Lulzasaur: SKU Collision Watch vs StoreGuard – Find Missing SKUs
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 Lulzasaur lists a free plan. Paid plans start at $29/month for Lulzasaur and $14/month for StoreGuard.
- StoreGuard lists 1 features Lulzasaur’s listing doesn’t mention, including Variants.
Head to head
Free
- · 3 scans per rolling 30 days
- · Acknowledge intentional duplicates
- · CSV exports and 90-day report history
- · Exact duplicate SKU and barcode checks
- · Up to 1,000 total store variants
Watch
- · Acknowledge intentional duplicates
- · CSV exports and 90-day report history
- · Daily monitoring and manual scans
- · New, changed, and resolved conflicts
- · Up to 25,000 total store variants
Starter
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureKeep identifier conflicts from getting lost after catalog imports. Scan exact SKU and barcode matches, focus on active products, and record why some duplicates are intentional. Later scans flag new conflicts and changes to acknowledged groups. Review product links, export findings, and compare reports. Watch adds daily checks. The app reads your catalog and never changes products or inventory.
StoreGuard helps Shopify merchants detect missing and duplicate SKUs across their product variants. Missing or duplicated SKUs can cause issues with inventory tracking, fulfillment processes, and integrations. StoreGuard scans all product variants and highlights potential SKU issues so they can be reviewed and fixed directly in the Shopify admin.
- Find exact duplicate SKUs and barcodes with explicit product-status filters
- Acknowledge intentional duplicates; review again when group membership changes
- Monitor daily on Watch, compare reports, and export identifier conflicts
- Detect duplicate SKUs across all products and variants
- Find products and variants with missing SKUs
- Export CSV reports to fix product data issues quickly
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 |  Lulzasaur |  StoreGuard |
|---|---|---|
| Detected stores | Not published | 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 | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Lulzasaur | StoreGuard |
|---|---|---|
| App Store rating | Not published | Not published |
| App Store reviews | Not published | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Lulzasaur | StoreGuard |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $29/month | $14/month(ahead) |
| Longest free trial | 7 days | 7 days |
| Plans listed | 2 | 1 |
Listing
| Measure | Lulzasaur | StoreGuard |
|---|---|---|
| Shopify category rank | #111 | Not enough data |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Sep 23, 2026 | Apr 24, 2026 |
| Languages | 1 | 1 |
| Developer | Lulzasaur | AHN International |
FAQ
Lulzasaur and StoreGuard: common questions
- Is Lulzasaur or StoreGuard cheaper?
- Only Lulzasaur lists a free plan. Paid plans start at $29/month for Lulzasaur and $14/month for StoreGuard. 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?
- StoreGuard lists 1 the others don’t mention, such as Variants. 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.