Want to pre-order Sister? Compare 1 pre-order offers from keyshops and official stores. Secure the best price for Sister Steam key before the official release.
"Sister" is a computer desktop pet game.
Operation Instructions
Supports mouse-following eye movement, dragging, zooming in and out.
Drag with the left mouse button.
Right-click the character to bring up the settings menu, which allows zooming in/out, character switching and costume changing. Left-click the character again to hide the settings menu.
Included Content
The game contains 1 cute desktop pet character.
Before you start looking for a cheap Sister key, check the essentials. Developed by SZGame. Published by SZGame. Genres: Indie, Casual. Categories: Family Sharing, Single-player.
Using our price comparison and verified discount codes, you can buy a Sister key for as low as $0.99. This deal is available at Steam and is among the cheapest offers on the market. All keys listed on XD.deals are delivered digitally and eligible for instant download after payment. Prices already include processing fees and applied promo codes, so you always see the lowest Sister price on PC. Check the Sister price history to buy at the best moment.
As of our last update (we refresh Steam pricing multiple times a day), the Sister Steam price is $0.99. You can save an extra ~6% by paying with a discounted Steam gift card.
Our price tracker covers both official retailers and key marketplaces, so you can find Sister on sale even outside seasonal promotions. We currently detect 1 active offer from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.
Based on our data, Sister is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.
Yes. Sister has an official page on the Steam Store. You can also buy a Sister Steam key from third-party sellers. Our price comparison currently includes 1 offer with Steam DRM. Pick one to ensure your Sister download happens on Valve's platform.
Not at this time. Valve marks Sister as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.
Sister does not appear to be available on PC Game Pass, EA Play, Ubisoft+ or any other PC subscription service at this time. Your only option is purchasing the game - use XD.deals to find the best price.
No - XD.deals is not a store. We are a price-comparison service that tracks the best Sister deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.
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