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Terapeak Helper – eBay Fee & Profit Calculator, Sold Listings & Research

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Overview

Terapeak product research helper: eBay fee and profit calculator, sold listings stats and sell-through on the Seller Hub page.

Terapeak Helper turns eBay product research into a buying decision. See profit after every fee, a clear sell-through signal and the most you should pay for an item, right on the Seller Hub research page. Built for resellers, thrifters, flippers and small sellers who use Terapeak research to decide what to buy, what to skip and how to price it. WHAT YOU GET ✓ Profit after fees: final value fee, per-order fee, promoted listing fee and shipping taken off the sold price ✓ Sell-through signal: Fast, Average or Slow instead of a bare percentage ✓ Max buy cost: the highest price you can pay and still hit your target profit ✓ Buy or Skip: enter your cost and get an instant answer ✓ eBay sold listings stats: average, median, low and high sold price from any search ✓ One-click "Show sold listings" button on search results ✓ Fee and profit calculator in the toolbar, on any page ✓ Your shipping cost, item cost and target profit are remembered A FREE EBAY FEE AND PROFIT CALCULATOR Most research tools and analytics suites cost $30 to $60 a month. This one adds the numbers sellers actually need on top of the free research page you already have. Type a sold price and see the final value fee, the per-order fee, the promoted listing fee and your real profit and margin in one place. Category fees included (US, 2026 rates): - Most categories: 13.6% up to $7,500, then 2.35% - Sneakers $150 and over: 8%, no per-order fee - Trading cards: 13.25% - Books, movies and music: 15.3% - Jewelry and watches: 15% up to $5,000, then 9% - Women's bags and handbags: 15% up to $2,000, then 9% - Guitars and basses: 6.7% - Store subscribers: enter your own final value fee % Per-order fee: $0.30 on orders of $10 or less, $0.40 above $10. HOW IT WORKS 1. Open Product Research in Seller Hub (formerly known as Terapeak). 2. Search any item and open the Sold tab. 3. Click the Profit button to see fees, profit, sell-through and max buy cost. No Seller Hub? Search anything on the marketplace, click "Show sold listings", then "Sold stats" to see what the item really sold for and your profit at the median price. WHO IT'S FOR - Thrift store and garage sale flippers checking an item before they buy - Resellers pricing new listings from recently sold items - Sellers comparing profit across categories, shipping options and ad rates - Anyone asking "how much are the fees?" before they list FAQ How much are the selling fees? For most categories the fee is 13.6% of the total sale plus $0.30 or $0.40 per order. The calculator applies the right rate for your category. Does the fee include shipping? Yes. The final value fee is charged on the total amount of the sale, including shipping and sales tax. You can enter both. What is sell-through rate? The share of listings that sold. The extension labels it Fast, Average or Slow so you can decide faster. How do I see sold items? Click "Show sold listings" on any search results page. The extension switches the search to sold and completed items. Is it free? Yes, the core features are free. Does it work in the UK? US first, with UK, Canada and Australia fees coming next. PRIVACY - Runs only on eBay pages you open yourself - Reads only the prices already shown to you. It never clicks, bids or buys. - No account and no tracking. Your settings stay in your browser. Is this an official tool? No. This is an independent seller tool and is not affiliated with, endorsed by or sponsored by eBay Inc. "eBay" and "Terapeak" are trademarks of eBay Inc.

Details

  • Version
    1.0.2
  • Updated
    September 29, 2026
  • Size
    26.95KiB
  • Languages
    English
  • Developer
    Website
    Email
    bettercanvasextension@gmail.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

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Terapeak Helper – eBay Fee & Profit Calculator, Sold Listings & Research has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

Terapeak Helper – eBay Fee & Profit Calculator, Sold Listings & Research handles the following:

Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

Support

For help with questions, suggestions, or problems, visit the developer's support site

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