
SellDeck
Locks eBay and Depop listings during Whatnot shows and tracks show profit
Nifty (from $25/mo): Cloud crosslisting and automation, with Whatnot on Crosslisting and Bundle plans. The 12 closest tools are listed in the same categories (Inventory & Cross-listing, Analytics & P&L). 3 have a free plan or are free.
| App | Pricing | Platforms | Official Whatnot API | Compare |
|---|---|---|---|---|
| SellDeck | Free plan · from $8.99/mo | Web, Chrome extension | Not listed | vs Nifty |
| Vendoo | From $14.99/mo | Web, iOS, Android | Not listed | vs Nifty |
| Seller Ledger | From $10/mo | Web | Not listed | vs Nifty |
| Crosslist | From $29.99/mo | Web | Not listed | vs Nifty |
| Aftershows | Free plan · from $19/mo | Web | Not listed | vs Nifty |
| Whatnot Seller Analytics - Live Stream Insights | Free plan | Chrome extension | Not listed | vs Nifty |
| Whatnot Connector for Odoo (Commercium) | From $239.76/mo | Web | Not listed | vs Nifty |
| TCG Automate | From $15/mo | Web | Not listed | vs Nifty |
| Shopify to Whatnot | Paid | Chrome extension | Not listed | vs Nifty |
| Card Pilot | From $9/mo | Web | Not listed | vs Nifty |
| LiveSellerOS | From $29/mo | Web | Not listed | vs Nifty |
| ExportYourStore | From $29/mo | Not listed | Not listed | vs Nifty |
Prices checked by hand and may change; confirm on each maker's site.

Locks eBay and Depop listings during Whatnot shows and tracks show profit

One inventory list that crossposts and syncs sales, including Whatnot (beta)

Tax-ready bookkeeping that sorts channel fees and earnings, Whatnot included

Universal listing form that publishes to many marketplaces

Profit per show from Whatnot's weekly CSV, net of fees, refunds and cost

Live sales, buyer and profit overlay for Whatnot stream pages

Odoo app that syncs Whatnot listings, live stock and orders

Exports card listings to a Whatnot-ready CSV, auction or Buy It Now

Inventory, labels and multi-channel listing for card sellers, incl. Whatnot

Show P&L and fee tracking across Whatnot, TikTok Shop, and eBay (waitlist)

Two-way Whatnot cross-listing and inventory sync with your other stores
Missing a tool? Submit it and we'll check it by hand.