코드뱅크 is a free Android app developed by 4TNK. It falls under the Games category and specifically the Role Playing subcategory. The app allows users to easily participate in pre-registration and various events related to upcoming games.

With 코드뱅크, users no longer need to spend time searching for pre-registration pages, providing information, and entering their contact details manually. The app simplifies the process by offering one-click pre-registration and providing push notifications for app releases.

In addition to pre-registration, 코드뱅크 also offers opportunities for users to participate in closed beta tests (CBTs) of unreleased apps. Users can conveniently manage their pre-registration and event participation through the "My Page" feature.

Furthermore, 코드뱅크 includes a community section where users can find the latest game information and obtain necessary game codes. The app also offers various other events for users to enjoy.

Overall, 코드뱅크 is a convenient and comprehensive app for gamers who want to stay updated on upcoming games and take advantage of pre-registration benefits and events.