In Falsus

A rhythm game blending a visual novel with card crafting

lowiro · Released Sep 9, 2026

Reviews: Very Positive; 90% of 1,335
Recent reviews: Very Positive; 93% of 303 in 30 days
Players: 226; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 1 day ago; Oct 27, 2026
Minimum PC: GeForce GTX 980; 8 GB RAM · 10 GB disk; Full requirements

What is In Falsus?

This single-player rhythm game pairs song-based challenges with a visual novel set in a near-future world where lying is forbidden. You switch between five high school girls' perspectives as they join a government program, playing notes with mouse and keyboard and equipping crafted cards for gameplay bonuses.

For you if...

+you like arranging materials in grids to customize bonuses
+you enjoy fully voiced dialogue in Japanese

Not for you if...

−you prefer familiar rhythm controls that take little practice

What players say

90% of 1,335 reviews are positive · 93% of 303 in the last 30 days

Players praise the character writing, distinctive rhythm mechanics, and amount of content. Common complaints concern song unlocks tied to story and crafting progression, plus hard-to-read side-lane notes.

Screenshots and trailer

In Falsus system requirements

Minimum: GeForce GTX 980, 8 GB RAM, 10 GB of disk space.

As published by the developer.

Can my PC run In Falsus?

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Minimum

OS: Windows 10 version or newer
Processor: Intel i5-7500
Graphics: NVIDIA GeForce GTX 980
Memory: 8 GB RAM
Storage: 10 GB available space
DirectX: Version 11

Does In Falsus have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does In Falsus run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Sometimes shows mouse, keyboard or non-Deck controller icons
Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 25
Steam features: Cloud saves, Family Sharing
Languages: Full audio: Japanese. Text only: English, Simplified Chinese, Traditional Chinese.

Does In Falsus use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam