Games like My Singing Monsters
Games like My Singing Monsters include Slime Rancher 2, The Sims™ 4, Palia, Koi Farm, and Infinity Nikki. We matched them by the tags players give My Singing Monsters on Steam (Creature Collector, Casual, Simulation, Free to Play, and Farming Sim): closest matches first, and among equally close ones the better-known games.

Slime Rancher 2
Shared: Creature Collector · Cute · Simulation

The Sims™ 4
Shared: Free to Play · Simulation · Casual

Palia
Shared: Free to Play · Farming Sim · Casual

Koi Farm
Shared: Casual · Creature Collector · Simulation

Infinity Nikki
Shared: Casual · Cute · Free to Play

Tiny Pasture
Shared: Farming Sim · Casual · Creature Collector

Placid Plastic Duck Simulator
Shared: Casual · Cute · Simulation

Farm Together
Shared: Simulation · Casual · Farming Sim

Stardew Valley
Shared: Farming Sim · Simulation · Casual

SPORE™
Shared: Simulation · Colony Sim · Casual

Megaquarium
Shared: Casual · Simulation · Creature Collector

Travellin Cats in Paris
Shared: Free to Play · Casual · Cute

Paleo Pines
Shared: Farming Sim · Casual · Simulation

Kabuto Park
Shared: Creature Collector · Casual · Cute

Ooblets
Shared: Casual · Creature Collector · Farming Sim

Luma Island
Shared: Casual · Farming Sim · Simulation

WEBFISHING
Shared: Casual · Creature Collector · Cute

MyVoiceZoo
Shared: Casual · Creature Collector · Simulation

Two Point Museum
Shared: Casual · Simulation · Cartoony

My Little Life
Shared: Simulation · Creature Collector · Farming Sim

Lemon Cake
Shared: Simulation · Casual · Farming Sim

Little Witch in the Woods
Shared: Casual · Cute · Simulation

Sticky Business
Shared: Casual · Simulation · Cute

The WereCleaner
Shared: Casual · Cartoony · Cute