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.

Developer: HaHaHaGame.

Tags: Casual, Idler, 2D, Cute.

Steam reviews: Very Positive (100% of 50).

Price: $0.79 (was $0.99, 20% off).

Released 2026-09-22.

Big Sister on Game Goose · Steam store page

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