Big Sister
A desktop pet game with a companion who blinks, breathes, and follows your cursor. Drag, resize, pin, lock or hide her, and pair her with static, GIF or MP4 wallpapers. Discover and share characters and wallpapers through Steam Workshop for company while you work, study or relax.
Verified 2026-10-23 from Steam
- Store
- Steam
- Price
- $0.99
- Mac
- No native Mac version on Steam
- Platforms
- windows
- Reviews
- Very Positive: 100% of 50
- Release
- Sep 21, 2026
- Developer
- HaHaHaGame
- Tags
- Casual, Idler, 2D, Cute, Cozy, Female Protagonist, Indie
Minimum requirements
PC
Minimum: OS *: Windows 7 Processor: i5 Memory: 400 MB RAM Graphics: Intel HD Graphics 4400 Storage: 400 MB available space
