Games like Too Much Water
Games like Too Much Water include Terraria, The Escapists, Forager, Don't Starve, and Reventure. We matched them by the tags players give Too Much Water on Steam (Indie, Singleplayer, Comedy, 2D, and Crafting): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: 2D · Pixel Graphics · Crafting

The Escapists
Shared: Singleplayer · Pixel Graphics · Crafting

Forager
Shared: Indie · Pixel Graphics · Crafting

Don't Starve
Shared: Indie · Crafting · Singleplayer

Reventure
Shared: Indie · Comedy · Pixel Graphics

Skul: The Hero Slayer
Shared: Indie · 2D · Pixel Graphics

SANABI
Shared: Pixel Graphics · Singleplayer · Indie

Graveyard Keeper
Shared: Crafting · Pixel Graphics · Singleplayer

Papers, Please
Shared: Indie · Singleplayer · Pixel Graphics

Dungeon Munchies
Shared: Indie · Pixel Graphics · Action

Undertale
Shared: Singleplayer · Indie · Pixel Graphics

There Is No Game: Wrong Dimension
Shared: Indie · Comedy · Pixel Graphics

Five Nights at Freddy's: Into the Pit
Shared: Singleplayer · 2D · Pixel Graphics

Gunpoint
Shared: Indie · 2D · Singleplayer

Hyper Light Drifter
Shared: Indie · Pixel Graphics · Singleplayer

Hollow Knight: Silksong
Shared: Indie · Singleplayer · 2D

The Forest
Shared: Crafting · Survival · Adventure

Hollow Knight
Shared: Indie · 2D · Singleplayer

Rain World
Shared: Indie · Pixel Graphics · 2D

OneShot
Shared: Indie · Pixel Graphics · Singleplayer

The Long Dark
Shared: Singleplayer · Survival · Crafting

Starbound
Shared: Crafting · Pixel Graphics · Survival

The Final Station
Shared: Indie · Pixel Graphics · 2D

Don't Starve Together
Shared: Crafting · Survival · Indie