Games like Timemelters
Games like Timemelters include Total War: WARHAMMER III, Orcs Must Die! 3, The King is Watching, Creeper World 4, and Orcs Must Die!. We matched them by the tags players give Timemelters on Steam (Tower Defense, Time Management, Co-op Campaign, Time Travel, and Real Time Tactics): closest matches first, and among equally close ones the better-known games.

Total War: WARHAMMER III
Shared: Real Time Tactics · RTS · Strategy

Orcs Must Die! 3
Shared: Tower Defense · Strategy · Co-op Campaign

The King is Watching
Shared: Tower Defense · RTS · Strategy

Creeper World 4
Shared: Tower Defense · Real Time Tactics · RTS

Orcs Must Die!
Shared: Tower Defense · Strategy · Third Person

Orcs Must Die! 2
Shared: Tower Defense · Strategy · Action

Total War: WARHAMMER II
Shared: RTS · Strategy · Fantasy

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

Aliens: Dark Descent
Shared: Real Time Tactics · RTS · Strategy

Split Fiction
Shared: Female Protagonist · Action-Adventure · Co-op Campaign

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

Shadow Tactics: Blades of the Shogun
Shared: Real Time Tactics · Strategy · RTS

Taur
Shared: Tower Defense · Strategy · RTS

DG2: Defense Grid 2
Shared: Tower Defense · Strategy · RTS

Element TD 2 - Tower Defense
Shared: Tower Defense · Real Time Tactics · Strategy

Call to Arms - Gates of Hell: Ostfront
Shared: Real Time Tactics · RTS · Strategy

Bad North: Jotunn Edition
Shared: Tower Defense · Real Time Tactics · RTS

Kingdom Rush 6: Genesis TD
Shared: Tower Defense · Strategy · Action

Infested Planet
Shared: Tower Defense · RTS · Strategy

Quantum Break
Shared: Time Manipulation · Time Travel · Action

Warstone TD
Shared: Tower Defense · Strategy · RTS

Kingdom Rush Origins - Tower Defense
Shared: Tower Defense · Strategy · Action-Adventure

Touhou Monster TD ~ 幻想乡妖怪塔防
Shared: Tower Defense · Real Time Tactics · RTS

GemCraft - Chasing Shadows
Shared: Tower Defense · Strategy · Indie