Stop guessing. Start knowing exactly what you made.
Inventory management, AI pricing, bank auto-import, tax-ready reports, and multi-marketplace sync — built for Whatnot, Poshmark, eBay, Etsy & Depop sellers who want real numbers, not spreadsheets.
Free to Start
Sales Tracking
Setup — No Spreadsheets
Live show tools. Inventory. Pricing. Marketplaces. Banking. Tax Reports. One dashboard built for serious sellers.
Track every item with photos, SKU, cost basis, and categories. Bulk CSV import, status tracking (draft, ready, live, sold), and quick-add mode for fast entry.
Get instant AI price estimates from photos and descriptions. Real-time eBay sold listings via official API for accurate market comps. Price history tracking.
Schedule Whatnot shows, assign items with drag-and-drop ordering, and generate printable prep sheets with QR codes for instant lookup during live selling.
Monitor your Whatnot show in real time. See revenue, orders, unique buyers, and a live sales feed as items sell — with auto-refreshing stats and a buyer leaderboard.
Automatically generate packing lists grouped by buyer with sequential numbering. See every item each buyer purchased, totals, and item counts — ready to pack and ship.
Print packing labels on thermal printers in multiple sizes — 4x6, 2.25x1.25, or 3x1. Choose full label, address-only, or item-list mode for fast post-show shipping.
Get instant audio and visual notifications as each item sells during your live show. Never miss a sale — hear a chime and see a toast with the buyer and price.
Connect Poshmark, eBay, Etsy, and Depop. Sync listings, import sales, track where items are listed, and manage cross-platform inventory from one dashboard.
Import weekly payout reports and sales history CSVs. Auto-match to inventory, track every transaction, and reconcile payouts automatically.
Revenue by show, category performance, sales channel breakdown, geographic analysis, and trend charts. See what's working and double down.
Track cost basis, sold price, and see real profit per item. Expense tracking, period locking, and profit breakdowns by show or category.
Generate and batch print QR code labels. Scan during shows for instant item lookup — find storage location, price, and details in seconds.
Track customer lifetime value, purchase history, order frequency, and category preferences. Identify repeat buyers and your most valuable customers.
See exact fee breakdowns — platform commission, processing fees, tips, refunds, shipping charges — with automatic transaction matching.
Monitor competitor eBay listings. Get alerts on price changes and track items you want to buy or compare pricing against.
Link your bank or PayPal account to automatically import transactions. Expenses are categorized and matched to tax categories — no more manual receipt tracking.
Generate Profit & Loss statements, Schedule C reports with automated IRS line mapping, and state-level tax breakdowns. Tax season made simple for resellers.
Choose your inventory method — cash basis recognizes costs at purchase, accrual at sale. See accurate COGS, inventory valuation, and margins your way.
No spreadsheets. No manual entry. Just your real numbers.
Sign up free in seconds. No credit card required to start.
Import items via CSV, link your bank account, and connect your marketplaces.
Upload Whatnot payouts, sync Poshmark and eBay sales, and auto-import bank transactions.
See real profit, generate tax reports, and scale your reselling business.
Start free. Upgrade when you need more.
Free forever
Billed monthly
Billed monthly
Billed monthly
Real sellers tracking real profit.
"Finally, a tool built FOR Whatnot sellers! The AI pricing saves me hours every week. I used to spend forever researching comps - now I get instant estimates."
"The buyer directory changed my game. I can see who my repeat customers are, what they buy, and when they last purchased. My retention has skyrocketed!"
"Show planning is a game changer. I prep my shows in advance, have my items organized, and the QR labels let me find anything instantly during live."
Common questions from resellers.
SellDeck is reseller software that helps you track sales, manage inventory, calculate profit after fees, and generate tax reports — across Whatnot, Poshmark, eBay, Etsy, and Depop. Replace your spreadsheets with automated tools built for serious sellers.
SellDeck integrates with Whatnot (payout imports), Poshmark (listing and sales sync), eBay (listings, sold comps, and watch tracking), Etsy (listing sync), and Depop (listing sync). Manage all your platforms from one dashboard.
Connect your bank or PayPal account securely via Plaid. SellDeck automatically imports transactions, categorizes expenses, and maps them to tax categories — eliminating manual receipt tracking and data entry.
Yes. Pro plans get Profit & Loss reports. Business plans add IRS Schedule C reports with automated line mapping and state-level tax breakdowns showing sales and tax collected by state — everything your accountant needs.
Cash basis counts costs when you buy items. Accrual counts costs when you sell them. SellDeck lets you choose your method and automatically calculates COGS and inventory valuation accordingly — important for accurate tax reporting.
Yes. The free plan includes up to 25 inventory items, 2 shows per month, and basic inventory management. Upgrade to Starter ($8.99/mo), Pro ($14.99/mo), or Business ($24.99/mo) when you need more — or save 17% with annual billing.
Stop guessing. Track sales, expenses, and real profit across every marketplace — free.
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