Frontier Justice 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, Rise of the Kings, War Eternal, King's Choice, Attack on Time.

Frontier Justice first became available on 13 May 2020. It is estimated that Frontier Justice has been downloaded between 5000000 and 10000000 times from the Play Store.