Shopify app
EmergingBuilt for ShopifyCart Block: checkout validator
Block or validate orders in product, cart and checkout page
- Rating on Shopify
- 4.6(24)
- Reviews
- 24
- Developer
- Nextools
- Launched
- February 2, 2024
- Pricing
- Free plan available. Free trial available.
- Languages
- English
The facts
Every value below is read from the listing or computed by the published formula. Nothing is a verdict.
Bayesian rating
3.89
category median 3.84
Reviews in the last 180 days
3
from the 3 reviews on the listing page
1 and 2 star share
8%
2 of 24
Starting price
$3.99/month
band: Under $10 · 7-day trial
Pricing plans as listed on Shopify
All charges are billed in USD. Recurring and usage-based charges are billed every 30 days.
| Plan | Price | Billed yearly | Trial | Usage fee | Included |
|---|---|---|---|---|---|
| FREE DEV | Free | not offered | none | none stated | Free for dev stores; Free for Shopify Plus sandbox stores |
| Premium Plan | $3.99/month | $38.28/year | 7 days | none stated | - All Free Plan included; - Unlimited Checkout Validation Rules; - Validate Shipping Address; - Validate Cart Items; - Block Checkout; - Block Cart; - Prevent Fraud; - Premium Support |
| Advanced Plan | $5.99/month | $57.50/year | 7 days | none stated | - All Premium Plan included; - Unlimited Checkout Validation Rules; - Mix Different Conditions; - Validate Cart Items; - Block Cart And Checkout; - Target Specific Markets; - Premium Support |
| Ultimate Plan | $7.99/month | $76.70/year | 7 days | none stated | - All Advanced Plan included; - Shopify Plus Only; - Block Discount Codes; - Block with Specific Payment Method; - Block with Specific Delivery Method; - Premium Support |
Rating distribution
24 ratings on the listing at crawl time.
- 5 stars22(92%)
- 4 stars0(0%)
- 3 stars0(0%)
- 2 stars0(0%)
- 1 star2(8%)
Latest reviews
The 3 most recent of 3 on-page reviews, quoted to at most 25 words each. Full reviews are on the Shopify listing.
5 starsOct 9, 2026AntlerRings.comUnited StatesAbout 1 month using the app
"Fabio helped me setting the app in less than a day, I totally recommend it. Thanks!"
Developer replied. Read on Shopify
5 starsSep 30, 2026ARK SportsSwedenAbout 3 hours using the app
"Abhi var hjälpsam och förstod direkt vad jag gjort fel och fixade det direkt."
Developer replied. Read on Shopify
5 starsSep 28, 2026LouiCanadaAbout 21 hours using the app
"Great app that does exactly what we needed. We wanted to display a product to all customers globally but restrict purchasing to certain regions only ..."
Developer replied. Read on Shopify
Features Shopify lists for this app
Feature handles from the listing, grouped as Shopify groups them.
Limit rules
- Cart-based
- Max quantity
- Min quantity
- Time-based
- Weight-based
- Price-based
- Discount-based
- Product-specific
- Variant-specific
- Collection-specific
- Purchase frequency
- Customer tags
- Geolocation
- Payment methods
- Shipping methods
Notification settings
- Cart alerts
- Checkout alerts
- Product page alerts
- Custom messages
Works with
Third-party integrations link to their hub when 5 or more apps name them. Shopify's own surfaces are listed separately and never counted as integrations.
Shopify surfaces: Checkout, Shopify Admin
Data access
As disclosed on the listing. Never scored.
View customer data
Sensitive data, device and activity data
- Sensitive data: Name, email address, phone number, physical address
- Device and activity data: Geolocation, IP address, browser and operating system
View staff and contributor data
Store owner
- Store owner: Name, email address, phone number, physical address
View and edit store data
Customers, products, orders, discounts, Shopify Functions, custom data
- View customers: Customer data
- View products: Products, collections
- View orders: All order history for the last 60 days
- Edit discounts: Discount codes and promotions
- Edit Shopify Functions: Cart and checkout validations
- Edit custom data: Metaobjects, metaobject definitions
- View other data: Shopify Markets settings
Developer
Nextools
- Apps in the dataset:
- 3
- Address:
- Via Val di Lanzo, Rome, RM, 00141, IT
- Website:
- cartblock.app
- Support email domain:
- nextools.tech
- English support:
- yes
- Resources:
- Privacy policy, Tutorial, App Documentation, changelog
Similar apps
Shopify's own similar-apps list first, then apps in the same category that share the most feature handles.
Blockify Checkout Customizer
On Shopify, not yet in the dataset · listed as similar by Shopify
Yuko Minimum Order Quantity
On Shopify, not yet in the dataset · listed as similar by Shopify
Melon Minimum Order Quantity
On Shopify, not yet in the dataset · listed as similar by Shopify
MinCart ‑ Order limits
4.9(69) · shares 73% of feature handles
Min&Max Limits by Limitsify
4.4(20) · shares 59% of feature handles
Cart & Checkout Limit ‑ DMJ
3.1(12) · shares 47% of feature handles
From the Shopify listingDeveloper claims, shown verbatim and collapsed. 80 words.Show
- Block or validate purchases/orders by multiple rules.
- Display warnings and messages on product pages, cart pages, and during checkout.
- Bots Block: protect your store from fraudulent transactions
- Smart Dynamic Captcha in the checkout with single or multiple conditions
- Multichannel support: in-app chat, website resources and social media engagement
CartBlock validates or blocks any order, protects from bots and frauds using multiple conditions
CartBlock's customizable conditions allow you to set specific rules, blocking purchases an orders based on criteria like product quantity, country, customer profiles, discount code and much more making it the perfect solution for blocking customers or bots. It maintains transparency through warnings and messages at critical points, ensuring customers are well-informed. A smart dynamic Captcha with single or multiple conditions can be added to the checkout.
Data as of Oct 15, 2026, from the public Shopify App Store listing. How the numbers are computed: methodology.
24 reviews counted on the listing. Rating and count in the structured data are the values Shopify displayed at crawl time.