Games like Echoes
Games like Echoes include Tiny Bunny, Gorogoa, Florence, Sally Face - Episode One, and Milk inside a bag of milk inside a bag of milk. We matched them by the tags players give Echoes on Steam (Adventure, Casual, Visual Novel, Interactive Fiction, and 2D): closest matches first, and among equally close ones the better-known games.

Tiny Bunny
Shared: Visual Novel · 2D · Dark

Gorogoa
Shared: Hand-drawn · Casual · Adventure

Florence
Shared: Casual · Adventure · Interactive Fiction

Sally Face - Episode One
Shared: Adventure · Dark · Indie

Milk inside a bag of milk inside a bag of milk
Shared: Visual Novel · Adventure · Interactive Fiction

Until Then
Shared: Visual Novel · Interactive Fiction · 2D

Happy Game
Shared: Casual · Psychedelic · Adventure

Firework
Shared: 2D · Visual Novel · Indie

Vampires' Melody
Shared: Casual · Adventure · Visual Novel

Old Man's Journey
Shared: Adventure · Casual · Hand-drawn

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Visual Novel · Interactive Fiction · Adventure

DISTRAINT: Deluxe Edition
Shared: Adventure · 2D · Indie

GRIS
Shared: Adventure · Hand-drawn · Atmospheric

Billionaire Lovers
Shared: Visual Novel · Casual · Interactive Fiction

If Found...
Shared: Casual · Visual Novel · Adventure

Milk outside a bag of milk outside a bag of milk
Shared: Visual Novel · Psychedelic · 2D

Storyteller
Shared: Adventure · Interactive Fiction · 2D

Dagon: by H. P. Lovecraft
Shared: Visual Novel · Interactive Fiction · Atmospheric

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Visual Novel · Interactive Fiction · 2D

Sanfu
Shared: Adventure · 2D · Visual Novel

Impostor Factory
Shared: Adventure · 2D · Casual

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Adventure · Visual Novel · Interactive Fiction

A Bird Story
Shared: Adventure · Interactive Fiction · 2D

No Case Should Remain Unsolved
Shared: Visual Novel · Interactive Fiction · Adventure