Kark vs SAIZ ‑ Size & Fit Recommender

A must-have for Shopify merchants with multiple locations: physical stores, warehouses, and click & collect points. Show stock levels and incoming inventory per location on product pages. Let customers geosearch a store locator to find nearby available stock. Build smart collections and filters by location availability. Restrict ordering by customer tags for B2B wholesale & company accounts. Sync inventory into metafields for custom workflows & ERP integrations; Back-in-Stock alerts per location

SAIZ combines your exact product specs with 65M+ real customer body profiles, delivering unmatched sizing accuracy at scale. Our Recommender adapts to your products, categories, and markets, offering truly personalized size recommendations and forming the foundation for powerful analytics. More than just a sizing tool, SAIZ is your all-in-one platform to reduce returns, boost conversions, and build lasting customer loyalty by solving sizing challenges across your entire value chain.