Games like Ultimate Tower Defense

Here are some great alternatives to Ultimate Tower Defense by JustTap Games :
Merge Clash: Tower Defense TD
Merge Clash: Tower Defense TD
★4.6
War Strategy: Tower Defense
War Strategy: Tower Defense
★4.1
Galaxy War Tower Defense
Galaxy War Tower Defense
★4.2
TDX - Tower Defense eXtreme
TDX - Tower Defense eXtreme
★4.0
Tower Defense: Battle Zone
Tower Defense: Battle Zone
★4.4
Idle Tower Defense
Idle Tower Defense
★4.5
Battle Strategy: Tower Defense
Battle Strategy: Tower Defense
★4.4
Tower Grid - Roguelike Defense
Tower Grid - Roguelike Defense
★4.5
Tower Defense: Kingdom Reborn
Tower Defense: Kingdom Reborn
★4.4
The Geometry Td
The Geometry Td
★4.3
Defense Battle
Defense Battle
★3.8
Tower Rush - TD
Tower Rush - TD
★4.1
King Of Defense: Merge TD
King Of Defense: Merge TD
★4.5
Ancient Allies Tower Defense
Ancient Allies Tower Defense
★4.2
Tower Defense Realm King Hero
Tower Defense Realm King Hero
★4.2
War Strategy 2: Tower Defense
War Strategy 2: Tower Defense
★3.6