As of 2015, "Minecraft" is not available to play for free on a tablet. "Minecraft: Pocket Edition," which is the game series' mobile and tablet version, is available for purchase online in the Google Play Store, the Apple iTunes App store and the Windows phone store.
"Minecraft" is a block-building adventure game. "Minecraft: Pocket Edition" has two playing modes: creative and survival. You can play this game alone, or you can play with friends by setting up a multiplayer network through local Wi-Fi. The game also offers various in-app products that players can buy with real money. Both "Minecraft" and "Minecraft: Pocket Edition" are developed and offered by Mojang.