Games like Back to 21
Games like Back to 21 include Undertale, Growing Up, The Witcher 3: Wild Hunt — Remastered, OneShot, and The Life and Suffering of Sir Brante. We matched them by the tags players give Back to 21 on Steam (Choices Matter, Story Rich, Nonlinear, RPG, and Choose Your Own Adventure): closest matches first, and among equally close ones the better-known games.

Undertale
Shared: Story Rich · Choices Matter · RPG

Growing Up
Shared: Choices Matter · Story Rich · Life Sim

The Witcher 3: Wild Hunt — Remastered
Shared: Story Rich · RPG · Choices Matter

OneShot
Shared: Story Rich · Indie · Choices Matter

The Life and Suffering of Sir Brante
Shared: Choices Matter · Story Rich · RPG

Yes, Your Grace
Shared: Choices Matter · Story Rich · RPG

Reigns
Shared: Choices Matter · Choose Your Own Adventure · Life Sim

The Test
Shared: Story Rich · Choose Your Own Adventure · Choices Matter

Disco Elysium - The Final Cut
Shared: Story Rich · Choices Matter · RPG

鬼谷八荒 Tale of Immortal
Shared: RPG · Simulation · Choose Your Own Adventure

Baldur's Gate 3
Shared: Choices Matter · RPG · Story Rich

Volcano Princess
Shared: Choices Matter · Life Sim · RPG

Esoteric Ebb
Shared: Choices Matter · Story Rich · RPG

WILL: A Wonderful World / WILL:美好世界
Shared: Story Rich · RPG · Choices Matter

Sovereign Tower
Shared: Choices Matter · Choose Your Own Adventure · Story Rich

Emily is Away <3
Shared: Choices Matter · Story Rich · Indie

Road 96
Shared: Choices Matter · Story Rich · Choose Your Own Adventure

Sultan's Game
Shared: Story Rich · RPG · Simulation

House Party
Shared: Choices Matter · Story Rich · Simulation

Heartbound
Shared: Story Rich · RPG · Choices Matter

To the Moon
Shared: Story Rich · Indie · RPG

OMORI
Shared: Story Rich · RPG · Indie

Tainted Grail: The Fall of Avalon
Shared: RPG · Choices Matter · Story Rich

Magical Princess
Shared: Choices Matter · Life Sim · RPG

