Best games like Monster Legion - Idle TD

85+ similar games compared and reviewed

4.7 avg rating
10 free games
Updated July 2026

Monster Legion is great, but it's not the only option. Explore 85+ similar apps and games for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Monster Legion

Idle Monster TD: Tower Defense#1

Idle Monster TD: Tower Defense by Monstermob Usa, INC.

Evolve Epic Monsters and Fight
Editor's Choice
๐ŸŽฎ Games
4.7๐Ÿ˜ž(805 ratings)
FreeAdsIn-App Purchases
Idle Monster TD: Tower Defense screenshot 1
Idle Monster TD: Tower Defense screenshot 2
Idle Monster TD: Tower Defense screenshot 3
Idle Monster TD: Tower Defense screenshot 4
Idle Monster TD: Tower Defense screenshot 5
Idle Monster TD: Tower Defense screenshot 6

Build a team of evolving monsters to defend your portal from endless waves of human invaders. Strategize monster placement and utilize powerful abilities in this idle tower defense RPG. Collect resources, unlock new creatures, and compete in PvP tournaments.

What We Love

  • ๐Ÿš€ Good game mechanics
  • ๐Ÿ‘ Easy to understand
  • ๐Ÿ‘ Enjoyable gameplay
  • ๐Ÿ‘ Decent graphics

Room to Improve

  • ๐Ÿ› Tournaments no longer running
  • ๐Ÿ› Connectivity issues
  • ๐Ÿ› Losing progress/save data
Idle Monster TD#2

Idle Monster TD by Swell Games LLC

Battle endless evil robots!
Strong Contender
๐ŸŽฎ Games
4.7๐Ÿ˜Š(2.5K ratings)
FreeAdsIn-App Purchases
Idle Monster TD screenshot 1
Idle Monster TD screenshot 2
Idle Monster TD screenshot 3
Idle Monster TD screenshot 4
Idle Monster TD screenshot 5
Idle Monster TD screenshot 6

Defend your monster homeland from invading robots in this unique tower defense game. Strategically deploy a variety of monsters with unique skills and elements to stop the mechanical onslaught. Upgrade your defenses and unlock new creatures as you progress through endless waves of enemies.

What We Love

  • ๐Ÿš€ Great game
  • ๐Ÿ‘ Addictive gameplay
  • ๐ŸŽจ Cute art style
  • ๐Ÿ’ฐ Free-to-play friendly

Room to Improve

  • ๐Ÿ’ฐ Expensive in-app purchases
  • ๐Ÿข Slow progression at higher levels
  • ๐Ÿ”‹ Requires constant screen time
The Tower - Idle Tower Defense#3

The Tower - Idle Tower Defense by Tech Tree Games LLC

Base defense, kill the enemy
Worth Considering
๐ŸŽฎ Games
4.2๐Ÿ˜(19K ratings)
FreeAdsIn-App Purchases
#47in Games
The Tower - Idle Tower Defense screenshot 1
The Tower - Idle Tower Defense screenshot 2
The Tower - Idle Tower Defense screenshot 3
The Tower - Idle Tower Defense screenshot 4
The Tower - Idle Tower Defense screenshot 5
The Tower - Idle Tower Defense screenshot 6

Build and upgrade a single tower to defend against waves of enemies in this incremental tower defense game. Make permanent upgrades, unlock new areas, and compete in tournaments. Enjoy addictive gameplay with a vast array of strategic choices.

What We Love

  • ๐Ÿš€ Slow but steady progression
  • ๐Ÿ‘ No forced ads
  • ๐Ÿ‘ Simple but engaging gameplay
  • ๐ŸŽถ Calming music

Room to Improve

  • ๐Ÿ•ฐ๏ธ Extremely slow progression
  • ๐Ÿ’ฐ Expensive upgrades and in-app purchases
  • ๐Ÿ› Bugs and crashes

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Rumble Rivals: Tower Defense
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Engage in real-time PvP tower defense battles against players worldwide. Outsmart opponents with strategic hero and spell combinations to be the last one standing. Collect and upgrade heroes to unlock new units and progress through challenging arenas.

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Engage in real-time PvP strategy battles by merging units, using hero abilities, and outmaneuvering opponents. Collect over 100 unique heroes to build diverse team strategies and climb the global leaderboard. Participate in solo events, tournaments, or join a clan for cooperative play and rewards.

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Merge Kingdoms - Tower Defense
Merge Kingdoms - Tower Defense
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Engage in a unique tower defense experience with idle progression. Combine towers to enhance their power and strategically place them to overcome thousands of enemy waves. Unlock new abilities and power-ups to conquer increasingly challenging stages and bosses.

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Cookies TD: Idle Tower Defense
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Defend a secret cookie recipe from an enemy invasion by building powerful towers. Enjoy endless idle gameplay, unlock upgrades, and battle bosses in various worlds. Play offline and progress automatically even when you're away.

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North Tower! Merge TD Defense
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Merge weapons to power up your army and defend your land in this 3D tower defense strategy game. Combine merge, clicker, and idle gameplay to defeat enemies and bosses. Unlock heroes and battle other players for rewards.

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TDS - Tower Destiny Survive
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Build and defend a mobile tower against waves of attacking zombies. Collect blocks to construct your fortress, equip it with weapons, and strategize your defense to survive the apocalypse. Upgrade your arsenal and progress through levels in this engaging RPG shooter.

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