Games like Three Nights: Moonfall
Games like Three Nights: Moonfall include Among Us, Town of Salem, UNO, Agrou, and Richman10. We matched them by the tags players give Three Nights: Moonfall on Steam (Social Deduction, Werewolves, Strategy, Party Game, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Among Us
Shared: Social Deduction · Multiplayer · Party Game

Town of Salem
Shared: Strategy · Social Deduction · Multiplayer

UNO
Shared: Multiplayer · Strategy · Casual

Agrou
Shared: Strategy · Werewolves · Social Deduction

Richman10
Shared: Strategy · Multiplayer · Casual

Pummel Party
Shared: Multiplayer · Party Game · Board Game

Liars Bar
Shared: Multiplayer · PvP · Casual

MECCHA CHAMELEON
Shared: Multiplayer · Party Game · Casual

Dota 2
Shared: Strategy · Multiplayer · PvP

Feign
Shared: Social Deduction · Multiplayer · Party Game

Party Animals
Shared: Multiplayer · Party Game · Casual

Rento Fortune: Online Dice Board Game (大富翁)
Shared: Strategy · Multiplayer · Casual

Gang Beasts
Shared: Multiplayer · Party Game · Casual

Talisman: Digital Classic Edition
Shared: Strategy · Multiplayer · Board Game

Plague Inc: Evolved
Shared: Strategy · Multiplayer · Casual

Draw & Guess
Shared: Multiplayer · Party Game · Casual

Ultimate Chicken Horse
Shared: Multiplayer · Party Game · PvP

The Matriarch
Shared: Party Game · Social Deduction · Multiplayer

Stick Fight: The Game
Shared: Multiplayer · Local Multiplayer · PvP

ShellShock Live
Shared: Strategy · Multiplayer · Casual

LOCKDOWN Protocol
Shared: Social Deduction · Multiplayer · Casual

No Time to Relax
Shared: Multiplayer · Strategy · Board Game

100% Orange Juice
Shared: Strategy · Multiplayer · Board Game

Tabletop Simulator
Shared: Multiplayer · Board Game · Tabletop

