Prevent checkout errors with Valider. Address validation, custom checkout rules, and advanced shipping rules for accurate orders and improved conversions
Free — no paid plan. Prices are the published USD list prices on the Shopify App Store and exclude usage charges.
| Plan | Price |
|---|---|
| Premium Free | Free |
88% of ratings are 4 or 5 stars, and 2 merchants have left a 1-star review.
Across the 25 most recent reviews, the merchants writing them were mostly in United States, United Kingdom, Pakistan. 0% had been running the app for a year or more before reviewing it. The developer replied to 8% of them.
Aggregated from 25 reviews with written feedback — we analyse the sentiment behind the ratings, we don't reprint reviews.
From our daily App Store rank tracking and review history — signals a static listing doesn't show.
Measured against the 125 reviewed apps in Checkout - Other, where it currently sits at #34 of 283 listings.
| VL: Checkout Address Validator | Checkout - Other median | |
|---|---|---|
| Rating | 4.6 | 5 |
| Reviews | 25 | 6 |
That is 4× the review volume of the typical app in this category — the rating is carrying a lot more evidence than most.
The most-reviewed apps in Checkout - Other, with their current rating and entry price.
| App | Rating | Reviews | Price from | Compare |
|---|---|---|---|---|
| Aftersell Post Purchase Upsell | 4.8 | 1,066 | $34.99/mo | compare |
| SMART Checkout Rules & Upsells | 5 | 627 | — | compare |
| Kedra Checkout Rules & Upsells | 4.8 | 520 | $8.99/mo | compare |
| Blockify Checkout Customizer | 4.9 | 297 | $9.99/mo | compare |
| Shopify Checkout Blocks | 4.1 | 214 | — | compare |
| Payment Rules Hide PaymentHero | 5 | 214 | $9.99/mo | compare |
| BeSure Checkout Rules | 5 | 178 | $4.99/mo | compare |
| AOV.ai Post Purchase Upsell | 4.9 | 159 | $19/mo | compare |
Built by Valider, on the App Store since March 2023.








Yes. VL: Checkout Address Validator publishes a free plan and no paid plan on its Shopify App Store listing.
VL: Checkout Address Validator publishes 1 plan: Premium Free (free). These are list prices from the Shopify App Store and exclude any usage-based charges.
VL: Checkout Address Validator holds 4.6 out of 5 from 25 merchant reviews, with 88% of them at 4 or 5 stars. That is a small sample, so weigh the rating lightly — read the most recent reviews and judge the app on its features and support instead.
The most-reviewed alternatives in Checkout - Other are Aftersell Post Purchase Upsell, SMART Checkout Rules & Upsells and Kedra Checkout Rules & Upsells. The comparison table above shows each one's rating, review count and entry price.
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