Metafields2 vs MetaSizer
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026 for Metafields2, Mar 31, 2026 for MetaSizer.
The short answer
- On the Shopify App Store: Metafields2 4.5 from 20 reviews and MetaSizer 5.0 from 1 reviews.
- Metafields2 lists 9 features MetaSizer’s listing doesn’t mention, including Blogs, Bulk import and export, Collections.
Head to head
Add extra data fields wherever you need them.
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Monthly
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureShopify metafields provide a highly flexible way to add custom data and develop special features in many areas of your store. The Metafields2 application is a tool that allows you to view, add, edit, import and export (via CSV files) custom metafields into many different store resources.
Shopify API 2026-04 caps JSON metafield writes at 128 KB (down from 2 MB). Apps using JSON before April 1 are grandfathered at 2 MB, but new integrations and manual writes are subject to the cap. Large metafields also impact storefront performance. MetaSizer scans products, variants, collections, and shop metafields in one click. You get exact byte size, percentage of the limit, and risk status for every entry.
- Export & import your metafield data to and from CSV data files for bulk edits
- Browse & search your Shopify data to quickly find & edit specific metafields
- Highly responsive, Shopify-experienced support standing by 24/7
- Scan metafields across products, variants, collections, and shop data
- Measure exact byte size and flag metafields near or over the 16KB limit
- View results in a sortable table and export findings as a CSV file
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 |  Metafields2 |  MetaSizer |
|---|---|---|
| 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 | Metafields2 | MetaSizer |
|---|---|---|
| App Store rating | 4.5 ★ | 5.0 ★(ahead) |
| App Store reviews | 20(ahead) | 1 |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Metafields2 | MetaSizer |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $7/month | No monthly plan listed |
| Longest free trial | 7 days | Not listed |
| Plans listed | 1 | Not published |
Listing
| Measure | Metafields2 | MetaSizer |
|---|---|---|
| Shopify category rank | #31 | Not enough data |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 21, 2013 | Mar 23, 2026 |
| Languages | 1 | 1 |
| Developer | sineLABS | Kazdov Apps |
FAQ
Metafields2 and MetaSizer: common questions
- Which has better reviews, Metafields2 or MetaSizer?
- On the Shopify App Store: Metafields2 4.5 from 20 reviews and MetaSizer 5.0 from 1 reviews.
- What features does each app list that the other doesn’t?
- Metafields2 lists 9 the others don’t mention, such as Blogs, Bulk import and export, Collections, Customers. MetaSizer lists 3 the others don’t mention, such as Analytics dashboard, Benchmarking, Data export. 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 for Metafields2, Mar 31, 2026 for MetaSizer; 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 for Metafields2, Mar 31, 2026 for MetaSizer. 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.