King Checkout Validation

Shopify order limits app by Lightcone·Block checkout with address, phone, order limit validation, and more

Snapshot

5.00(18 reviews)#24of 109 inOrder limits

Ongoing.AI tracks King Checkout Validation daily — category rank, keyword positions in App Store search, install footprint, listing changes, and reviewer sentiment — back to when we first observed the listing.

CategoriesOrder limits

Rating

5.00

18 reviews

Pricing

From $4/mo

freemium

Built for Shopify

Yes

Years live

2

launched Mar 15, 2024

Last updated

Jun 30, 2026

Shopify listing

Recent activity

Review trajectory.

Daily review count and rating drift. The blue line is cumulative review count; the dashed amber overlay is the rating on the right axis. Boring is good — sudden swings stand out against an otherwise stable curve.

New reviews

7-day Δ

—

28-day Δ

+1

Rating change

7-day Δ

—

28-day Δ

+0.00

#18#18#17#16#165.003.752.501.250.00May 28Jun 1Jun 6Jun 11Jun 16Total reviewsRating (0–5)
King Checkout Validation added 1 reviews over the last 28 days.

Category rank over time

Where King Checkout Validation sits day-by-day in Order limits.

Position across the Order limits page, snapshot daily. Lower is better — the Y axis is inverted so the strongest ranks sit at the top of the chart. Open the full Order limits leaderboard →

#7#12#18#23#28May 28Jun 5Jun 14Jun 22Jul 1King Checkout Validation · #13MultiVariants ‑ Bulk Order · #12Cart Block · #14
Best position observed: #13. King Checkout Validation climbed 8 positions over the window. Greyed lines: the apps sitting immediately around it on the latest snapshot.

Catalog position

Where King Checkout Validation sits in the App Store.

Rank and percentile inside the Order limits category — the competitive shape of the niche around this app.

Rank in Order limits

#24

of 109 active apps

Review count percentile

79th

vs category siblings

Rating percentile

79th

vs category siblings

Years on App Store

2

since 2024

Listing change cadence

What King Checkout Validation has changed lately.

Every pricing tweak, tagline refresh, and Shopify-side listing ping. Captured from Ongoing.AI’s per-scrape diff log — the cadence and the content of changes, in one strip.

Listing changes · last 21 days+17shopify_lastmod: 2026-06-08 → 2026-06-10shopify_lastmod: 2026-06-10 → 2026-06-11shopify_lastmod: 2026-06-11 → 2026-06-12shopify_lastmod: 2026-06-12 → 2026-06-13shopify_lastmod: 2026-06-13 → 2026-06-15shopify_lastmod: 2026-06-15 → 2026-06-16shopify_lastmod: 2026-06-16 → 2026-06-17shopify_lastmod: 2026-06-17 → 2026-06-18shopify_lastmod: 2026-06-18 → 2026-06-19built_for_shopify: no → yesshopify_lastmod: 2026-06-19 → 2026-06-22shopify_lastmod: 2026-06-22 → 2026-06-24shopify_lastmod: 2026-06-24 → 2026-06-26shopify_lastmod: 2026-06-26 → 2026-06-27shopify_lastmod: 2026-06-27 → 2026-06-28shopify_lastmod: 2026-06-28 → 2026-06-29shopify_lastmod: 2026-06-29 → 2026-06-30Jun 10, 26Jun 20, 26Jul 1, 26

Shopify Lastmod · Jul 1

2026-06-29 → 2026-06-30

Shopify Lastmod · Jun 30

2026-06-28 → 2026-06-29

Shopify Lastmod · Jun 29

2026-06-27 → 2026-06-28

PricingIdentity & listingCadence

Reviews

What merchants are saying

5.00(18 reviews)
  • 95%positive20
  • 5%neutral1
  • 0%negative0

Top themes

    What merchants praise

    “Excellent product and excellent support. Many of our customers use freight-forwarding service and will forget to enter their Suite numbers in shipping addres causing the orders to fail, be sent back. Result is no sale and loss of initial shipping charge. No longer have this problem thats to King checkout”
    Nemechek Protocol · 5★ · 2026-06-15

    Plans

    King Checkout Validation pricing tiers.

    Free

    Free

    • Free of charge for development store
    • Creating rules in test status

    Basic

    $4.99/month

    • Live chat, email support
    • Missing house number, apartment, suite
    • Missing VAT number Checker
    • Prevent Post office (PO) Boxes

    Premium

    $9.99/month

    • All from "BASIC"
    • Non-Latin Detect
    • Field length Rule
    • Matching keywords Rule
    • Regex Express Rule
    • Customized Combination Validation Rule

    Capabilities

    What King Checkout Validation can do.

    The 13 capabilities King Checkout Validation lists across its category, in Shopify’s own taxonomy. Pulled directly from the App Store listing.

    Limit rules

    10
    • Cart-based
    • Max quantity
    • Min quantity
    • Weight-based
    • Price-based
    • Discount-based
    • Product-specific
    • Variant-specific
    • Collection-specific
    • Customer tags

    Notification settings

    3
    • Checkout alerts
    • Custom messages
    • Multi-language

    FAQ

    King Checkout Validation — frequently asked questions.

    What is King Checkout Validation on Shopify?
    King Checkout Validation is a Shopify app in the Order limits category. Use checkout and address validation to check shipping/billing addresses, block PO boxes, require house or apartment numbers, and validate postcode/ZIP, email, and VAT/tax ID. Run phone validation at checkout. Build custom validation rules with keywords, regex validation, field validation, cart amount, quantity, weight, products, customer tags, B2B status, country, and shipping-zone conditions. Shoppers see localized errors so they can fix issues and continue checkout. It averages 5.00 out of 5 across 18 merchant reviews on the Shopify App Store.
    How much does King Checkout Validation cost?
    King Checkout Validation offers a free plan and 2 paid plans starting at $4/month and going up to $9.99/month. The free plan includes Free of charge for development store and Creating rules in test status. The paid plans unlock advanced features beyond what's available on the free tier.
    Is King Checkout Validation free?
    Yes — King Checkout Validation offers a free plan alongside paid options. The free plan includes Free of charge for development store and Creating rules in test status. Paid plans start at $4/month for advanced features.
    When was King Checkout Validation launched?
    King Checkout Validation launched on March 15, 2024 — over 2 years on the Shopify App Store. In that time it has gathered 18 merchant reviews.
    Is King Checkout Validation Built for Shopify?
    Yes — King Checkout Validation carries Shopify's Built for Shopify badge. This certification is awarded to apps that meet Shopify's published standards for performance, ease of use, and merchant value, and is reviewed by the Shopify team rather than self-declared by the developer.
    What are the best King Checkout Validation alternatives?
    Merchants commonly compare King Checkout Validation with Kedra Checkout Rules, OC Order Limit Bundle Quantity, MultiVariants, and Melon Minimum Order Quantity. Each alternative covers a similar use case but differs on pricing model, integration depth, and the specific themes merchants praise in reviews — see the alternatives section above for a side-by-side.

    Alternatives

    Apps merchants pick instead.

    Kedra Apps

    Kedra Checkout Rules

    4.80★520

    Known for: functionality-issue

    ORICHI

    OC Order Limit Bundle Quantity

    4.90★430

    EFOLI, LLC

    MultiVariants ‑ Bulk Order

    4.90★340

    Watermelon

    Melon Minimum Order Quantity

    5.00★311
    Browse more inAll Order limits apps

    Methodology

    Where the numbers come from.

    Ratings, review counts, pricing tiers, “Built for Shopify”, launch date, and category memberships come from the live Shopify App Store listing — refreshed daily by Ongoing.AI’s crawler. The review-count trajectory is the diff between today’s snapshot and snapshots from 7 and 28 days ago. Topic counts and sentiment come from the review corpus, topic-tagged with Claude. Install footprint is observed via Ongoing.AI’s tech-detection pass against actively-tracked Shopify storefronts. Catalog position is computed at snapshot time against every active app sharing the primary category. Snapshot generated .

    Find every brand running King Checkout Validation.

    Ongoing.AI tracks every Shopify brand’s app stack daily. Pull the full install list, filter by vertical or geography, and catch the moment merchants install — or churn off.

    Request access Get alerts on King Checkout Validation

    Prefer the source? View King Checkout Validation on the Shopify App Store ↗