King Linked Options is a Combined Listings app available for all Shopify plans, linking separate products as variants. Making Variant Listings SEO Friendly, each variant has its own URL, title, and description. Easily sync variant listings with Amazon, Facebook, and Google Shopping Feed. Enhance Variants with Button, Color Swatch, Image swatch, and Dropdown, display options on product and collection pages, hiding out-of-stock items. Create product groups efficiently with automation rules.

• Improved search and filtering, enhanced SEO with separate variant listings
• Color swatch & variant image swatches for quick variant comparison and selection
• Show variants on Product Page, Collections Page, Product card (recommend)
• Import/export product CSVs for bulk edits and data migration
• Efficiently manage thousands of groups with CSV import and powerful automations

Our app blocks invalid checkouts by detecting missing house/apartment numbers, validating VAT/tax ID formats, and filtering non-Latin characters. Customize address validator rules for field lengths, keyword restrictions, or regex patterns—adapting checks to cart value, product types, and shipping zones. Streamline compliance, reduce return rates, and prevent failed deliveries through automated error blocking—all managed in one dashboard.

• Block invalid checkouts with real-time validation checks
• Auto-detect missing house/apartment numbers, block Post office (PO) Box address
• Validate fields base on keywords and regular express
• Block non-Latin chars & enforce field limits
• Customize validation rules based on combinations of order amount, weight, etc