Cardmarket Companion is a simple Chrome extension designed to make the lives of online TCG (Trading Card Game) sellers easier. This unofficial extension, developed by zagoadev, allows sellers to prefill their item prices with real-time trending data, eliminating the need for manual data entry.

With Cardmarket Companion, sellers can stay competitive in the marketplace by choosing from trend data spanning 1, 7, or 30 days. This dynamic price prefilling feature gives sellers an edge over their competition, helping them make informed pricing decisions that can lead to increased sales and profits.

One of the key advantages of Cardmarket Companion is its unofficial status. Designed by sellers, for sellers, this extension empowers users to run their online businesses their way, without constraints. Additionally, the developers prioritize privacy and data security, ensuring that sensitive pricing data remains private and secure.

By automating price inputs, Cardmarket Companion saves sellers valuable time and effort. With this extension handling the pricing details, sellers can focus on growing their businesses. Getting started is simple - just download and install the Cardmarket Companion extension, navigate to Cardmarket, select the item you want to list, choose the desired trend duration, and watch as the extension fills in the item's price based on the selected trend.

Support the developer by hitting the donation button and enjoy the efficiency boost provided by Cardmarket Companion.