During the the 13 Sentinels: Aegis Rim 2nd Anniversary Celebration Live Stream, it was announced that the game has surpassed 500,000 copies sold worldwide.
In September 2021, it was announced that 13 Sentinels had sold 200k copies in Japan, and in March 2021 the game had sold 400k copies worldwide.
The game initially debuted in Japan on November 28, 2019 with 35k sales, with director George Kamitani expressing regret at the middling performance. Since then, the game has gained strong word of mouth and has continued to sell.
13 Sentinels: Aegis Rim was released for the PlayStation 4 in Japan on November 28, 2019. The game was released in Traditional Chinese and Korea on March 19, 2020 and in North America and Europe on September 22, 2020.