Iron is the in the middle quality of metals in Survival 404. It is made when iron ore is placed near a fire. Iron is very useful and can be used for many building such as a forge and a lumbermill. Iron can also be used in the creation of weapons. Iron weapons such as iron pickaxes and iron axes deal moderate damage and can kill a player with 2-3 hits.

Iron can also be made into unfired steel when put into the machine in a forge.