Kingdom Hearts Unchained χ

Unreleased

Kingdom Hearts Unchained Key is a Kingdom Hearts game exclusive to the iOS and Android smartphone platforms. It is scheduled for release in 2015, and it features plot and gameplay elements from the Japan-exclusive web browser game Kingdom Hearts χ. Like Kingdom Hearts χ, Kingdom Hearts Unchained Key is free to play, but it contains in-app purchases. It will be the first Kingdom Hearts game to be released on smartphone platforms.

Kingdom Hearts Unchained Key was first announced on May 12, 2015.