Upload a listing CSV Or paste CSV here (needs a title column, optional search terms column)

Platform preset

Max characters

Max repeats per word

Title column name

Banned characters

Search terms byte limit

Rules change, so every limit on this page is editable. The preset only fills in the numbers.

Runs 100% in your browser. Your files never leave this device.

How it works

CSV upload with a title column picker, plus presets for Amazon (200), eBay (140), Etsy (140) and Shopify (255). Every limit is editable in the UI.

Checks length in characters and bytes, words repeated more than twice, banned characters, ALL-CAPS titles and promo words.

Byte length check for backend search terms against a 250 byte limit.

Auto-trim and cleanup suggestion per row, with a violations CSV and a cleaned titles CSV to download.