Whatnot Seller Benefits
Multi-Platform Visibility
List your Whatnot inventory on eBay, Poshmark, and Mercari. Reach buyers across all major marketplaces from one dashboard.
Automatic Sales Detection
When an item sells on Whatnot or any other platform, Treecat detects it immediately and delists from all marketplaces.
AI-Optimized Listings
Let AI reformat your Whatnot listings for eBay, Poshmark, and Mercari. Each platform requires different formatting—we handle it.
Inventory Synchronization
Keep your inventory in sync across all platforms. Update once in Treecat and changes propagate everywhere.
Bulk Listing Tools
Import and cross-list multiple Whatnot items at once. Perfect for sellers with large inventories.
Pay Per Sale Only
Only pay $0.50 per cross-listed sale. No monthly subscriptions or upfront fees. Pay only when you make money.