Games like Frequency Dissonance
Games like Frequency Dissonance include The Rewinder, Pentiment, No Case Should Remain Unsolved, Storyteller, and Outer Wilds. We matched them by the tags players give Frequency Dissonance on Steam (Adventure, Multiple Endings, Space, Pixel Graphics, and Mystery): closest matches first, and among equally close ones the better-known games.

The Rewinder
Shared: Adventure · Pixel Graphics · Mystery

Pentiment
Shared: Adventure · Interactive Fiction · Multiple Endings

No Case Should Remain Unsolved
Shared: Adventure · Interactive Fiction · Puzzle

Storyteller
Shared: Adventure · Puzzle · Interactive Fiction

Outer Wilds
Shared: Space · Adventure · Mystery

Ten Trials of Babel: The Doppelganger Maze
Shared: Multiple Endings · Pixel Graphics · Adventure

Reventure
Shared: Adventure · Multiple Endings · Pixel Graphics

The Wolf Among Us
Shared: Adventure · Multiple Endings · Choose Your Own Adventure

The Test
Shared: Multiple Endings · Pixel Graphics · Choose Your Own Adventure

The Invincible
Shared: Adventure · Walking Simulator · Space

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Adventure · Multiple Endings · Mystery

Until Then
Shared: Pixel Graphics · Interactive Fiction · Adventure

There Is No Game: Wrong Dimension
Shared: Adventure · Pixel Graphics · Puzzle

OneShot
Shared: Pixel Graphics · Adventure · Puzzle

The Case of the Golden Idol
Shared: Mystery · Puzzle · Interactive Fiction

花火与幽灵少女 - Hanabi and Ghost girl
Shared: Adventure · Mystery · Puzzle

Lacuna A Sci-Fi Noir Adventure
Shared: Pixel Graphics · Multiple Endings · Interactive Fiction

7 Days to End with You
Shared: Puzzle · Multiple Endings · Choose Your Own Adventure

The Rise of the Golden Idol
Shared: Mystery · Adventure · Puzzle

Roadwarden
Shared: Adventure · Pixel Graphics · Interactive Fiction

Starbound
Shared: Adventure · Space · Pixel Graphics

FEZ
Shared: Pixel Graphics · Puzzle · Adventure

Impostor Factory
Shared: Adventure · Pixel Graphics · 2D

Enigma of Fear
Shared: Mystery · Pixel Graphics · Puzzle