Games like Voxabular P.I: Penny's First Case
Games like Voxabular P.I: Penny's First Case include Mirror 2: Project X, Far Away, Suzerain, Her Story, and 7 Days to End with You. We matched them by the tags players give Voxabular P.I: Penny's First Case on Steam (Choose Your Own Adventure, Typing, Education, Interactive Fiction, and Visual Novel): closest matches first, and among equally close ones the better-known games.

Mirror 2: Project X
Shared: Visual Novel · Interactive Fiction · 3D

Far Away
Shared: Visual Novel · Choose Your Own Adventure · Word Game

Suzerain
Shared: Choose Your Own Adventure · Visual Novel · Interactive Fiction

Her Story
Shared: Typing · Choose Your Own Adventure · Interactive Fiction

7 Days to End with You
Shared: Choose Your Own Adventure · Typing · Visual Novel

The Life and Suffering of Sir Brante
Shared: Choose Your Own Adventure · Interactive Fiction · RPG

The Wolf Among Us
Shared: Choose Your Own Adventure · Visual Novel · Adventure

Sweet Home
Shared: Visual Novel · Interactive Fiction · RPG

Who's Lila?
Shared: Choose Your Own Adventure · Interactive Fiction · Visual Novel

Disco Elysium - The Final Cut
Shared: RPG · Point & Click · Isometric

Slay the Princess — The Pristine Cut
Shared: Visual Novel · Choose Your Own Adventure · Interactive Fiction

No Case Should Remain Unsolved
Shared: Interactive Fiction · Visual Novel · Point & Click

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

Roadwarden
Shared: RPG · Choose Your Own Adventure · Interactive Fiction

Aliya: Timelink
Shared: Interactive Fiction · Visual Novel · RPG

Homicipher
Shared: Visual Novel · Choose Your Own Adventure · Female Protagonist

Road to Empress I
Shared: Visual Novel · RPG · Female Protagonist

Refind Self: The Personality Test Game
Shared: Interactive Fiction · Visual Novel · Choose Your Own Adventure

Billionaire Lovers
Shared: Visual Novel · Education · RPG

Road to Empress Ⅱ
Shared: Interactive Fiction · Female Protagonist · RPG

风信楼
Shared: Interactive Fiction · Visual Novel · Word Game

月华辉映之刻
Shared: Visual Novel · Female Protagonist · RPG

Vampires' Melody
Shared: Visual Novel · Interactive Fiction · Word Game

The Life and Suffering of Sir Brante — Chapter 1&2
Shared: Choose Your Own Adventure · Interactive Fiction · Visual Novel