AddressGuard Address Validator vs Lob Address Cleanser
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 4, 2026 for AddressGuard Address Validator, Oct 14, 2026 for Lob Address Cleanser.
The short answer
- On the Shopify App Store: AddressGuard Address Validator 4.8 from 40 reviews and Lob Address Cleanser 5.0 from 1 reviews.
- AddressGuard Address Validator lists 7 features Lob Address Cleanser’s listing doesn’t mention, including Address validation, Custom messages, Email notifications.
Head to head
Reduce unnecessary shipping costs with Lob's Address Cleanser
- United States
- Australia
- Hong Kong
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
Free
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureAdd real-time, carrier-validated address verification to checkout - or replace Shopify’s Google Autocomplete with our Autocomplete. Our address validator validates against global and local carriers and uses AI Autocorrection to fix small errors (Rd→Road), prevent failed deliveries, and cut correction fees (many carriers charge $25+). Create rules to block PO Boxes or require apartment numbers.
Reduces inaccurate shipping costs by ensuring that misspelled addresses are corrected, and deliverable before customers leave their checkout screens. Suggests addresses per local postal formats(USPS for the United States) by standardizing the data, thus reducing mixups during delivery. Flag missing mandatory delivery fields such as unit numbers, streets suffixes, etc. Identifies P.O.
- 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
- Improve customer data accuracy with Email & Phone Number Verification
- Notify customers for issues with their addresses before they leave checkout.
- Get certified address data from USPS & worldwide local postal carriers.
- Customize the address verification popups per your store theme.
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.
Adoption
| Measure |  AddressGuard Address Validator |  Lob Address Cleanser |
|---|---|---|
| Detected stores | 33 | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Apparel & Accessories, Health & Beauty, Vehicles & Parts | Not published |
| Top store countries | United States, Australia, Hong Kong | Not published |
Reviews
| Measure | AddressGuard Address Validator | Lob Address Cleanser |
|---|---|---|
| App Store rating | 4.8 ★ | 5.0 ★(ahead) |
| App Store reviews | 40(ahead) | 1 |
| New reviews, 28 days | 1(ahead) | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | AddressGuard Address Validator | Lob Address Cleanser |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | 1 | 1 |
Listing
| Measure | AddressGuard Address Validator | Lob Address Cleanser |
|---|---|---|
| Shopify category rank | #38 | #507 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Jun 29, 2022 | Jan 21, 2022 |
| Languages | 1 | 1 |
| Developer | Address Guard | Lob, Inc |
FAQ
AddressGuard Address Validator and Lob Address Cleanser: common questions
- Which has better reviews, AddressGuard Address Validator or Lob Address Cleanser?
- On the Shopify App Store: AddressGuard Address Validator 4.8 from 40 reviews and Lob Address Cleanser 5.0 from 1 reviews.
- What features does each app list that the other doesn’t?
- AddressGuard Address Validator lists 7 the others don’t mention, such as Address validation, Custom messages, Email notifications, Label customization. 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 Nov 4, 2026 for AddressGuard Address Validator, Oct 14, 2026 for Lob Address Cleanser; 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 Nov 4, 2026 for AddressGuard Address Validator, Oct 14, 2026 for Lob Address Cleanser. 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.