Ultimate Postal Code Blocker for Shopify App Store
Ultimate Postal Code Blocker is the #282 ranked checkout app on Shopify, with a 5.0 average rating from 3 reviews, with a free plan available, as of Sep 5, 2026.
Ultimate Postal Code Blocker is a Shopify App Store app by MSM TECHNOLOGIES, launched November 2024. With a rating of 5.0★ from 3 reviews, it currently ranks #282 in the Checkout category.
AppRanks data: Ultimate Postal Code Blocker ranks #282 in Checkout on Shopify App Store, placing it in the top 53% of that category.
AppRanks verdict
Generated from live marketplace data — refreshed daily
Ultimate Postal Code Blocker is a category-leading Shopify app with a limited review volume. It is listed in the Checkout category on Shopify App Store, which AppRanks treats as the canonical taxonomy node for ranking and competitor comparison. 3 reviews put it in the early-traction tier — useful for early-stage stores willing to be on the leading edge. Early-traction review counts are sensitive to single launch periods or feature events, so a 30-day re-check before bigger commitments often resolves whether the trend is sustained. The free tier lets you trial the entry feature set without committing a payment method. AppRanks tracks rating, review count, pricing tier, and category position daily — the figures on this page reflect the most recent scrape from the canonical Shopify App Store listing.
Pros
- +High average rating (5.0★) signals consistent merchant satisfaction
- +Free tier available — no card required to evaluate
- +Published by MSM TECHNOLOGIES — established developer track record
Cons
- −Limited review base (3) — ratings can shift significantly with new feedback
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About Ultimate Postal Code Blocker
How Ultimate Postal Code Blocker works
Stop expensive shipping mistakes before they start. Ultimate Postal Code Blocker scans the address field in real time and rejects high-cost or undeliverable postal codes—no Carrier Calculated Shipping required. Compatible with all store plans, it handles thousands of codes or more, providing real-time protection. Reduce losses, protect your brand, and navigate tough areas effortlessly.
Screenshots
Key features
- Auto-block undeliverable postal codes at checkout.
- Eliminate time, effort, and costs resolving address issues after purchase.
- Works on all Store plans. No Carrier Shipping needed.
- Simple installation with seamless integration—minimal setup needed.
- Block thousands of codes or more.
Standardized capabilities
Normalized capabilities detected for this app, comparable across the marketplace.
- Checkout ProcessStreamline the checkout process to enhance customer experience and reduce cart abandonment.
Pricing plans
Pro8.99/month
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Pro96.99/year
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Category rankings
As of Sep 5, 2026- Checkout#282of 536Top 53%
See 90-day rank history for each category
Track daily rank changes, category shifts, and position volatility.
Keyword rankings
Ultimate Postal Code Blocker ranks for 1 keywords across Shopify App Store. Here are the top 1:
- 1.blockerRank #24
Competitors & alternatives
Ultimate Postal Code Blocker doesn't have curated competitor matchups yet. Other tracked checkout apps on Shopify:
Frequently asked questions
What is Ultimate Postal Code Blocker?
Ultimate Postal Code Blocker is an app for Shopify. It currently holds a 5.0-star rating from 3 merchant reviews, and it has been listed on the marketplace since 2024. It is listed under the Checkout category on AppRanks, where you can see its current category position, review-velocity trend, and how it compares against the top alternatives in the same space. Developed by MSM TECHNOLOGIES.
Is Ultimate Postal Code Blocker free?
Ultimate Postal Code Blocker does not offer a permanent free plan on Shopify. Pricing starts at 8.99, and the listed tiers are Pro, Pro. Trial availability and exact billing terms are mirrored from the live Shopify listing and may change between refresh cycles, so always confirm the headline price on the source marketplace before installing.
Who uses Ultimate Postal Code Blocker?
Ultimate Postal Code Blocker is actively installed across Shopify stores tracked by AppRanks. Its review base is still building, which usually maps to early-stage merchants and stores piloting a new workflow. It is part of the Checkout category on Shopify.
Where does Ultimate Postal Code Blocker rank on Shopify?
Ultimate Postal Code Blocker currently sits at position #282 in the Checkout category on Shopify. That places it in the top 53% of 536 apps tracked in the same category. Category positions are read from the live marketplace ranking and refresh on each scrape, so the number you see here reflects the most recent crawl rather than a long-running average.
What does Ultimate Postal Code Blocker integrate with?
Ultimate Postal Code Blocker lists 2 integrations on its Shopify marketplace page. The most prominent are Checkout, Shopify Admin. Integration data is mirrored from the live Shopify listing on each refresh, so the set above tracks whatever the developer has currently published — it does not reflect deeper compatibility AppRanks has not been able to verify from public data.