Games like Automate!
Games like Automate! include SMITE 2, Caster, ShellShock Live, Plague Inc: Evolved, and Orcs Must Die!. We matched them by the tags players give Automate! on Steam (Casual, Strategy, Action, Automation, and Third Person): closest matches first, and among equally close ones the better-known games.

SMITE 2
Shared: Action · Strategy · Third Person

Caster
Shared: Action · Casual · Strategy

ShellShock Live
Shared: Strategy · Action · Casual

Plague Inc: Evolved
Shared: Strategy · Casual · Singleplayer

Orcs Must Die!
Shared: Strategy · Action · Third Person

Mount & Blade II: Bannerlord
Shared: Strategy · Action · Singleplayer

Kingdom Rush - Tower Defense
Shared: Strategy · Casual · Singleplayer

Game Dev Tycoon
Shared: Strategy · Casual · Indie

Plants vs. Zombies GOTY Edition
Shared: Strategy · Casual · Singleplayer

Bloons TD 6
Shared: Strategy · Casual · Singleplayer

SMITE®
Shared: Action · Strategy · Third Person

Pumpkin Jack
Shared: Action · 3D Platformer · Third Person

Rock 'N' Roll Defense
Shared: Strategy · Casual · Action

Orcs Must Die! 2
Shared: Action · Strategy · Third Person

Total Tank Simulator
Shared: Strategy · Action · Indie

Monument Valley 2
Shared: Casual · Strategy · Action

EmergeNYC
Shared: Action · Strategy · Early Access

Plebby Quest: The Crusades
Shared: Casual · Strategy · Action

Bloons TD 5
Shared: Strategy · Casual · Action

Clustertruck
Shared: Action · Singleplayer · 3D Platformer

Mini Motorways
Shared: Strategy · Casual · Indie

Factorio
Shared: Automation · Strategy · Casual

Grand Theft Auto V Legacy
Shared: Action · Third Person · Singleplayer

Marvel’s Spider-Man Remastered
Shared: Action · Singleplayer · Third Person

