Blockify Checkout Customizer 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 Nov 8, 2026 for Blockify Checkout Customizer, Oct 13, 2026 for Sleek Checkout Rules Pro.
The short answer
- Both list a free plan. Paid plans start at $9.99/month for Blockify Checkout Customizer and $9/month for Sleek Checkout Rules Pro.
- Blockify Checkout Customizer and Sleek Checkout Rules Pro list the same 13 features.
Head to head
- United States
- United Kingdom
- Canada
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
FREE
- · 1 active single rule (Limited condition)
- · 24/7 Live chat support
- · Best for development stores
BASIC
- · 1 Hide dynamic payment
- · 1 active sync Payment, Shipping
- · 24/7 Live chat support
- · 3 active Shipping Discounts
- · 3 active checkout validation rules
PREMIUM
- · 24/7 Live chat support
- · No limit to set COD fee
- · Order Status Page Customization
- · Unlimited Checkout validation rules
- · Unlimited Payment & Shipping rules
- · Unlimited Shipping Discounts rules
SHOPIFY PLUS
- · All include in Premium
- · Checkout Page Customizations
- · Checkout Upsell & Discounts
- · Exclusive Shopify Plus Condition Set
- · Order Status Page Customization
- · VIP Tier Support
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 featureBlockify brings powerful checkout customization and checkout rules to your Shopify store. Use Blockify Checkout Rules customizer, validate carts and addresses, set oder limits, and streamline payment and shipping. Reduce friction on checkout customization & stop spam and fake orders with checkout form, and boost AOV with checkout rules/blocks and post‑purchase blocks.
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.
- Manage your info validation, payment, shipping on checkout page in 1 dashboard
- Create & validate checkout rules by shipping address, customer, date time, cart
- Hide shipping/payment methods to tailor checkout experience for customers
- Hide Express Checkout button on checkout page
- 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 | Blockify Checkout Customizer |  Sleek Checkout Rules Pro |
|---|---|---|
| Detected stores | 2,981 | Not published |
| Net store change, 28 days | +23 | 0 |
| Stores added, 28 days | 43 | Not enough data |
| Big-brand share | 17% | Not enough data |
| Top store categories | Apparel & Accessories, Health & Beauty, Home & Garden | Not published |
| Top store countries | United States, United Kingdom, Canada | Not published |
Reviews
| Measure | Blockify Checkout Customizer | Sleek Checkout Rules Pro |
|---|---|---|
| App Store rating | 4.9 ★ | Not published |
| App Store reviews | 319 | Not published |
| New reviews, 28 days | 10 | Not enough data |
| Reviewers a year or more in | 6% | Not enough data |
Pricing
| Measure | Blockify Checkout Customizer | Sleek Checkout Rules Pro |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $9.99/month | $9/month(ahead) |
| Longest free trial | 3 days | 7 days |
| Plans listed | 4 | 3 |
Listing
| Measure | Blockify Checkout Customizer | Sleek Checkout Rules Pro |
|---|---|---|
| Shopify category rank | #1 | #101 |
| Shopify App Charts | #1 in Checkout - Other | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Aug 19, 2024 | Feb 12, 2026 |
| Languages | 1 | 1 |
| Developer | Blockify | MGO Solutions - SleekApps |
FAQ
Blockify Checkout Customizer and Sleek Checkout Rules Pro: common questions
- Is Blockify Checkout Customizer or Sleek Checkout Rules Pro cheaper?
- Both list a free plan. Paid plans start at $9.99/month for Blockify Checkout Customizer 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.
- 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 8, 2026 for Blockify Checkout Customizer, 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 Nov 8, 2026 for Blockify Checkout Customizer, 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.