Other Spheres
Screenshots & trailers
Switch thumbnails to browse storefront screenshots.
Primary storefront actions
About this game
Callisto (fully voiced with both masc and fem options) is on a long-term deep-sea research dive, with only the sea, cherished memories, and an irascible on-board AI for company. But while they adore the sea, it turns out the sea might reciprocate the feeling—and in ways Callisto isn't prepared for. A Sci-Fintasy Adventure Romance Visual Novel
System requirements
PC storefront requirement matrices are shown for the Steam / PC tab. Switch platform above for console release context.
Rarest achievements
Achievements unavailable for this source
This catalog entry does not have a Steam app mapping yet.
Game Snapshot
Platforms
Community rating
Critics rating
Genres
Player perspective
Languages
Language support isn’t summarized on this overview yet.
- Developer
- Butterfly Rocket Studios
- Publisher
- Butterfly Rocket Studios
- Release · Mac
- Worldwide — Feb 01, 2026
Community discussion
Sign in to join the conversation when comments launch.