ListRubric checks product titles, bullet points, descriptions, backend search terms, images and banned words against each marketplace's current rules, including Amazon's 75 character title limit, the 249 byte backend keyword field, Walmart key features, and TikTok Shop title rules. Get a score out of 100 and the exact fixes in about 30 seconds. Free checks, plus Starter ($9/mo) and Pro ($19/mo) plans with bulk CSV and PDF reports.