AttrFill: Category Attributes vs Metafill: Product Attributes
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026 for AttrFill, Oct 13, 2026 for Metafill.
The short answer
- Only AttrFill lists a free plan. Paid plans start at $9.99/month for AttrFill and $9.99/month for Metafill.
- AttrFill lists 2 features Metafill’s listing doesn’t mention, including Orders, Rollback.
Head to head
Free
- · 50 products in total
- · Review list with bulk accept
Pro
- · 10,000 product runs per month
- · Auto-fill new and edited products
Scale
- · 40,000 product runs per month
- · Auto-fill new and edited products
Pro
- · AI category and at
- · Bulk apply with one-click undo
- · Unlimited products
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureMany products have no Shopify category, or a category with attributes like color, material or target gender left empty. AttrFill reads your product text, suggests the category and the blank attributes, and shows each suggestion with a confidence score and the words that led to it. Accept or reject suggestions one by one or in bulk.
Metafill finds products with no Shopify product category or with empty category metafields like color, material and size. It scores your catalog, suggests a category and attribute values from Shopify's Standard Product Taxonomy, and lets you review and apply them in bulk. Every change is logged with the old values, so you can undo it with one click.
- Suggests a category for products that have none
- Fills blank category attributes such as color, material and fabric
- Review list with confidence scores and the matching product text
- Bulk accept, edit or reject, and existing values are never overwritten
- Audit every product for missing category and attributes
- AI suggestions limited to Shopify's official taxonomy values
- Review table with confidence scores and bulk apply
- One-click undo for every change
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 |  Metafill | |
|---|---|---|
| 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 | Metafill | |
|---|---|---|
| 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 |
FAQ
AttrFill and Metafill: common questions
- Is AttrFill or Metafill cheaper?
- Only AttrFill lists a free plan. Paid plans start at $9.99/month for AttrFill and $9.99/month for Metafill. 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?
- AttrFill lists 2 the others don’t mention, such as Orders, Rollback. 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 8, 2026 for AttrFill, Oct 13, 2026 for Metafill; 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 8, 2026 for AttrFill, Oct 13, 2026 for Metafill. 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.