Thirteendays emerged in the gaming scene with "Inside My Mind" in 2020. This title received positive feedback for its unique narrative approach and emotional depth, establishing the publisher as a notable player in the indie game sector. The company's dedication to storytelling and psychological exploration is evident in titles such as "Mark's Life" and "Catherine the Vampire."

Specializing in narrative-driven and psychological adventure games, Thirteendays has developed projects for platforms including PC and itch.io. Their work on "Someday" showcased innovative gameplay mechanics that blend storytelling with player choice, influencing trends in the indie gaming landscape.

The publisher has achieved significant milestones such as expanding their portfolio with multiple successful titles and fostering a dedicated community of players. Their collaborations with indie developers have further enhanced their market reach.

Thirteendays' portfolio reflects a commitment to delivering quality gaming experiences. Their contributions have resonated with players and critics alike, earning recognition for their engaging narratives and unique art styles.

Thirteendays continues to shape the narrative-driven genre with upcoming projects like "Someday," demonstrating their ongoing influence in the industry.