My Best Friend's Sister

About the game

Developer: Naughty Sister
Publisher: Naughty Sister
Platforms: Windows, macOS, Linux / Steam OS
Controller: Full support

Modes and features

Single-playerAchievementsFamily Sharing

Languages

English: yes, with voice-over

English (voice-over)FrenchItalianGermanEuropean SpanishLatin American SpanishTraditional ChineseSimplified ChineseKoreanDutchPolishBrazilian PortugueseEuropean PortugueseRussianTurkishJapanese

System requirements — Windows

Minimum

OS: Windows 10
Processor: Intel Core 2 Duo E4700
Memory: 8 GB RAM
Graphics: Intel HD 4000
Storage: 1 GB available space

System requirements — macOS

Minimum

OS: Version 10.11+
Processor: Intel Core 2 Duo E4700
Memory: 8 GB RAM
Graphics: Intel HD 4000
Storage: 2 GB available space

System requirements — Linux / Steam OS

Minimum

OS: Steam OS or Ubuntu 16.04
Processor: Intel Core 2 Duo E4700
Memory: 8 GB RAM
Storage: 2 GB available space

Data from the game’s Steam page.

Released: Jan 9, 2026

Adventure Casual RPG Simulation

A night at your best friend’s house turns into a tempting choice between desire and restraint.

Available at

Steam$5.19Go to store

My Best Friend's Sister

Available at

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