CartShield: Discount Blocker vs Checkout Rules & Discounts
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 12, 2026 for CartShield, Nov 10, 2026 for Checkout Rules & Discounts.
The short answer
- Both list a free plan. Paid plans start at $4.99/month for CartShield and $3.99/month for Checkout Rules & Discounts.
- Checkout Rules & Discounts lists 13 features CartShield’s listing doesn’t mention, including Bulk discounts, Bulk editing, Campaigns.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 1 blocking rule
- · 2 rule types only
- · Basic error messages
- · Block All & Specific Codes
- · Email support
- · Limited to 1 rule
Basc
- · 5 blocking rules
- · 5 rules max
- · 6 rule types
- · Priority support
- · Sale item blocking
- · Smart Discounts
Pro
- · All 9 rule types
- · Allow List (whitelist)
- · Customer tag blocking
- · Priority support
- · Priority-based evaluation
- · Product tag blocking
Lifetime
- · All future features
- · Early adopter price
- · Everything in Pro
- · One-time payment
- · Priority support forever
- · Smart Discounts
Explorer
- · 1 discount rejection rule
- · 3 active checkout validations
- · 3 active payment rules
- · 3 active shipping rules
- · 3 product, shipping and order discounts
- · Contact support to claim for paid stores
Professional
- · 1 discount rejection rule
- · 10 product, shipping & order discounts
- · 100+ advanced rules & conditions
- · 5 checkout validations
- · 5 payment rules
- · 5 shipping rules
Master
- · 100 product, shipping & order discounts
- · 100+ advanced rules & conditions
- · 15 checkout validations
- · 15 discount rejection rules
- · 15 payment rules
- · 15 shipping rules
Master Plus
- · 25 checkout validations
- · 25 discount rejection rules
- · 25 payment rules
- · 25 shipping rules
- · Dedicated customer support
- · Everything is maximum capacity
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCartShield lets you control which discount codes are accepted at checkout and on products. Create rules to block all codes, specific codes, or codes based on products, collections, customer tags, or cart total. The Allow List lets you whitelist approved codes and block everything else. Smart Discounts apply discounts only to full-price items, skipping products already on sale.
Make your checkout work the way your store needs. With 100+ advanced rules, including regex support, you can prevent checkout errors, reject discount codes, block risky COD orders, and keep checkout secure Easily hide, rename, or reorder payment and shipping methods based on cart total, weight, location, or tags.
- Block discount codes by product, collection, customer tag, or cart total
- Allow List: whitelist specific codes and block all others at checkout
- Smart Discounts: apply discounts only to full-price items, not sale items
- Custom error messages per rule shown instantly to customers at checkout
- All-in-one: Checkout rules, Payment & Shipping customizations, shipping discount
- Create checkout validation rules by shipping address, customer, date time, cart
- Hide, sort, rename shipping and payment methods to improve checkout experience
- Hide express checkout buttons like PayPal or Apple Pay from the top of checkout
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 |  Checkout Rules & Discounts | |
|---|---|---|
| Detected stores | Not published | 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 | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Checkout Rules & Discounts | |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 86 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | 0% |
Pricing
| Measure | Checkout Rules & Discounts | |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $4.99/month | $3.99/month(ahead) |
| Longest free trial | 7 days | 7 days |
| Plans listed | 4 | 4 |
Listing
| Measure | Checkout Rules & Discounts | |
|---|---|---|
| Shopify category rank | Not enough data | #37 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | Yes |
| Launched | Nov 12, 2026 | Feb 7, 2025 |
| Languages | 1 | 1 |
| Developer | Apps Developer | Craftly |
FAQ
CartShield and Checkout Rules & Discounts: common questions
- Is CartShield or Checkout Rules & Discounts cheaper?
- Both list a free plan. Paid plans start at $4.99/month for CartShield and $3.99/month for Checkout Rules & Discounts. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- CartShield lists 6 the others don’t mention, such as Cart discounts, Coupons, Discount stacking, Filtering. Checkout Rules & Discounts lists 13 the others don’t mention, such as Bulk discounts, Bulk editing, Campaigns, Custom code. 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 12, 2026 for CartShield, Nov 10, 2026 for Checkout Rules & Discounts; 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 12, 2026 for CartShield, Nov 10, 2026 for Checkout Rules & Discounts. 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.