Upload your Shopify product CSV, choose a price rule — increase or decrease by % or $, set a fixed price, round to a charm ending, or run a sale — preview every before/after change, then download the updated CSV to re-import.
Your file never leaves your browser — 100% private. Nothing is uploaded.
Edit prices on your LIVE store with Lasso →Drag & drop your products.csv here
…or pick a file. It is parsed right here in your browser.
Export your products from Shopify (Products → Export → CSV) and drop the file here, or load the sample.
Increase or decrease by % or $, set a fixed price, round to .99/.95/.00, or run a sale. Preview every before/after price before you commit.
Download the updated CSV with all other columns intact, then re-import it into Shopify. Or skip all of this and use Lasso on your live store.
This price editor is 100% client-side. Your CSV is read with your browsers built-in FileReader and edited in JavaScript on your own machine — there is no upload, no server, no database, and no cost. Close the tab and the data is gone. We never see your products or your prices.
Lasso is a Shopify bulk editor you talk to. "Raise every apparel price 10% and round to .99" — done on your live store, with a visual diff before every apply and one-click undo after. Free to install.
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