TCG Companion is an iPhone app developed by TCG Companion Ltd. It is a free app designed to help users keep track of their card collection. With TCG Companion, users can view all the English and Japanese sets released so far, including all the cards and their respective stats. The app allows users to track the cards they have collected, as well as their reverse holo collection. Additionally, users can keep track of the number of packs they have opened for each set. TCG Companion also offers the option to create a customized list of cards. The app supports dark mode, providing a pleasant user experience in low-light environments.

Please note that TCG Companion is not affiliated, endorsed, or supported by Nintendo or The Pokemon Company International Inc in any way. The app offers a subscription service, which auto-renews unless turned off at least 24 hours before the end of the current period. Payments for subscriptions will be charged to the user's iTunes account upon confirmation of purchase.

For any feedback or feature requests, users can reach out to the developer at