Puco Validation: Order Limits vs Sleek Checkout Rules Pro
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 20, 2026 for Puco Validation, Oct 13, 2026 for Sleek Checkout Rules Pro.
The short answer
- Both list a free plan. Paid plans start at $3.90/month for Puco Validation and $9/month for Sleek Checkout Rules Pro.
- Puco Validation lists 7 features Sleek Checkout Rules Pro’s listing doesn’t mention, including Cart-based, Price-based, Product-specific.
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
- · Create 1 checkout validation
- · Validation is ALWAYS applied
Pro - Early Bird 1
- · 100% setup support if needed
- · Apply based on multiple conditions
- · Create more checkout validations
- · Lifetime discount for early customers
- · Unlock all 30 different conditions
Free
- · Test any rule
Starter
- · Up to 5 active payment rules
- · Up to 5 active shipping discount rules
- · Up to 5 active shipping rules
- · Up to 5 active validation rules
Premium
- · Up to 25 active payment rules
- · Up to 25 active shipping discount rules
- · Up to 25 active shipping rules
- · Up to 25 active validation rules
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureTake full control of your checkout process by creating custom validation rules. Whether it's blocking bots, restricting PO boxes, or enforcing order limits, our solution ensures only valid and profitable orders go through. Ideal for stores facing issues with fraud, incorrect addresses, or unwanted orders, this app simplifies management and reduces costs.
Sleek Checkout Rules gives you full control over your checkout with powerful rule-based logic. Hide, reorder, rename, or block payment and shipping methods based on country, cart value, tags, postal codes, or address fields. Prevent risky or unwanted orders, restrict PO Boxes, enforce checkout validation, and set default methods to improve conversions.
- Tailor validation for orders with specific tags, quantities, address, 30+ more
- Block suspicious transactions and invalid addresses to reduce fraud.
- Instant checks on product, cart, and checkout pages using Shopify Functions.
- Display custom error messages in multiple positions
- Block invalid checkouts like PO boxes, restricted regions, low value carts.
- Tailor shipping methods using country, tags, cart value and delivery conditions.
- Prioritize payment methods with dynamic rules based on conditions and segments.
- Set default payment and shipping methods to guide users and simplify 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 |  Puco Validation |  Sleek Checkout Rules Pro |
|---|---|---|
| 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 | Puco Validation | Sleek Checkout Rules Pro |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 9 | Not published |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Puco Validation | Sleek Checkout Rules Pro |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $3.90/month(ahead) | $9/month |
| Longest free trial | 7 days | 7 days |
| Plans listed | 2 | 3 |
Listing
| Measure | Puco Validation | Sleek Checkout Rules Pro |
|---|---|---|
| Shopify category rank | #73(ahead) | #101 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Aug 16, 2024 | Feb 12, 2026 |
| Languages | 1 | 1 |
| Developer | Puco.io | MGO Solutions - SleekApps |
FAQ
Puco Validation and Sleek Checkout Rules Pro: common questions
- Is Puco Validation or Sleek Checkout Rules Pro cheaper?
- Both list a free plan. Paid plans start at $3.90/month for Puco Validation and $9/month for Sleek Checkout Rules Pro. 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?
- Puco Validation lists 7 the others don’t mention, such as Cart-based, Price-based, Product-specific, Purchase frequency. Sleek Checkout Rules Pro lists 6 the others don’t mention, such as Cart alerts, Custom branding, Discount-based, Multi-language. 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 Oct 20, 2026 for Puco Validation, Oct 13, 2026 for Sleek Checkout Rules Pro; 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 Oct 20, 2026 for Puco Validation, Oct 13, 2026 for Sleek Checkout Rules Pro. 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.