Cheapest Sandbox games on Steam

Steam games tagged “Sandbox” that you can buy as a key at BuyCheapKeys, compared with their Steam price.

-78% vs Steam RRP

X3: Terran Conflict

Steam RRP€15.99

BuyCheapKeys key€3.57

-61% vs Steam RRP

Poly Bridge 3

Steam RRP€19.99

BuyCheapKeys key€7.85

EMERGENCY 20

Steam€29.99

BuyCheapKeys key€40.83

-54% vs Steam RRP

HARVESTELLA

Steam RRP€59.99

BuyCheapKeys key€27.34

Among Trees

Steam€14.99

BuyCheapKeys key€17.69

Sapiens

Steam€24.50

BuyCheapKeys key€28.98

-64% vs Steam RRP

Cities XXL

Steam RRP€9.99

BuyCheapKeys key€3.61

-87% vs Steam RRP

Force of Nature 2: Ghost Keeper

Steam RRP€15.79

BuyCheapKeys key€1.98

TerraTech Worlds

Steam RRP€29.99

BuyCheapKeys key€29.98

-45% vs Steam RRP

Voyagers of Nera

Steam RRP€29.99

BuyCheapKeys key€16.61

-60% vs Steam RRP

Heart of the Machine

Steam RRP€29.99

BuyCheapKeys key€11.98

Megastore Simulator

Steam RRP€13.79

BuyCheapKeys key€13.75

-90% vs Steam RRP

Aven Colony

Steam RRP€29.99

BuyCheapKeys key€2.89

-65% vs Steam RRP

Warsim: The Realm of Aslona

Steam RRP€9.75

BuyCheapKeys key€3.38

-42% vs Steam RRP

Shoppe Keep

Steam RRP€3.99

BuyCheapKeys key€2.30

-88% vs Steam RRP

Cortex Command

Steam RRP€18.99

BuyCheapKeys key€2.24

-58% vs Steam RRP

Railway Empire 2

Steam RRP€49.99

BuyCheapKeys key€21.09

-74% vs Steam RRP

Land of the Vikings

Steam RRP€24.99

BuyCheapKeys key€6.41

Hotel Architect

Steam RRP€26.78

BuyCheapKeys key€30.35

-88% vs Steam RRP

American Fugitive

Steam RRP€19.99

BuyCheapKeys key€2.34

-91% vs Steam RRP

Between the Stars

Steam RRP€28.99

BuyCheapKeys key€2.50

-65% vs Steam RRP

Gourdlets

Steam RRP€4.99

BuyCheapKeys key€1.73

-34% vs Steam RRP

Salt

Steam RRP€14.99

BuyCheapKeys key€9.88

-84% vs Steam RRP

Edge of Space

Steam RRP€14.99

BuyCheapKeys key€2.38

-86% vs Steam RRP

Scribblenauts Unmasked: A DC Comics Adventure

Steam RRP€19.99

BuyCheapKeys key€2.83

-74% vs Steam

Sea Dogs: To Each His Own

Steam€14.99

BuyCheapKeys key€3.89

-6% vs Steam RRP

Global Rescue

Steam RRP€24.99

BuyCheapKeys key€23.38

-51% vs Steam RRP

Lucius II

Steam RRP€24.50

BuyCheapKeys key€12.11

-83% vs Steam RRP

Youtubers Life 2

Steam RRP€31.59

BuyCheapKeys key€5.38

Towers of Aghasba

Steam€28.99

BuyCheapKeys key€49.76

-91% vs Steam RRP

SteamWorld Build

Steam RRP€24.99

BuyCheapKeys key€2.15

-27% vs Steam RRP

Garden Paws

Steam RRP€16.79

BuyCheapKeys key€12.30

-33% vs Steam RRP

Desynced

Steam RRP€28.99

BuyCheapKeys key€19.49

-65% vs Steam

Wurm Unlimited

Steam€27.99

BuyCheapKeys key€9.68

-72% vs Steam RRP

Bus World

Steam RRP€19.99

BuyCheapKeys key€5.55

-45% vs Steam RRP

ZEPHON

Steam RRP€39.99

BuyCheapKeys key€22.06

-74% vs Steam RRP

LEGO® Bricktales

Steam RRP€29.99

BuyCheapKeys key€7.85

Not on Steam

LEGO® 2K Drive

Steam—

BuyCheapKeys key€6.50

-90% vs Steam RRP

Founders' Fortune

Steam RRP€18.99

BuyCheapKeys key€1.91

-85% vs Steam RRP

Urbek City Builder

Steam RRP€17.99

BuyCheapKeys key€2.74

-64% vs Steam RRP

Aground

Steam RRP€14.79

BuyCheapKeys key€5.36

Starminer

Steam€29.99

BuyCheapKeys key€34.35

Project Castaway

Steam€16.89

BuyCheapKeys key€25.36

-12% vs Steam RRP

The Spotter: Dig or Die

Steam RRP€16.99

BuyCheapKeys key€14.96

-89% vs Steam RRP

Niffelheim

Steam RRP€18.36

BuyCheapKeys key€2.02

-41% vs Steam RRP

Infinifactory

Steam RRP€17.75

BuyCheapKeys key€10.46

-88% vs Steam RRP

Tempest: Pirate Action RPG

Steam RRP€14.79

BuyCheapKeys key€1.81

-42% vs Steam RRP

Darkest Hour: A Hearts of Iron Game

Steam RRP€9.99

BuyCheapKeys key€5.83