Chrome extension
EcomCalcTools Quick Calc for Chrome
Keep ecommerce fee, profit, payment, and marketplace calculators one click away while you research products, compare platforms, or price orders.
Free to install. Opens the calculator workflow from your browser.
Faster fee checks
Jump to common seller calculators without hunting through bookmarks or search results.
Built for ecommerce work
Use it while comparing Amazon, Etsy, Shopify, eBay, TikTok Shop, Stripe, PayPal, and more.
No account required
The extension is a lightweight shortcut into the free calculator library.
How it helps
Use calculators closer to your workflow
Install once
Add the extension from the Chrome Web Store.
Pick a calculator
Open the fee, profit, payment, or marketplace tool you need.
Run the numbers
Estimate margins before pricing, sourcing, or launching a product.
Add Quick Calc to Chrome
Keep EcomCalcTools close when you are researching products, checking seller fees, or comparing platform profit.
Available in the Chrome Web Store