule has 0 detected stores in Shoplist. This Markdown profile displays 0 public brand examples; it is not a complete customer list.

## Key facts
- Name: Blockit: Checkout Rule
- Monitoring status: Storefront detection limited
- Developer: Cirkle Studio LLC
- Developer profile: https://shoplist.co/app-developers/cirklestudio
- Shopify App Store URL: https://apps.shopify.com/blockit-checkout-validation
- Website: https://www.cirklestudio.co
- Launch date: July 25, 2025
- Shoplist category: Marketing Automation
- Rating: 5
- Review count: 8
- Free plan signal: Yes
- Free trial signal: Yes

## Pricing summary
Free plan and free trial signals are available.

Shoplist has not yet found reliable public storefront evidence connecting a Shopify store to this app. This does not mean the app has no users. Some apps are new, admin-only, server-side, theme-independent, or otherwise difficult to detect from public storefront signals.


## Public callouts
- Address, email validation at checkout
- Custom rules to fit your store’s needs
- Prevents incomplete or invalid orders
- Easy, no-code setup
- Checkout validator works with Native checkout
## Shopify App Store categories
- Notifications - Other
- Order limits

## Data note
Profile updated: August 23, 2026. This is the profile revision date, not a guarantee that every store was checked on that date.
Public snapshot built: 2026-09-22 10:56:08.336135\+00
Detection metrics refreshed: 2026-10-12 05:10:00.06035\+00
Public app evidence date: 2026-08-23 08:32:21.896616\+00
This generated Markdown profile intentionally exposes only public, stable app-profile fields and a small public app-stack sample from Shoplist. It excludes private contact data, people data, internal scores, crawl provenance, full datasets, and unstable operational fields.

## Related links
- [HTML app profile](https://shoplist.co/shopify-apps/blockit-checkout-validation)
- [Shopify apps directory](https://shoplist.co/shopify-apps)
- [Shoplist data methodology](https://shoplist.co/data-methodology.md)