Маркетплейсер is a free Chrome extension developed by Seorgiy, falling under the Browsers category's Add-ons & Tools subcategory. This extension allows users to compare prices of products across various Russian platforms.

Upon installation, users can simply click on the extension icon, input the desired product name, and the extension will open tabs with the first 10 offers matching the search query. Users can sort results by price, delivery date, product name, and platform. Notably, products from Megamarket include cashback considerations based on your browser account and personal preferences. The search mode can be adjusted to display either cheapest or most popular items first. Importantly, the extension does not collect any user data.

For any issues encountered, users are instructed to reach out via the provided email address. Маркетплейсер enables users to compare prices efficiently across popular platforms like Озон, Днс, Яндекс маркет, Алиэкспресс, Wildberries, and more, ensuring they find the best deals available.