Feed Issue Doctor vs GrowthLine Catalog Doctor
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026.
The short answer
- Both list a free plan. Paid plans start at $9.90/month for Feed Issue Doctor and $19.99/month for GrowthLine Catalog Doctor.
- GrowthLine Catalog Doctor lists 4 features Feed Issue Doctor’s listing doesn’t mention, including AI mapping, Attribute filtering, Inventory support.
Head to head
Free
- · Preview first 20 issue rows
- · Scan up to 100 products
Pro
- · Complete CSV and fix worksheet exports
- · Scan up to 2,000 products
Free Preview
- · 1 scan per month
- · 100 products per scan
- · Preview top catalog issues
- · Read-only catalog audit
Pro
- · 10,000 products per scan
- · 50 scans per month
- · BYO AI-assisted fixes
- · Issue CSV and fix workbook exports
Ops
- · 250 scans per month
- · 50,000 products per scan
- · BYO AI-assisted fixes
- · Weekly scheduled scans
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureScan read-only for GTIN, SKU, image, category, description, and variant data issues. Free: up to 100 products and the first 20 issue rows. Pro: up to 2,000 products, the first 1,000 rows, complete exports, five completed scans, and weekly scans with in-app results. Scans support up to 100 variants per product and 2,500 variants total; either excess fails without partial results. Product caps are marked partial.
GrowthLine Catalog Doctor scans Shopify products and variants for missing or duplicate SKUs, duplicate barcodes, short descriptions, missing images, inventory gaps, hidden products, and other product-data issues. Merchants review a health score, filter issue lists, export repair checklists, and use optional BYO AI-assisted draft fixes.
- Scan GTIN, SKU, image, category, and description issue signals
- Review prioritized issue rows with product links and fix guidance
- Export fix worksheets and track new or fixed issues after rescans
- Scan products and variants for catalog data issues
- Review health score, filters, top problems, and history
- Export issue CSVs and Shopify-ready repair files
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 |  Feed Issue Doctor |  GrowthLine Catalog Doctor |
|---|---|---|
| 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 | Feed Issue Doctor | GrowthLine Catalog Doctor |
|---|---|---|
| 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 | Feed Issue Doctor | GrowthLine Catalog Doctor |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $9.90/month(ahead) | $19.99/month |
| Longest free trial | Not listed | Not listed |
| Plans listed | 2 | 3 |
Listing
| Measure | Feed Issue Doctor | GrowthLine Catalog Doctor |
|---|---|---|
| Shopify category rank | #299 | Not enough data |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Jul 1, 2026 | Jun 12, 2026 |
| Languages | 1 | 1 |
| Developer | cadosy | GrowthLine Software |
FAQ
Feed Issue Doctor and GrowthLine Catalog Doctor: common questions
- Is Feed Issue Doctor or GrowthLine Catalog Doctor cheaper?
- Both list a free plan. Paid plans start at $9.90/month for Feed Issue Doctor and $19.99/month for GrowthLine Catalog Doctor. 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?
- GrowthLine Catalog Doctor lists 4 the others don’t mention, such as AI mapping, Attribute filtering, Inventory support, Performance monitoring. 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 13, 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 13, 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.