Games like Swann's Song
Games like Swann's Song include Before Your Eyes, To the Moon, Coffee Talk, Until Then, and GRIS. We matched them by the tags players give Swann's Song on Steam (Hand-drawn, Emotional, Philosophical, Dialogue Heavy, and Relaxing): closest matches first, and among equally close ones the better-known games.

Before Your Eyes
Shared: Emotional · Interactive Fiction · Story Rich

To the Moon
Shared: Emotional · Adventure · Story Rich

Coffee Talk
Shared: Dialogue Heavy · Relaxing · Interactive Fiction

Until Then
Shared: Emotional · Interactive Fiction · Visual Novel

GRIS
Shared: Hand-drawn · Adventure · Relaxing

Beacon Pines
Shared: Emotional · Colorful · Story Rich

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Emotional · Interactive Fiction · Story Rich

Sanfu
Shared: Hand-drawn · Colorful · Adventure

Brothers - A Tale of Two Sons
Shared: Emotional · Adventure · Story Rich

Milk inside a bag of milk inside a bag of milk
Shared: Text-Based · Interactive Fiction · Philosophical

OPUS: Rocket of Whispers
Shared: Emotional · Colorful · Story Rich

The Last Campfire
Shared: Emotional · Adventure · Relaxing

Finding Paradise
Shared: Emotional · Adventure · Story Rich

A Bird Story
Shared: Adventure · Short · Story Rich

Carto
Shared: Hand-drawn · Relaxing · Adventure

Coffee Talk Episode 2: Hibiscus & Butterfly
Shared: Dialogue Heavy · Relaxing · Interactive Fiction

Impostor Factory
Shared: Emotional · Adventure · Story Rich

Many Nights a Whisper
Shared: Emotional · Philosophical · Adventure

Gorogoa
Shared: Hand-drawn · Indie · Short

Fall of Porcupine
Shared: Emotional · Hand-drawn · Interactive Fiction

My Little Puppy
Shared: Emotional · Adventure · Colorful

Waning Flowers of a World Eternal - The Rainbow Appears After Flowering Rain
Shared: Emotional · Dialogue Heavy · Relaxing

OMORI
Shared: Hand-drawn · Story Rich · Colorful

Chicory: A Colorful Tale
Shared: Emotional · Adventure · Colorful