Free eBay Seller Tools & Guides for Smarter Selling
SellerGrowthTools helps eBay sellers calculate fees and profit, research products, improve listings and solve common account problems. Use our free calculators, seller tools and practical eBay guides built for sellers in the US and UK — no sign-up, no spreadsheets, no guesswork.
Free eBay Seller Tools
Everything runs in your browser. No sign-up, no account, no email wall.
eBay Fee Calculator
Final value fee, per-order fee and your real net payout at any price. UK and US.
eBay ROI Calculator
Work backwards from a sale price to the most you can pay for stock.
eBay Image Checker & Resizer
Check size, format and HEIC before eBay rejects your photos.
Solve an eBay Seller Problem
Common problems, plain-English answers — checked against eBay’s current documentation.
eBay Account Suspended
Causes, appeal routes and what actually works when your account is restricted.
eBay MC999 Restriction
What MC999 means, where to find the real reason, and what to do next.
eBay VeRO Notice
Listing removed for IP reasons — what qualifies for removal and how to respond.
eBay Item Not Received
What sellers must do when a buyer opens an INR case — deadlines and evidence.
eBay Funds on Hold
Why eBay holds seller funds, how long it lasts, and how to get paid faster.
eBay Buyer Has Not Paid
How long to wait and when an unpaid order can be cancelled.
Research & Grow Your eBay Store
RESEARCH
How to Find Sold Items on eBay
See what buyers actually paid before you set your own price.
RESEARCH
eBay Terapeak Guide 2026
Full sold history, sell-through rates and demand data — built into Seller Hub.
SEASONAL
eBay Q4 Selling Guide
Seasonal selling opportunities, listing timing and important shipping considerations.
LIMITS
eBay Selling Limits
How to check your monthly cap, why it’s low, and how to get it raised faster.
ADVERTISING
eBay Promoted Listings
Standard vs Advanced, the 2026 attribution change, and how ad rates affect your selling costs.
NEGOTIATING
eBay Best Offer Guide
Setting up Best Offer, the 48-hour window, and how counter offers work.
eBay Fees & Profit
FEES
eBay Selling Fees (2026)
Every fee explained for UK and US sellers, with worked examples.
UK FEES
eBay Private Seller Fees UK
What UK private sellers pay — including how the Buyer Protection Fee works.
PERFORMANCE
eBay Seller Performance
Defect rate, seller levels, and what actually counts against your account.
TROUBLESHOOTING
eBay Photos Not Uploading
Fixes for failed uploads — size, HEIC, browser and app.
Why Sellers Use SellerGrowthTools
Free to Use
Every calculator and guide is free — no hidden fees, no account required.
Official Sources
We use official eBay documentation as a primary source when researching policies, fees and seller requirements. Guides are reviewed and updated as policies change.
Built for UK and US Sellers
eBay rules, fees and policies differ between markets. Our guides cover both — clearly labelled so you know which applies to you.
About This Site
SellerGrowthTools is built and written by Muhammad Usman, an eCommerce and SEO specialist who works with eBay sellers in the UK and US. We use official eBay documentation as a primary source when researching seller policies, fees and requirements. Guides are reviewed and updated as policies change.
Not affiliated with eBay Inc.
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Feature Table
| Free to Use | Every tool and guide — no paywalls, no trials. |
| eBay-Focused | Tools and guides built specifically for eBay sellers. |
| Reviewed Regularly | Fee structures change — we keep numbers current. |
| No Login Required | Use any calculator instantly, no account needed. |
| UK & US | Both markets covered, clearly labelled. |
| Mobile Friendly | Works smoothly on your phone while listing. |
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Ready to Sell Smarter on eBay?
Start with a free calculator, or browse our guides to avoid common mistakes and sell more profitably.