SellDeck
Locks eBay and Depop listings during Whatnot shows and tracks show profit
Underpriced AI alternatives for Whatnot sellers
Underpriced AI (free plan · from $5/mo): Photo-to-listing pricing tool with a free extension for Whatnot forms. The 12 closest tools are listed in the same categories (Inventory & Cross-listing, Sourcing & Pricing). 3 have a free plan or are free.
Underpriced AI alternatives at a glance
| App | Pricing | Platforms | Official Whatnot API | Compare |
|---|---|---|---|---|
| SellDeck | Free plan · from $8.99/mo | Web, Chrome extension | Not listed | vs Underpriced AI |
| Comp Buddy | Free plan · from $15/mo | Chrome extension, iOS | Not listed | vs Underpriced AI |
| Crosslist | From $29.99/mo | Web | Not listed | vs Underpriced AI |
| Vendoo | From $14.99/mo | Web, iOS, Android | Not listed | vs Underpriced AI |
| Whatnot Connector for Odoo (Commercium) | From $239.76/mo | Web | Not listed | vs Underpriced AI |
| TCG Automate | From $15/mo | Web | Not listed | vs Underpriced AI |
| Shopify to Whatnot | Paid | Chrome extension | Not listed | vs Underpriced AI |
| Card Pilot | From $9/mo | Web | Not listed | vs Underpriced AI |
| 888lots | Paid | Web | Not listed | vs Underpriced AI |
| Cardikyu | Free plan · from $5/mo | Web, Chrome extension | Not listed | vs Underpriced AI |
| ExportYourStore | From $29/mo | Not listed | Not listed | vs Underpriced AI |
| Nifty | From $25/mo | Web | Not listed | vs Underpriced AI |
Prices checked by hand and may change; confirm on each maker's site.
Tools like Underpriced AI
Comp Buddy
Sold-price comps for cards you watch on Whatnot streams, in browser or iOS
Crosslist
Universal listing form that publishes to many marketplaces
Vendoo
One inventory list that crossposts and syncs sales, including Whatnot (beta)
Whatnot Connector for Odoo (Commercium)
Odoo app that syncs Whatnot listings, live stock and orders
TCG Automate
Exports card listings to a Whatnot-ready CSV, auction or Buy It Now
Card Pilot
Inventory, labels and multi-channel listing for card sellers, incl. Whatnot
Cardikyu
AI card ID and stream comps for Whatnot shows, beta, plans from $5/mo
ExportYourStore
Two-way Whatnot cross-listing and inventory sync with your other stores
Nifty
Cloud crosslisting and automation, with Whatnot on Crosslisting and Bundle plans
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