If you run a 3PL fulfillment center and sell across multiple marketplaces, you already know these problems all too well.
One oversold item on Amazon can tank your seller score, suspend your listing, and cost you thousands in lost revenue. It happens because your inventory data is always a step behind.
Your ops team spends 10+ hours each week downloading CSVs, reformatting data, and manually uploading inventory counts across every channel. That's time they'll never get back.
Enterprise sync tools require API keys, webhooks, and developer setup. Your fulfillment managers are logistics experts, not engineers. They need a dashboard, not a dev environment.
Three steps from chaos to fully automated inventory sync across every channel you sell on.
Link your Shopify store and all your marketplaces — Amazon, Walmart, eBay, and more — through Zapier in minutes. No code, no API keys, no engineering tickets.
Use our pre-built AI prompt templates to define exactly how your inventory should sync — by location, by SKU, by threshold. Type instructions in plain English. Done.
Real-time inventory updates flow across every channel, every time a sale is made. Your Shopify admin dashboard shows a live view. Your team stays in control — without lifting a finger.
StackSync is purpose-built for 3PL fulfillment operations — not a generic tool bolted onto your workflow.
Amazon, Walmart, eBay, Etsy, and more — all updated simultaneously from a single source of truth.
A purpose-built dashboard embedded directly in your Shopify admin — no tab-switching, no context loss.
Built on the automation platform your team already knows. 5,000+ app integrations. No new tools to learn.
Pre-configured AI templates let your ops managers set up complex sync rules using plain-English instructions.
Get instant notifications when stock drops below thresholds, sync errors occur, or marketplaces flag issues.
Zero code required. If your team can use Shopify, they can configure and manage StackSync.
Month-to-month. No long-term contracts. Cancel anytime. Syncing pays for itself in week one.
Perfect for single-store 3PLs getting started with multi-channel sync.
For growing 3PLs managing multiple stores and unlimited channels.
White-label solution with dedicated setup for large-scale fulfillment operations.
All plans include a 30-day money-back guarantee. Questions? Email us.
Get a custom StackSync dashboard built for your 3PL operation in 48 hours. No code. No chaos. Just sync.
Get Your DashboardFree consultation. No commitment required.