Games like The Sims™ 4 Poolside Splash Kit
Games like The Sims™ 4 Poolside Splash Kit include The Sims™ 4, inZOI, Disney Dreamlight Valley, The Sims™ 3, and House Flipper. We matched them by the tags players give The Sims™ 4 Poolside Splash Kit on Steam (Casual, Simulation, Adventure, Free to Play, and Character Customization): closest matches first, and among equally close ones the better-known games.

The Sims™ 4
Shared: Free to Play · Simulation · Character Customization

inZOI
Shared: Simulation · Character Customization · Building

Disney Dreamlight Valley
Shared: Adventure · Character Customization · Simulation

The Sims™ 3
Shared: Simulation · Character Customization · Casual

House Flipper
Shared: Simulation · Casual · Building

PC Building Simulator
Shared: Simulation · Immersive Sim · Building

Paralives
Shared: Simulation · Character Customization · Building

Where Winds Meet
Shared: Free to Play · Character Customization · Adventure

SuchArt: Creative Space
Shared: Simulation · Free to Play · Casual

Planet Coaster
Shared: Simulation · Building · Relaxing

Slime Rancher 2
Shared: Relaxing · Adventure · Simulation

Train Simulator Classic
Shared: Simulation · Casual · Realistic

Fishing Planet
Shared: Simulation · Free to Play · Relaxing

Infinity Nikki
Shared: Casual · Relaxing · Simulation

Slime Rancher
Shared: Adventure · Simulation · Casual

Farm Together
Shared: Simulation · Casual · Relaxing

Palia
Shared: Free to Play · Casual · Building

DAVE THE DIVER
Shared: Casual · Adventure · Relaxing

My Time at Portia
Shared: Simulation · Casual · Adventure

The Sims™ 2 Legacy Collection
Shared: Simulation · Character Customization · Building

Cities: Skylines II
Shared: Simulation · Building · Singleplayer

Youtubers Life
Shared: Casual · Simulation · Character Customization

Coral Island
Shared: Simulation · Relaxing · Character Customization

Stardew Valley
Shared: Simulation · Relaxing · Casual