MetaSizer

Are your metafields too large for API 2026-04? Free scan.

by Kazdov Apps · Launched: March 2026 · Free plan available.

0.0 (1) on Shopify

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Find oversized JSON metafields before API 2026-04 makes them read-only. One-click scan, zero risk.

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About MetaSizer

Shopify API 2026-04 caps JSON metafield writes at 128 KB, down from 2 MB. Any JSON metafield over that size becomes read-only — breaking apps, flows, and automations that update it. MetaSizer scans products, variants, collections, and shop metafields in one click. You get exact byte size, percentage of the limit, and a clear risk status for every entry.Export results as CSV or JSON to share with your team. 100% read-only — never writes, modifies, or deletes store data. Find JSON metafields over 128KB before they block writes See exact byte size, percentage of the limit, and risk status Export results as CSV or JSON and share with your team or agency Show more Show less

Last verified: July 21, 2026 · Fresh