Valkyrie Connect is an Android app developed by Ateam Entertainment Inc. (〒450-6432 名古屋市中村区名駅3丁目28番12号　大名古屋ビルヂング32FDainagoya Building 32F, 28-12 Meieki 3-chome, Nakamura-ku, Nagoya 450-6432, Japan). Others apps created by Ateam Entertainment Inc. are: Dark Summoner, Unison League, Revue Starlight Re LIVE, Hatsune Miku - Tap Wonder.

Valkyrie Connect first became available on 20 Oct 2016. It is estimated that Valkyrie Connect has been downloaded between 1000000 and 5000000 times from the Play Store.