Surcharge Guard UK vs ZipGuard Shipping Restrictions

Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 14, 2026.

The short answer

  • Only Surcharge Guard UK lists a free plan. Paid plans start at $5.99/month for Surcharge Guard UK and $4.99/month for ZipGuard Shipping Restrictions.
  • Surcharge Guard UK lists 2 features ZipGuard Shipping Restrictions’s listing doesn’t mention, including Address validation, Custom rules.

Head to head

Open this comparison in ShoplistFree account. Every feature, store and change, side by side.
Pitch
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Categories
  • Shipping rates
  • Shipping rates
Languages
  • English
  • English
  • Spanish
  • French
  • German
  • +1 more
Launched
Aug 4, 2026
Aug 7, 2026
Built for Shopify
Not badged
Not badged
Reviews per month
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—
Detected stores
0active installs
0active installs
Most common store size
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Top countries
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Free options
Free planFree trial
Free planFree trial
Monthly range
From $0 to $5.99/month
$4.99/month
Plans
FreeFree
  • · Block 1 UK remote delivery zone
  • · Checkout error message for blocked zone
  • · No theme edits or scripts
  • · Verify settings with postcode tester
  • · Works on all Shopify Plans (even Basic)
Pro$5.99/month
14-day free trial
  • · 14 day free trial - cancel anytime
  • · Block one, or many remote delivery zones
  • · Checkout error message for blocked zone
  • · No theme edits or scripts
  • · Verify settings with postcode tester
  • · Works on all Shopify Plans (even Basic)
Pro$4.99/month
7-day free trial
Coverage
2 of 3 features67%
1 of 3 features33%
Unique strengths
  • Address validation
  • Custom rules
  • PO Box restrictions
Shipping rates
67%2/3
33%1/3
Customization
67%2/3
33%1/3
201onlybothonly
Surcharge Guard UKZipGuard Shipping Restrictions3 features listed across both App Store listings

Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.

See every feature
Works with also listed by another
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How it sells itself

Surcharge Guard UK lets you block checkout for customers in remote UK postcode areas — Scottish Highlands, Scottish Islands, Northern Ireland (BT), Channel Islands (GY, JE), Isle of Man (IM) and the Isles of Scilly. Toggle zones on or off in seconds. When a customer enters a blocked postcode, they see a clear, error message naming their exact area instead of a generic Shopify error. No theme edits. No scripts.

ZipGuard hides specific shipping rates based on the customer's zip or postal code, so you stop fulfilling orders you can't deliver and protect your margins. Built on Shopify Functions (WebAssembly), it works on ALL plans (Basic, Advanced, and Plus) with no checkout UI extension. It runs natively inside checkout with no slow-downs and no flicker.

Key points
  • One-click setup — toggle remote zones on or off, changes apply instantly
  • Works on every Shopify tier including Basic
  • Block checkout to configured remote zones
  • Block checkout server-side - cannot be bypassed by customers
  • Works on every Shopify plan: Basic, Advanced, and Plus. No UI extension needed.
  • Runs on WebAssembly, filtering shipping rates natively inside Shopify checkout.
  • Block any zip code, postal code, or region from choosing a shipping rate.
Screenshots
Surcharge Guard UK settings page showing blocked delivery zones
Built-in postcode tester verifying blocking rulesSurcharge Guard UK - Easily block delivery to remote areasError message is shown at checkout for blocked UK postcodes
Zip Code Restrictor — hide shipping rates for restricted ZIP cod
Checkout for an allowed ZIP code showing all shipping ratesCheckout for a restricted ZIP code with the Express rate hiddenThe Zip Code Restrictor app in Shopify admin with an active rule

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.

Showing only the rows where the apps differ.

Adoption

MeasureSurcharge Guard UKZipGuard Shipping Restrictions
Detected storesNot publishedNot published
Net store change, 28 days0estimated0estimated
Stores added, 28 daysNot enough dataNot enough data
Big-brand shareNot enough dataNot enough data
Top store categoriesNot publishedNot published
Top store countriesNot publishedNot published

Reviews

MeasureSurcharge Guard UKZipGuard Shipping Restrictions
App Store ratingNot publishedNot published
App Store reviewsNot publishedNot published
New reviews, 28 daysNot enough dataNot enough data
Reviewers a year or more inNot enough dataNot enough data

Pricing

MeasureSurcharge Guard UKZipGuard Shipping Restrictions
Free planYesNot listed
Lowest paid monthly plan$5.99/month$4.99/month(ahead)
Longest free trial14 days7 days
Plans listed21

Listing

MeasureSurcharge Guard UKZipGuard Shipping Restrictions
Shopify category rank#152(ahead)in Shipping rates#247in Shipping rates
Shopify App ChartsNot on this week’s chartsNot on this week’s charts
Built for ShopifyNoNo
LaunchedAug 4, 2026Aug 7, 2026
Languages1English5English, Spanish, French
DeveloperSpringbok DevCazimedia LLC

FAQ

Surcharge Guard UK and ZipGuard Shipping Restrictions: common questions

Is Surcharge Guard UK or ZipGuard Shipping Restrictions cheaper?
Only Surcharge Guard UK lists a free plan. Paid plans start at $5.99/month for Surcharge Guard UK and $4.99/month for ZipGuard Shipping Restrictions. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
What features does each app list that the other doesn’t?
Surcharge Guard UK lists 2 the others don’t mention, such as Address validation, Custom rules. ZipGuard Shipping Restrictions lists 1 the others don’t mention, such as PO Box restrictions. 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 Oct 14, 2026; 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 Oct 14, 2026. 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.