8 best Address Validator apps for
Shopify store in 2025
An eCommerce entrepreneur is always occupied, and finding the best app for your Shopify store can be a tedious task. To help you out, our business experts have curated a list of 8 best Address Validator apps from tens of Shopify apps available on the Shopify store.
Address Guard
by Address Guard
Automatically validate shipping addresses to reduce carrier fees and prevent failed deliveries
Key features of the app:
- Prompt customers to fix addresses when issues are detected and offer suggestions
- Prevent undeliverable addresses by carrier (PO Boxes, Missing house #, etc)
- Automatically “hold” orders that are undeliverable before they get sent to a 3PL
- Automatically tag orders with address status and rules
- Customize the address prompts and email notifications to match your brand design
Pricing: Free to install. Additional charges may apply.
Rating: 5/5
Checkout Blocks
by Checkout Blocks
Customize checkout with upsells, custom fields, content, rules, address blocker, functions & more
Key features of the app:
- Increase revenue & average order value w/ upsells & ai product recommendations.
- Increase conversion w/ free shipping upsells & dynamic content to build trust.
- Add custom fields to checkout page for gift message, delivery date/notes, etc.
- Hide, rename and reorder delivery and payment methods using Shopify Functions.
- Block unsupported address types with address validation for deliverability.
Pricing: Free plan available. 7-day free trial. Additional charges may apply.
Rating: 5/5
FraudJudge Fraud Prevention
by Pluginhost B.V.
Antifraud for your store. ID & address verification help with chargeback protection and security.
Key features of the app:
- Set your own custom rules to instantly flag risky orders, customers or addresses
- Check customers by requesting identity verification before processing an order
- Ask for address verification & let customers prove the validity of the purchase
- Give customer a chance to prove the ID and confirm the validity of the purchase
- Check customer age before shipping and avoid gift card abuse or gift card fraud
Pricing: Free plan available. Additional charges may apply.
Rating: 5/5
Checkout Wiz: Upsells & Blocks
by Skai Lama
Checkout super app to Customize Upsells, Branding, Rules, Post Purchase Surveys & thank you page
Key features of the app:
- Checkout Page & Post Purchase Upsell Recommendations to Boost AOV & Revenue
- Post Purchase Surveys to engage with your users through Socials and Newsletters
- Custom Checkout Fields & Content Blocks for Reviews, Shipping Bar, Trust Badges
- Full Branding Control of Checkout Form, Customise Fonts, Colors & Add Images
- Hide, Reorder, and Rename Payment & Shipping Methods based on Custom Rules
Pricing: Free plan available. 15-day free trial. Additional charges may apply.
Rating: 5/5
COD PRO ‑ OTP Verify, One‑Page
by KHAALTI LLC
KHAALTI LLC offers the COD PRO send OTPs, Abandoned carts or Shipment auto or manual with One-Page.
Key features of the app:
- Employing an automated IVR Call, WhatsApp, & Email verification system for COD .
- Auto & Manual Mode: From OTPs, Abandoned to Shipment , up-to you!
- Address Validation Notification - The Superb Feature !! (NEW)
- Global verification capability with support for 7 languages.
- Compatible with new checkout (one-page) along with the old version.
Pricing: Free to install. Additional charges may apply.
Rating: 5/5
GoSweetSpot Shipping Options
by GoSweetSpot
Address validated shipping options with rules based on cart value, product size and delivery area.
Key features of the app:
- Shipping options with rules based on cart value, product size and delivery area
- Addresses are validated and surcharges (e.g. Rural) can be applied automatically
- Set shipping charge based on your existing courier pricing
- Requires Carrier Calculated Shipping and a GoSweetSpot Account
Pricing: $3.99/month. 60-day free trial.
Rating: 5/5
AddressHero
by BlickSolutions GmbH
More profit & fewer delivery problems thanks to address validation.
Key features of the app:
- Customers are automatically prompted to revise invalid shipping addresses
- Kompatibel mit Express Checkout (Apple und Google Pay) und PayPal Express
- Lightning fast loading time & optimized for mobile user experience
- Lightning fast setup, no programming required
- Language, design and settings customizable to your brand
Pricing: Free to install. Additional charges may apply.
Rating: 5/5
Official Swiss Post App
by eCommercify
Create Swiss Post shipping labels for parcels, verify Swiss addresses and generate webstamps
Key features of the app:
- Seamless integration directly in Shopify - address verification and validation
- Elegant customer information via automated transmission of the tracking number.
- Generation of return labels and integration into delivery bills and customer ma
- Webstamp generation
Pricing: From $5/month. 3-day free trial. Additional charges may apply.
Rating: 4.9/5
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