---
title: "Checkmate ‑ checkout validator Shopify App Profile"
description: "Checkmate Pro allows stores to set conditions for cart and checkout validations without having to use any custom code. Using Checkmate Pro, Shopify stores can set maximum discount values, limit quantities per cart, set custom error messages and much more. Checkmate Pro has a variety of conditions that can be used to validate your cart and checkout requirements in a plug-and-play, no-code, easy to use application."
canonical_url: "https://shoplist.co/shopify-apps/checkmate-checkout-validator"
markdown_url: "https://shoplist.co/shopify-apps/checkmate-checkout-validator.md"
last_updated: "2026-10-13"
entity_type: "shopify_app"
slug: "checkmate-checkout-validator"
source: "public Shopify app profile allowlist"
---

# Checkmate ‑ checkout validator Shopify App Profile

> Checkmate Pro allows stores to set conditions for cart and checkout validations without having to use any custom code. Using Checkmate Pro, Shopify stores can set maximum discount values, limit quantities per cart, set custom error messages and much more. Checkmate Pro has a variety of conditions that can be used to validate your cart and checkout requirements in a plug-and-play, no-code, easy to use application.

## Quick answer
Checkmate ‑ checkout validator has 0 detected stores in Shoplist. This Markdown profile displays 0 public brand examples; it is not a complete customer list.

## Key facts
- Name: Checkmate ‑ checkout validator
- Monitoring status: Storefront detection limited
- Developer: Smith Street Lab LLC
- Developer profile: https://shoplist.co/app-developers/smith-street-lab-llc
- Shopify App Store URL: https://apps.shopify.com/checkmate-pro
- Launch date: May 24, 2024
- Shoplist category: Order limits
- Free plan signal: Yes
- Free trial signal: Yes

## Pricing summary
Free: Free; Basic: $3.99/month; Shopify: $4.99/month; Advanced: $5.99/month

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
- Restrict purchases based on cart total or quantity or 20\+ other conditions
- Display clear error messages when the validations fails so customers are aware
- Protection from fraudulent orders and transactions with transparency
- No coding required, just plug and play support for all rules.
- Multiple rules can work together opening up countless possibilities
## Shopify App Store categories
- Order limits

## Data note
Profile updated: October 13, 2026. This is the profile revision date, not a guarantee that every store was checked on that date.
Public snapshot built: 2026-10-14 10:56:50.017883\+00
Detection metrics refreshed: 2026-10-15 05:10:00.056093\+00
Public app evidence date: 2026-10-13 14:00:34.187161\+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/checkmate-checkout-validator)
- [Shopify apps directory](https://shoplist.co/shopify-apps)
- [Shoplist data methodology](https://shoplist.co/data-methodology.md)