Games like AI Desk Pet
Games like AI Desk Pet include The Sims™ 4, Fields of Mistria, inZOI, The Sims™ 3, and Stardew Valley. We matched them by the tags players give AI Desk Pet on Steam (Simulation, Dating Sim, Sandbox, Life Sim, and 2D): closest matches first, and among equally close ones the better-known games.

The Sims™ 4
Shared: Life Sim · Simulation · Sandbox

Fields of Mistria
Shared: Dating Sim · Simulation · Life Sim

inZOI
Shared: Simulation · Life Sim · Sandbox

The Sims™ 3
Shared: Simulation · Life Sim · Sandbox

Stardew Valley
Shared: Life Sim · Simulation · Sandbox

鬼谷八荒 Tale of Immortal
Shared: Simulation · Sandbox · Dating Sim

Chinese Parents
Shared: Simulation · Life Sim · Dating Sim

Volcano Princess
Shared: Life Sim · Dating Sim · Simulation

小白兔电商~Bunny e-Shop
Shared: Dating Sim · Simulation · Anime

STORY OF SEASONS: Friends of Mineral Town
Shared: Simulation · Dating Sim · Casual

Tricolour Lovestory
Shared: Dating Sim · Simulation · Anime

Coral Island
Shared: Dating Sim · Life Sim · Simulation

People Playground
Shared: Sandbox · Simulation · 2D

Love Delivery
Shared: Simulation · Dating Sim · 2D

Potion Craft: Alchemist Simulator
Shared: Simulation · Singleplayer · 2D

Lucy -The Eternity She Wished For-
Shared: Dating Sim · Anime · Simulation

WorldBox - God Simulator
Shared: Simulation · Sandbox · Life Sim

Garry's Mod
Shared: Sandbox · Simulation · Casual

Game Dev Tycoon
Shared: Simulation · 2D · Casual

BidKing
Shared: Simulation · Life Sim · Casual

Paralives
Shared: Simulation · Life Sim · Sandbox

My Time at Portia
Shared: Life Sim · Simulation · Casual

Doki Doki Literature Club Plus!
Shared: Dating Sim · Anime · Romance

My Time at Sandrock
Shared: Life Sim · Dating Sim · Sandbox