Hnefatafl is a strategy game that dates back to Viking times and is now available as an Android app developed by Rasmus Persson. It is a board game of war where two armies fight against each other, with one army being twice the size of the other.

The goal of the game is for the besieged player to get their king to safety at the corner of the board while the opposite side tries to capture the king. The game has a simple yet challenging gameplay that keeps the player engaged for hours. The app has a full version license and is available in the games category of the Google Play Store.