SizeMarker

SizeMarker is a Shopify app in the Image editor category. SizeMarker lets you annotate product images with precise size and dimension markers directly in Shopify. Select any product image, add measurement lines, labels, and focus areas, then export the annotated image back to your store.Customers can clearly see product dimensions without guessing, reducing size-related returns. Supports multiple annotation types including dimension lines, text labels, and focus highlights. Works with your existing product images — no external tools needed.

SizeMarker offers a free plan and a single paid plan at $9/month. The free plan includes 5 images in total, Dimension annotations, Label annotations, and Focus annotations. The paid plan unlocks advanced features like additional integrations, automations, and deeper customization.

Yes — SizeMarker offers a free plan alongside paid options. The free plan includes 5 images in total, Dimension annotations, and Label annotations. Paid plans start at $9/month for advanced features.

SizeMarker launched on April 20, 2026.

SizeMarker does not currently carry Shopify's Built for Shopify badge. The badge is awarded to apps that meet Shopify's published standards for performance, ease of use, and merchant value — many high-quality apps operate without it.

Merchants commonly compare SizeMarker with Avada AI SEO Image Optimizer, BOOSTER AI SEO OPTIMIZER, Tapita AI SEO Optimizer, Speed, and Tiny SEO Speed Image Optimizer. Each alternative covers a similar use case but differs on pricing model, integration depth, and the specific themes merchants praise in reviews — see the alternatives section above for a side-by-side.