NoBox: PO Box Blocker for Shopify App Store
By Wezy
NoBox: PO Box Blocker is the #457 ranked checkout app on Shopify, with a 5.0 average rating from 1 review, with a free plan available, as of Sep 4, 2026.
NoBox: PO Box Blocker is a Shopify App Store app by Wezy, launched January 2026. With a rating of 5.0★ from 1 reviews, it currently ranks #457 in the Checkout category.
AppRanks data: NoBox: PO Box Blocker ranks #457 in Checkout on Shopify App Store, placing it in the top 86% of that category.
AppRanks verdict
Generated from live marketplace data — refreshed daily
NoBox: PO Box 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. 1 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 Wezy — established developer track record
Cons
- −Limited review base (1) — ratings can shift significantly with new feedback
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About NoBox: PO Box Blocker
How NoBox: PO Box Blocker works
NoBox prevents failed deliveries by blocking orders with PO Box addresses at checkout. It detects all common PO Box formats in both address fields and lets merchants add their own custom blocking keywords. The app also blocks restricted ZIP codes, postal code ranges, cities, states, countries, and military addresses. For international merchants, it detects PO Box equivalents in six languages. Specific products or variants can be exempted from all blocking rules. Error messages are customizable.
Screenshots




Key features
- Detect all variations including "PO Box", "P.O. Box", "POBOX", and "P.O.BOX"
- Fully customizable error messages and keywords
- Block ZIP codes, cities, states, countries, products, collections & variants
- Product & variant exemptions from blocking rules
- International PO Box keywords in 6 languages
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.
- Live SupportAccess real-time support through chat or online assistance.
- Country BlockingRestrict access to your store based on customer location.
Pricing plans
Unlimited4.99/month
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Pro9.99/month
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Category rankings
As of Sep 5, 2026- Checkout#457of 536Top 86%
See 90-day rank history for each category
Track daily rank changes, category shifts, and position volatility.
Keyword rankings
NoBox: PO Box Blocker ranks for 1 keywords across Shopify App Store. Here are the top 1:
- Rank #223
Competitors & alternatives
NoBox: PO Box Blocker doesn't have curated competitor matchups yet. Other tracked checkout apps on Shopify:
Frequently asked questions
What is NoBox: PO Box Blocker?
NoBox: PO Box Blocker is an app for Shopify. It currently holds a 5.0-star rating from 1 merchant review, and it has been listed on the marketplace since 2026. 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 Wezy.
Is NoBox: PO Box Blocker free?
NoBox: PO Box Blocker does not offer a permanent free plan on Shopify. Pricing starts at 4.99, and the listed tiers are Unlimited, 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 NoBox: PO Box Blocker?
NoBox: PO Box 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 NoBox: PO Box Blocker rank on Shopify?
NoBox: PO Box Blocker currently sits at position #457 in the Checkout category on Shopify. That places it in the top 85% 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.