Chek Checkout Rules Validation vs VL: Checkout Address Validator
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Sep 30, 2026 for Chek Checkout Rules Validation, Nov 7, 2026 for VL.
The short answer
- VL lists 22 features Chek Checkout Rules Validation’s listing doesn’t mention, including Address validation, Barcode scanning, Branded tracking page.
Head to head
- Germany
- United States
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Premium
- · 10+ common Cart validation rules
- · 40+ Address & Customer validation rules
- · Early access to new automation features
- · Onboarding specialist
- · Runs with any Shopify plan
- · Shipping & payment methods customization
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureChek helps Shopify stores validate checkout information and prevent invalid orders. Take control of your checkout rules with address validation to block PO Boxes and military addresses, customer validation to catch fake names, and cart validation to set order value, weight and quantity limits. Fewer failed deliveries, fewer returns, more profit per order. Simple rules, clear error messages, no code needed.
Wrong addresses cost you money. Valider is a real-time address validator that catches costly errors before checkout is complete, preventing order issues and shipping failures. Apply tailored checkout rules and advanced shipping rules to control checkout behavior and enforce input accuracy for smooth order processing.
- Validate addresses for missing details before checkout.
- Reduce failed deliveries caused by address issues.
- Apply validation rules that fit your store’s checkout needs.
- Prompt automatically, enable customers to fix invalid address before fulfillment
- Fully customizable the prompts and messaging to match your store design & brand
- Prevent undeliverable address PO Box, USPS, Zipcode, Military, Residential, etc.
- Works seamlessly on mobile and desktop devices. Set up easy, no coding required
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 |  Chek Checkout Rules Validation |  VL |
|---|---|---|
| Detected stores | Not published | 4 |
| 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 | Hardware, Animals & Pet Supplies, Food, Beverages & Tobacco |
| Top store countries | Not published | Germany, United States |
Reviews
| Measure | Chek Checkout Rules Validation | VL |
|---|---|---|
| App Store rating | Not published | 4.4 ★ |
| App Store reviews | Not published | 20 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Chek Checkout Rules Validation | VL |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | Not published | 1 |
Listing
| Measure | Chek Checkout Rules Validation | VL |
|---|---|---|
| Shopify category rank | #226 | #39(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | Yes |
| Launched | Sep 18, 2026 | Mar 9, 2023 |
| Languages | 1 | 1 |
| Developer | Chek | Valider |
FAQ
Chek Checkout Rules Validation and VL: common questions
- What features does each app list that the other doesn’t?
- Chek Checkout Rules Validation lists 3 the others don’t mention, such as Custom rules, Payment method rules, Shipping method rules. VL lists 22 the others don’t mention, such as Address validation, Barcode scanning, Branded tracking page, Bulk printing. 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 Sep 30, 2026 for Chek Checkout Rules Validation, Nov 7, 2026 for VL; 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 Sep 30, 2026 for Chek Checkout Rules Validation, Nov 7, 2026 for VL. 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.