Professional Baseball Spirits A‎ (プロ野球スピリッツA Pro Yakyū Spirits Ace?) is a baseball game developed by Pawapuro Production and published by Konami, and released on iOS and Android devices on October 21, 2015 in Japan. It is part of the Pro Baseball Spirits series, a spin-off series of the MLB Power Pros series.

The game contains various cameos and characters from famous Konami franchises, including from the Contra series, where Bill Rizer appears as a supportive character, who was made available during a specific event.