OptionKit

by FourCore

Add custom product options, swatches, file uploads, and paid add-ons to any product. Includes conditional logic, per-market pricing, and translations.

—(0 reviews)· Free plan available· Launched Jun 3, 2026

View on Shopify App Store

Selling products Custom products Product variants

About

Add custom product options, swatches, file uploads, and paid add-ons to any product. Includes conditional logic, per-market pricing, and translations.

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Data last refreshed Jun 17, 2026. Source: Shopify App Store.