Games like Harlot's Diary
Games like Harlot's Diary include Papers, Please, Death and Taxes, Beholder, Do Not Feed the Monkeys, and Game Dev Tycoon. We matched them by the tags players give Harlot's Diary on Steam (Choices Matter, Simulation, Singleplayer, Point & Click, and Strategy): closest matches first, and among equally close ones the better-known games.

Papers, Please
Shared: Simulation · Point & Click · Singleplayer

Death and Taxes
Shared: Choices Matter · Simulation · Story Rich

Beholder
Shared: Choices Matter · Strategy · Singleplayer

Do Not Feed the Monkeys
Shared: Point & Click · Choices Matter · Strategy

Game Dev Tycoon
Shared: Simulation · Strategy · Singleplayer

Beholder Conductor
Shared: Choices Matter · Singleplayer · Simulation

Undertale
Shared: Choices Matter · Story Rich · Multiple Endings

Beholder 2
Shared: Choices Matter · Simulation · Strategy

Dispatch
Shared: Choices Matter · Singleplayer · Story Rich

911 Operator
Shared: Simulation · Singleplayer · Strategy

The Test
Shared: Simulation · Multiple Endings · Choices Matter

Volcano Princess
Shared: Choices Matter · Multiple Endings · Simulation

Detroit: Become Human
Shared: Choices Matter · Singleplayer · Multiple Endings

Emily is Away <3
Shared: Choices Matter · Simulation · Singleplayer

The Henry Stickmin Collection
Shared: Choices Matter · Multiple Endings · Singleplayer

This War of Mine
Shared: Singleplayer · Choices Matter · Simulation

This Is the Police
Shared: Choices Matter · Strategy · Singleplayer

鬼谷八荒 Tale of Immortal
Shared: Simulation · Singleplayer · Management

No Umbrellas Allowed
Shared: Simulation · Choices Matter · Strategy

Growing Up
Shared: Choices Matter · Simulation · Story Rich

Mini Metro
Shared: Simulation · Strategy · Singleplayer

Mini Motorways
Shared: Simulation · Strategy · Singleplayer

OneShot
Shared: Story Rich · Choices Matter · Singleplayer

Plague Inc: Evolved
Shared: Simulation · Strategy · Singleplayer