Games like Tac Tower
Games like Tac Tower include Kingdom Rush - Tower Defense, Plants vs. Zombies GOTY Edition, Bloons TD 6, Kingdom Rush Origins - Tower Defense, and Age of Darkness: Final Stand. We matched them by the tags players give Tac Tower on Steam (Casual, Strategy, Tower Defense, Stylized, and Top-Down): closest matches first, and among equally close ones the better-known games.

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

Plants vs. Zombies GOTY Edition
Shared: Tower Defense · Strategy · Casual

Bloons TD 6
Shared: Strategy · Tower Defense · Casual

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

Age of Darkness: Final Stand
Shared: Tower Defense · Strategy · Stylized

DG2: Defense Grid 2
Shared: Strategy · Tower Defense · Sci-fi

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

GemCraft - Chasing Shadows
Shared: Strategy · Tower Defense · Top-Down

XCOM 2
Shared: Strategy · Tactical · Sci-fi

Artisan TD
Shared: Strategy · Tower Defense · Tactical

Rogue Tower
Shared: Strategy · Tower Defense · Casual

XCOM: Enemy Unknown
Shared: Strategy · Sci-fi · Tactical

Legion TD 2 - Multiplayer Tower Defense
Shared: Tower Defense · Strategy · Casual

Aliens: Dark Descent
Shared: Strategy · Tactical · Sci-fi

Warhammer 40,000: Dawn of War - Definitive Edition
Shared: Strategy · Sci-fi · Singleplayer

Creeper World 3: Arc Eternal
Shared: Strategy · Tower Defense · Sci-fi

Mini Motorways
Shared: Strategy · Casual · Stylized

Infested Planet
Shared: Strategy · Tower Defense · Top-Down

FTL: Faster Than Light
Shared: Strategy · Sci-fi · Singleplayer

Kingdom Two Crowns
Shared: Tower Defense · Strategy · Singleplayer

Thronefall
Shared: Strategy · Tower Defense · Stylized

Warhammer 40,000: Dawn of War - Anniversary Edition (Classic)
Shared: Strategy · Sci-fi · Tactical

Plague Inc: Evolved
Shared: Strategy · Casual · Singleplayer

Dungeon Defenders
Shared: Tower Defense · Strategy · Singleplayer