Cart Block: checkout validator vs Cart & Checkout Limit ‑ DMJ
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 9, 2026 for Cart Block, Oct 14, 2026 for Cart & Checkout Limit.
The short answer
- On the Shopify App Store: Cart Block 4.7 from 26 reviews and Cart & Checkout Limit 3.1 from 12 reviews.
- Only Cart Block lists a free plan. Paid plans start at $3.99/month for Cart Block and $2/month for Cart & Checkout Limit.
- Cart Block lists 10 features Cart & Checkout Limit’s listing doesn’t mention, including Collection-specific, Custom messages, Customer tags.
Head to head
- Australia
- Singapore
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
FREE DEV
- · Free for Shopify Plus sandbox stores
- · Free for dev stores
Premium Plan
- · - All Free Plan included
- · - Block Cart
- · - Block Checkout
- · - Premium Support
- · - Prevent Fraud
- · - Unlimited Checkout Validation Rules
Advanced Plan
- · - All Premium Plan included
- · - Block Cart And Checkout
- · - Mix Different Conditions
- · - Premium Support
- · - Target Specific Markets
- · - Unlimited Checkout Validation Rules
Ultimate Plan
- · - All Advanced Plan included
- · - Block Discount Codes
- · - Block with Specific Delivery Method
- · - Block with Specific Payment Method
- · - Premium Support
- · - Shopify Plus Only
Pro
- · - All features for dev stroes
- · - Set advanced product and cart limit
- · - Support limits on specific variants
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCartBlock'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.
Very powerful tool designed to enhance your Shopify store's functionality by allowing you to set limits on both the quantity and total price of items in customers' shopping carts and checkout. Key Features include applying checkout limits for each individual product separately or a total amount and quantity limit. Show custom messages to customers.
- Block or validate purchase in product, cart and checkout page.
- Display warnings and messages on product pages, cart pages, and during checkout.
- Bots Block: protect your store from fraudulent transactions trough transparency.
- Built using "Native Shopify Functions” = Faster and More Integrated
- Product Quantity Limit
- Cart & Checkout Total Quantity Limit. Apply limit for each individual product.
- Cart & Checkout Total Value Limit, Order Total Value Limit
- Stop Big Fake COD order which can change your stats in analytics.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Cart Block |  Cart & Checkout Limit |
|---|---|---|
| Detected stores | 2 | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Apparel & Accessories, Electronics | Not published |
| Top store countries | Australia, Singapore | Not published |
Reviews
| Measure | Cart Block | Cart & Checkout Limit |
|---|---|---|
| App Store rating | 4.7 ★(ahead) | 3.1 ★ |
| App Store reviews | 26(ahead) | 12 |
| New reviews, 28 days | 2(ahead) | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Cart Block | Cart & Checkout Limit |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $3.99/month | $2/month(ahead) |
| Longest free trial | 7 days | 90 days |
| Plans listed | 4 | 1 |
Listing
| Measure | Cart Block | Cart & Checkout Limit |
|---|---|---|
| Shopify category rank | #11(ahead) | #93 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Feb 2, 2024 | Apr 1, 2024 |
| Languages | 1 | 1 |
| Developer | Nextools | DMJ |
FAQ
Cart Block and Cart & Checkout Limit: common questions
- Is Cart Block or Cart & Checkout Limit cheaper?
- Only Cart Block lists a free plan. Paid plans start at $3.99/month for Cart Block and $2/month for Cart & Checkout Limit. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, Cart Block or Cart & Checkout Limit?
- On the Shopify App Store: Cart Block 4.7 from 26 reviews and Cart & Checkout Limit 3.1 from 12 reviews.
- What features does each app list that the other doesn’t?
- Cart Block lists 10 the others don’t mention, such as Collection-specific, Custom messages, Customer tags, Discount-based. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 9, 2026 for Cart Block, Oct 14, 2026 for Cart & Checkout Limit; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 9, 2026 for Cart Block, Oct 14, 2026 for Cart & Checkout Limit. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.