War Eternal is an Android app developed by ONEMT (Room 1903, 19/F, Lee Garden One 33 Hysan Avenue Causeway Bay HK999077 Lokka Entertainment Hong Kong Limited). Others apps created by ONEMT are: Days of Empire, Revenge of Sultans, Frontier Justice, Rise of the Kings, King's Choice, Attack on Time.

War Eternal first became available on 22 Apr 2019. It is estimated that War Eternal has been downloaded between 5000000 and 10000000 times from the Play Store.