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VL: Checkout Address Validator logo

VL: Checkout Address Validator

Develop by Shopify
  • Built for Shopify
  • Free plan available

    Address verification to prevent shipping and delivery failures

    Customizable prompts
    Automatic address validation
    Prevent undeliverable addresses
    Mobile and desktop compatible
    Supports express checkouts

    About VL: Checkout Address Validator

    Built by Shopify

    Address

    189 rue d’aubervilliers, voie F porte 7, Paris, 75018, FR

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    Description

    Prevent checkout errors with address validation, checkout customization rule, and advanced shipping.

    Valider helps merchants prevent errors and improve checkout with address validation, custom checkout rules, and advanced shipping rules. Validate shipping and billing details in real time to reduce failed deliveries and order issues. Apply tailored rules to control checkout behavior, enforce input accuracy, and ensure smooth order processing. Integrates seamlessly with Shopify for an optimized, reliable checkout experience that saves time and enhances customer satisfaction.

    Valider helps merchants prevent errors and improve checkout with address validation, custom checkout rules, and advanced shipping rules. Validate shipping and billing details in real time to reduce failed deliveries and order issues. Apply tailored rules to control checkout behavior, enforce input accuracy, and ensure smooth order processing. Integrates seamlessly with Shopify for an optimized, reliable checkout experience that saves time and enhances customer satisfaction. more
    • Validate shipping and billing addresses instantly during checkout process
    • Auto address validation rules: PO Box, USPS, military address, and zip mismatch
    • Apply checkout customization rules based on order value, items, or shipping info
    • Advanced checkout customization to reorder, rename, or hide any fields easily
    • Customize checkout prompts and language fully to match your unique brand tone

    Pros

    • Prevents mistyped addresses reducing failed deliveries and upset customers
    • Validates addresses on the Checkout and Thank You pages to fix potential shipping issues
    • Helps minimize losses in revenue due to refunds and re-shipments
    • Decreases the number of support tickets
    • Boosts customer satisfaction
    • Automatically prompts customers to fix invalid addresses before fulfillment
    • Fully customizable prompts and messaging to match store design and brand
    • Prevents undeliverable addresses such as PO Box, Zipcode, Diplomatic, Military, Residential
    • Works seamlessly on mobile and desktop devices
    • Easy setup with no coding required
    • Supports Checkout Extensibility and express checkouts (Apple & Google Pay, PayPal)
    • Effortless integration and fantastic support

    Top Helpful Reviews

    Jolt Junction

    Oct 23, 2025  on Shopify

    Clean design and effective validation. It runs quietly in the background and saves a lot of time every week.

    tinytoes091

    Oct 23, 2025  on Shopify

    Super helpful app! It instantly catches wrong addresses before orders go out. Saved us from a lot of delivery issues.

    Radiant Bay

    Oct 22, 2025  on Shopify

    We’ve seen fewer returns and shipping issues since using Valider. It’s reliable, simple, and exactly what every Shopify store needs.

    Chaar.pk

    Oct 22, 2025  on Shopify

    Valider has completely streamlined our checkout process! Address validation works perfectly and prevents delivery errors. I love how easy it is to customize checkout fields and rules. It’s a must-have tool for any Shopify store.

    Soeurs Wellness

    Oct 22, 2025  on Shopify

    I love how Valider instantly validates addresses during checkout. It’s saved me so much time and prevented shipping errors. The customization options are also really helpful. Smooth, simple, and effective!

    VogueWalks

    Oct 21, 2025  on Shopify

    Valider helps us ensure customers enter correct details every time. The auto validation for PO Box and zip mismatch is amazing. Custom checkout rules let us control behavior easily. It’s simple to set up, works fast, and matches our brand tone perfectly. One of the best apps we’ve installed this year.

    memsaver

    Oct 21, 2025  on Shopify

    Valider’s address validation has been a game changer for my store. It catches shipping mistakes in real-time, so I rarely have issues with incorrect addresses. Customizing the checkout to fit my brand is easy too. Highly recommend

    BellaFeet

    Oct 20, 2025  on Shopify

    Valider has been a game changer for our store. It instantly validates shipping and billing addresses, reducing delivery issues and customer complaints. The customization options are great — we easily renamed and hid fields to match our brand. Super easy to install, works perfectly with Shopify, and saves us time daily.

    ElleSteps

    Oct 20, 2025  on Shopify

    Valider has made our checkout process so much smoother! The real-time address validation helps us avoid shipping errors, and customizing checkout fields is super easy. It integrates perfectly with Shopify and saves our team so much time. Definitely one of the best apps we’ve added to our store this year.

    Vollks

    Oct 19, 2025  on Shopify

    This app made checkout so smooth! The validation rules catch every address issue, and customizing fields was effortless. It’s a must-have for any Shopify store.

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