SiNiSistar 2
Complete Game Download
Download the official complete version of SiNiSistar 2. Available for Windows and macOS.
Buy on Steam
Support the Developers
Purchase the official version on Steam for automatic updates, cloud saves, and community features.
Go to Steam StoreR18 Patch Download
Unlock Complete Adult Content
Download the latest R18 patch to unlock all adult content and Tachie variations.
Go to Patch PageVersion History
v1.3.12026.01.134.6GB
Latest version, fixes menu freeze issues, adds new costume options
v1.3.02025.12.214.5GB
Steam version launch, adds brown hair option, Korean language support
v1.2.12025.09.104.3GB
Enhanced Tachie system, MOD support
v1.2.02025.08.154.2GB
New Game+ mode, 3 hidden levels
System Requirements
Minimum Requirements
- OS: Windows 10 (64-bit)
- CPU: Intel Core i5-4460 or AMD FX-6300
- RAM: 8 GB
- GPU: NVIDIA GTX 760 / AMD Radeon R7 260x
- Storage: 4 GB
Recommended Requirements
- OS: Windows 11 (64-bit)
- CPU: Intel Core i7-8700K or AMD Ryzen 5 3600X
- RAM: 16 GB
- GPU: NVIDIA RTX 3060 / AMD RX 6600 XT
- Storage: 4 GB SSD