Omnivaleur tools

Free tools for second-hand sellers

Free, no login. Made for people who sell second-hand on Marktplaats, 2dehands, Vinted and eBay.

Everything we need ourselves to sell second-hand, as a separate tool. The tools work without a login. If you want to keep your result you can email it to yourself. Only the download and emailing your result ask for your email address, and it says so up front.

Price and profit

💶 Fee calculator What price to ask on Marktplaats, 2dehands, Vinted and eBay to keep your profit. Free, no login 📉 Price drop planner When an unsold item should get cheaper, and by how much, without selling at a loss. Free, no login 📈 Profit margin calculator New Profit, margin and markup of an item after fees and shipping, and the price you need for the margin you want. Free, no login

Tax and rules

🧾 DAC7 checker Will Marktplaats, Vinted or eBay report your sales to the Belastingdienst this year? Free, no login 🧮 VAT margin scheme calculator How much VAT you owe on a second-hand item under the Dutch margin scheme, against normal VAT. Free, no login ⚖️ Second-hand sales tax check New Do you owe tax on what you sell on Vinted or Marktplaats? Answer four questions and see where you stand. Free, no login

Listings

🔤 Title length checker Count your listing title against the character limit of Marktplaats, 2dehands, eBay and Facebook. Free, no login ✍️ Listing description generator New A title within the limit and a clear description for Marktplaats, Vinted or eBay, in four languages. Free, no login

Downloads

📊 Inventory and profit spreadsheet Excel sheet with profit per item, days in stock and a yearly DAC7 check per platform. Free for your email address. Free download, with email

Why free?

Omnivaleur is a tool that puts your items on Marktplaats, 2dehands, Vinted, eBay, Shopify and WooCommerce in one go. Most sellers do the maths first, with a calculator or spreadsheet, before they list anything. So we build those helpers and give them away. If you then want to list everything in one go, you can try Omnivaleur free for 7 days.

List everywhere in one go?

Omnivaleur puts one item on Marktplaats, 2dehands, Vinted and eBay in one go, with its own price per marketplace and a title that fits each limit. When it sells somewhere, the other listings come down. 7 days free, no credit card needed.

Try it free for 7 days