Best Tower Defense games on Steam

Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated tower defense games. For those who prefer not to search, lists of the most played, top deals and best free tower defense games are available at the bottom of the page.

Filters & Lists

The Riftbreaker

The Riftbreaker™ is a base-building, survival game with Action-RPG elements. You are an elite scientist/commando inside an advanced Mecha-Suit capable of dimensional rift travel. Hack & slash countless enemies. Build up your base, collect samples and research new inventions to survive.

Price 29.99€
Rating 8.8
Release 14 Oct 2021

Legion TD 2 - Multiplayer Tower Defense

An infinitely replayable multiplayer and single-player tower defense. Defend against waves of enemies and destroy the enemy's king before they destroy yours. Legion TD 2 is a one-of-a-kind game of tactics, teamwork, and prediction. Party as 1-8 players.

Price 22.99€
Rating 8.4
Release 01 Oct 2021

Variables 2

After two years of precipitation, we re-made this variable sequel after thinking about it! Variable 2 is a unique stand-alone tower defense game. We have enriched the building and elements of tower defense, and the experience in the game can be changed according to your ideas!

Price 12.49€
Rating 8.4
Release 01 Oct 2021

Touhou Monster TD ~ 幻想乡妖怪塔防

Easy to learn but hard to master, Touhou Monster TD is a unique Tower defense Game. Control your character, level up and unlock tower skills and character talents, use your wisdom to defeat incoming enemies. Travel the Gensokyo, find out why the “Incident” happened this time.

Price -65% 5.59€
Rating 8.6
Release 01 Oct 2021

Attack on Toys

Relive Your Childhood Toys comes to life! Build your Army Toys, make battle scenario, watch the Toys battling each other, and customize your play with Attack on Toys Toy Box. Command your Army Toys to fight againts another toys strategically and keep them alive during battle!

Price 5.69€
Rating 8.8
Release 24 Sep 2021

Marfusha:Sentinel Girls

A high-tempo shooting game with simple controls! Upgrade your character with cards and defend the gates from your enemies.

Price 6.59€
Rating 9.0
Release 26 Aug 2021

Orcs Must Die! 3

Slice, burn, toss, zap, grind and gib massive hordes of repugnant orcs in this long-awaited successor to the award-winning Orcs Must Die! series.

Price -82% 4.56€
Rating 8.4
Release 23 Jul 2021

Idle Monster TD

An endless Tower Defense game of epic Monsters vs evil War Machines. Unlock and upgrade tons of unique elemental Monsters (Water, Air, Earth, and Fire) to defend your home from an infinite swarm of robots. Strategize the most effective placement of Monsters to synergize their elemental abilities.

Price Free to play
Rating 6.9
Release 20 Jun 2021

Until We Die

Until We Die is a side-scrolling strategy game about defending your base where you have to run around as Ivan, assign tasks to people, and fight mutants in the post-apocalyptic subway!

Price 13.99€
Rating 6.4
Release 03 Jun 2021

Love n War: Warlord by Chance

Warlord by Chance is a tactical RPG. Your destiny is to become a warlord. Build your economy, recruit gorgeous heroic girls, upgrade units, and immerse in stimulating love tales. Stand, Fight and Create your own dynasty, my lord.

Price 4.99€
Rating 8.2
Release 28 May 2021

Royal Revolt II

Royal Revolt 2 is an asynchronous PvP Reverse Tower Defense game full of medieval magic and action-laden battles.Can you set up your defenses so other Kings and Queens can't crash your castle gates? We're throwing down the gauntlet. Will you pick it up?

Price Free to play
Rating 7.1
Release 19 May 2021

Infinitode 2 - Infinite Tower Defense

Infinitode 2 - a strategy in the Tower Defense genre, in which the player will have to build towers to protect his base from endless waves of enemies. The game features huge maps, lots of towers, resource miners, upgrade tree and map editor.

Price Free to play
Rating 8.8
Release 06 May 2021

Element TD 2 - Tower Defense

Element TD 2 sees you combine powerful elements to create unique towers. Prove your defenses against challenging foes, and compete or cooperate with others to determine who has mastered the elements.

Price 14.00€
Rating 8.6
Release 02 Apr 2021

Vectorio Classic

The original, uncompleted version of Vectorio. Claim resources, unlock new buildings, and expand your defenses as you fight back against enemy forces in the classic edition of Vectorio! Play for free now.

Price Free to play
Rating 8.8
Release 22 Mar 2021

The Perfect Tower II

The Perfect Tower II is a mix between an incremental and a tower defense game. Build a town, manage resources and explore a variety of mini-games and tons of upgrades. Fully automate your game and watch numbers going up!

Price Free to play
Rating 8.5
Release 26 Feb 2021

Grow Defense

Upgrade your Castle and Unlock new tiers of Skills and Weapons to Defend vs Monsters and Bosses across VARIOUS ZONES! Find Rare ITEMS dropped from monsters and bosses and upgrade them to their full potential! Defeat RAID Mega-Bosses to find LEGENDARY items!

Price Free to play
Rating 7.3
Release 10 Jan 2021

Love n War: Hero by Chance

Hero by Chance is a tactical RPG with exciting battles and hot girls. Upgrade your army with many cool unlockables, engage in striking love stories and WIN THIS WAR!

Price 2.99€
Rating 7.5
Release 08 Jan 2021

Ratropolis

A fusion of roguelite, tower defense, city-building, and deck-building! We created a new kind of real time strategy game filled with addictive and fast-paced gameplay. Create your deck, defend your city, and build the largest Ratropolis in history!

Price 14.99€
Rating 8.6
Release 22 Dec 2020

Ultimate Zombie Defense

Team up or face it alone in this top down zombie slaying defense adventure! Featuring up to 4 player online co-op, cleanse the infected wave by wave and upgrade your base with traps & defenses to build the Ultimate Zombie Defense. Can YOU stop them?

Price 4.99€
Rating 8.3
Release 08 Dec 2020

Creeper World 4

The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.

Price 20.99€
Rating 9.2
Release 03 Dec 2020

AOD: Art Of Defense

AOD is a new gameplay in the traditional tower defence genre. You must protect your base from waves of approaching enemies. Build and improve your towers and units and destroy your enemies in any way you can. Don't be weak, destroy them all, show who's in charge!

Price Free to play
Rating 7.3
Release 01 Dec 2020

Kingdom Rush Vengeance - Tower Defense

It's payback time! Lead your mighty dark army and make the Kingdom tremble with every step. Build powerful towers, choose your arsenal for destruction, and find the deadliest combination - train legendary heroes and lead them to victory!

Price -45% 9.23€
Rating 9.2
Release 15 Oct 2020

Progressbar95

Progressbar95 is a unique indie game with a strong nostalgic vibe. It turns vintage GUI elements like panels, buttons and icons into game elements! Simple and addictive gameplay based on dozens of mini-games and puzzles. The game will make you smile!

Price 3.99€
Rating 9.2
Release 08 Sep 2020

Necronator: Dead Wrong

Necronator: Dead Wrong is a deck-building roguelike with an RTS twist. Build a powerful deck. Collect and deploy undead units and raise a unique army. Master each commander’s playstyle and conquer the world. Change the game with rule-bending relics. Unlock new decks and do it all again.

Price 16.99€
Rating 6.6
Release 30 Jul 2020

Most played tower defense games on Steam

Take a look at the top tower defense games that are currently attracting the largest player bases on the Steam platform, as of April 30th 2025.

1. Bloons TD 6

The Bloons are back and better than ever! Get ready for a massive 3D tower defense game designed to give you hours and hours of the best strategy gaming available. Bloons TD 6 is a tower defense, strategy and multiplayer game developed and published by Ninja Kiwi. Released on December 17th 2018 has received 351,886 reviews of which 342,292 were positive and 9,594 were negative resulting in an impressive rating of 9.6 out of 10. The game has hit the top spot as the #1 most played tower defense game, thanks to its 9,207 peak concurrent players over the last day.
9.6
342,292
9,594

9,207
players

2. Plants vs. Zombies GOTY Edition

Zombies are invading your home, and the only defense is your arsenal of plants! Armed with an alien nursery-worth of zombie-zapping plants like peashooters and cherry bombs, you'll need to think fast and plant faster to stop dozens of types of zombies dead in their tracks. Plants vs. Zombies GOTY Edition is a tower defense, zombies and strategy game developed by PopCap Games and Inc. and published by PopCap Games, Inc. and Electronic Arts. Released on May 05th 2009 has received 138,741 reviews of which 135,401 were positive and 3,340 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 1,416 players online at once in the last 24 hours, this game is currently ranked #2 among tower defense games based on player count.
9.6
135,401
3,340

1,416
players

3. Mindustry

An open-ended factory management game with RTS and tower defense elements. Mindustry is a base-building, resource management and tower defense game developed and published by AnukenDev. Released on September 26th 2019 has received 21,635 reviews of which 20,742 were positive and 893 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 919 players online at once in the last 24 hours, this game is currently ranked #3 among tower defense games based on player count.
9.4
20,742
893

919
players

4. Idle Hero TD - Tower Defense

Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing! Idle Hero TD - Tower Defense is a early access, strategy and tower defense game developed and published by Swell Games LLC. Released on May 03rd 2024 has received 608 reviews of which 500 were positive and 108 were negative resulting in a rating of 7.8 out of 10. With 900 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played tower defense games.
7.8
500
108

900
players

5. Nordhold

Enemies are coming! Every decision matters: build your city, grow the economy, and prepare for enemy waves. Strengthen your defenses, adapt your strategy, and unleash your hero’s full potential. This unique Tower Defense will test your skills – are you worthy to claim a place at Valhalla? Nordhold is a rogue-lite, tower defense and city builder game developed by StunForge and published by StunForge and HypeTrain Digital. Released on March 25th 2025 has received 1,670 reviews of which 1,515 were positive and 155 were negative resulting in a rating of 8.6 out of 10. With 709 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played tower defense games.
8.6
1,515
155

709
players

6. Kingdom Two Crowns

Gather coins, build defenses and reclaim your fallen Kingdom. Explore and uncover secrets, unlock new technologies and protect your crown versus waves of Greed monsters that come at night. Kingdom is a solo or co-op micro-strategy and tower defense game set in an atmospheric pixel world. Kingdom Two Crowns is a tower defense, minimalist and city builder game developed by Stumpy🐙Squid, Fury Studios and Coatsink and published by Raw Fury. Released on December 11th 2018 has received 7,063 reviews of which 6,244 were positive and 819 were negative resulting in a rating of 8.6 out of 10. With 625 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played tower defense games.
8.6
6,244
819

625
players

7. Legion TD 2 - Multiplayer Tower Defense

An infinitely replayable multiplayer and single-player tower defense. Defend against waves of enemies and destroy the enemy's king before they destroy yours. Legion TD 2 is a one-of-a-kind game of tactics, teamwork, and prediction. Party as 1-8 players. Legion TD 2 - Multiplayer Tower Defense is a tower defense, multiplayer and auto battler game developed and published by AutoAttack Games. Released on October 01st 2021 has received 13,441 reviews of which 11,620 were positive and 1,821 were negative resulting in a rating of 8.4 out of 10. With 616 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played tower defense games.
8.4
11,620
1,821

616
players

8. The Perfect Tower II

The Perfect Tower II is a mix between an incremental and a tower defense game. Build a town, manage resources and explore a variety of mini-games and tons of upgrades. Fully automate your game and watch numbers going up! The Perfect Tower II is a strategy, idler and tower defense game developed and published by Fire Sword Studios. Released on February 26th 2021 has received 3,598 reviews of which 3,169 were positive and 429 were negative resulting in a rating of 8.5 out of 10. With 543 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played tower defense games.
8.5
3,169
429

543
players

9. Bloons TD Battles 2

From the creators of Bloons TD6... Bloons TD Battles 2 is a brand new installment of the top-rated head-to-head tower defense game. Gather your Hero, choose your team of powerful Monkey Towers, and prepare to battle one on one against other players and relentless waves of Bloons! Bloons TD Battles 2 is a free to play, tower defense and multiplayer game developed and published by Ninja Kiwi. Released on November 30th 2021 has received 32,078 reviews of which 26,973 were positive and 5,105 were negative resulting in a rating of 8.3 out of 10. With 491 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played tower defense games.
8.3
26,973
5,105

491
players

10. Thronefall

A minimalist game about building and defending your little kingdom. Thronefall is a tower defense, strategy and city builder game developed and published by GrizzlyGames. Released on October 11th 2024 has received 20,200 reviews of which 19,525 were positive and 675 were negative resulting in an impressive rating of 9.4 out of 10. With 315 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played tower defense games.
9.4
19,525
675

315
players

Best deals on tower defense games on Steam

Discover fantastic savings with the best discounts on a variety of tower defense games available on Steam right now, updated on April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted tower defense games.

1. Deathtrap

Deathtrap is a Tower Defense game with strong action-RPG elements, a game of vicious tricks, killing machines, rotating blades and splattering blood. Deathtrap is a tower defense, rpg and action game developed and published by NeocoreGames. Released on February 04th 2015 has received 2,189 reviews of which 1,837 were positive and 352 were negative resulting in a rating of 8.1 out of 10. Featuring a massive 93% discount, this game currently holds the #1 spot in the best deals for tower defense category.
8.1
1,837
352

-93% 18.57€ 1.30€

2. Orcs Must Die! 2

You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment. Orcs Must Die! 2 is a tower defense, co-op and action game developed and published by Robot Entertainment. Released on July 30th 2012 has received 19,251 reviews of which 17,894 were positive and 1,357 were negative resulting in an impressive rating of 9.1 out of 10. Thanks to its incredible 92% discount, this game is now the #2 best deal in tower defense games.
9.1
17,894
1,357

-92% 12.50€ 1.00€

3. Paper Planet

Paper Planet is a planet-defender, arcade roguelike with a doodley, Flash-inspired artstyle. Battle through waves of unique enemies and bosses. Combine items with strange and wacky effects for insanely overpowered runs. Play with 1-4 players, for some chaotic co-op fun! Paper Planet is a action roguelike, tower defense and bullet hell game developed by Doodlegames and published by 2 Left Thumbs. Released on August 21st 2023 has received 469 reviews of which 410 were positive and 59 were negative resulting in a rating of 8.2 out of 10. Thanks to its incredible 92% discount, this game is now the #3 best deal in tower defense games.
8.2
410
59

-92% 12.50€ 1.00€

4. GemCraft - Chasing Shadows

An epic, challenging tower defense game with an emphasis on strategy and replayability. Summon gems of immense magical potency and harness their unique abilities against a seemingly endless horde of monsters. The archdemon seeks to swallow the world, and you must journey to stand against her. GemCraft - Chasing Shadows is a tower defense, strategy and indie game developed by Game in a Bottle and published by Armor Games Studios. Released on April 30th 2015 has received 4,121 reviews of which 3,928 were positive and 193 were negative resulting in an impressive rating of 9.2 out of 10. Currently offered at a significant 90% discount, this title has earned the #4 position in the best deals for tower defense games.
9.2
3,928
193

-90% 10.00€ 1.00€

5. Rock 'N' Roll Defense

Rocked by an explosive soundtrack, choose your band, place your equipments and defend the Rock 'N' Roll from everyone and everything who try to pull it down, on a totally hardcore tower defense! Rock 'N' Roll Defense is a tower defense, casual and strategy game developed and published by NukGames. Released on August 10th 2016 has received 2,712 reviews of which 2,350 were positive and 362 were negative resulting in a rating of 8.3 out of 10. Currently offered at a significant 90% discount, this title has earned the #5 position in the best deals for tower defense games.
8.3
2,350
362

-90% 4.99€ 0.49€

6. Heretic's Fork

Dear candidate, we are pleased to invite you to take up the position of manager of Hell. You will punish sinners by using our deck-building computer system to construct hellish towers capable of keeping the endless hordes of the underworld in check. Best of luck! Heretic's Fork is a deckbuilding, tower defense and arcade game developed by 9FingerGames and published by Ravenage Games. Released on September 13th 2023 has received 3,526 reviews of which 3,020 were positive and 506 were negative resulting in a rating of 8.3 out of 10. Currently offered at a significant 90% discount, this title has earned the #6 position in the best deals for tower defense games.
8.3
3,020
506

-90% 10.00€ 1.00€

7. Space Run Galaxy

Space Run Galaxy is the sequel to Space Run, the game from one-man studio Passtech, which seduced hundreds of thousands of players with its dynamic and original gameplay. By twisting the tower-defense game style, Space Run offered an addictive real-time spaceship construction strategy experience. Space Run Galaxy is a strategy, indie and tower defense game developed by Passtech Games and published by Focus Entertainment. Released on June 17th 2016 has received 993 reviews of which 635 were positive and 358 were negative resulting in a rating of 6.2 out of 10. Currently offered at a significant 90% discount, this title has earned the #7 position in the best deals for tower defense games.
6.2
635
358

-90% 10.00€ 1.00€

8. Orcs Must Die!

Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment. Orcs Must Die! is a tower defense, action and strategy game developed and published by Robot Entertainment. Released on October 11th 2011 has received 8,159 reviews of which 7,828 were positive and 331 were negative resulting in an impressive rating of 9.3 out of 10. Currently offered at a significant 88% discount, this title has earned the #8 position in the best deals for tower defense games.
9.3
7,828
331

-88% 8.33€ 1.00€

9. Warpips

Warpips is the ultimate quick to learn but amazingly deep tug-of-war strategy game. Deploy the right composition of soldiers, tanks, helicopters and planes in this tight, streamlined strategy-focused war game. Compose the best army, research the right tech; overwhelm your enemy! Warpips is a tower defense, strategy and rts game developed by Skirmish Mode Games and published by Daedalic Entertainment. Released on April 21st 2022 has received 4,451 reviews of which 3,912 were positive and 539 were negative resulting in a rating of 8.5 out of 10. Currently offered at a significant 88% discount, this title has earned the #9 position in the best deals for tower defense games.
8.5
3,912
539

-88% 15.50€ 1.86€

10. Lumencraft

Lumencraft is a unique combination of a top-down, rogue-like shooter and base building with tower defense elements. Dig and light up dark halls of a fully destructible environment on procedurally generated maps and campaign levels to find precious Lumen - humanity's only chance for survival. Lumencraft is a exploration, action and action rpg game developed by 2Dynamic Games and published by Star Drifters and Surefire.Games. Released on February 28th 2023 has received 1,171 reviews of which 913 were positive and 258 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 88% discount, this title has earned the #10 position in the best deals for tower defense games.
7.5
913
258

-88% 20.33€ 2.44€

Free tower defense games on Steam

Check out this fantastic list of free-to-play tower defense games you can enjoy on Steam right now, updated on April 30th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play tower defense games.

1. Idle Hero TD - Tower Defense

Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing! Idle Hero TD - Tower Defense is a early access, strategy and tower defense game developed and published by Swell Games LLC. Released on May 03rd 2024 has received 608 reviews of which 500 were positive and 108 were negative resulting in a rating of 7.8 out of 10. With 900 active players enjoying it for free, this strategy game has reached the #1 spot among the top free tower defense games on Steam.
7.8
500
108

900
players

2. The Perfect Tower II

The Perfect Tower II is a mix between an incremental and a tower defense game. Build a town, manage resources and explore a variety of mini-games and tons of upgrades. Fully automate your game and watch numbers going up! The Perfect Tower II is a strategy, idler and tower defense game developed and published by Fire Sword Studios. Released on February 26th 2021 has received 3,598 reviews of which 3,169 were positive and 429 were negative resulting in a rating of 8.5 out of 10. Thanks to its free to play tag and a daily player base of 543, this tower defense game has secured the #2 spot in the ranking of free tower defense games on Steam.
8.5
3,169
429

543
players

3. Bloons TD Battles 2

From the creators of Bloons TD6... Bloons TD Battles 2 is a brand new installment of the top-rated head-to-head tower defense game. Gather your Hero, choose your team of powerful Monkey Towers, and prepare to battle one on one against other players and relentless waves of Bloons! Bloons TD Battles 2 is a free to play, tower defense and multiplayer game developed and published by Ninja Kiwi. Released on November 30th 2021 has received 32,078 reviews of which 26,973 were positive and 5,105 were negative resulting in a rating of 8.3 out of 10. Thanks to its free to play tag and a daily player base of 491, this tower defense game has secured the #3 spot in the ranking of free tower defense games on Steam.
8.3
26,973
5,105

491
players

4. Dungeon Defenders II

Dungeon Defenders II is a cooperative Action Tower Defense game packed with roleplaying elements like loot, leveling, and pets. Dungeon Defenders II is a multiplayer, online co-op and co-op campaign game developed and published by Chromatic Games. Released on June 20th 2017 has received 21,785 reviews of which 16,859 were positive and 4,926 were negative resulting in a rating of 7.6 out of 10. Attracting a solid base of 303 players due to its free access, this strategy game has achieved the #4 position in the best free tower defense games on Steam.
7.6
16,859
4,926

303
players

5. Bloons Monkey City

Create, upgrade, and customize your very own Bloons Monkey City in this groundbreaking blend of city building and tower defense awesomeness! Bloons Monkey City is a free to play, strategy and action game developed and published by Ninja Kiwi. Released on April 10th 2020 has received 6,166 reviews of which 5,632 were positive and 534 were negative resulting in a rating of 8.8 out of 10. Attracting a solid base of 245 players due to its free access, this strategy game has achieved the #5 position in the best free tower defense games on Steam.
8.8
5,632
534

245
players

6. Bloons TD Battles

Go head to head with other players in a Bloon-popping battle for victory. From the creators of best-selling Bloons TD 5, this all new Battles game is specially designed for multiplayer combat, featuring the ability to control bloons directly and send them charging past your opponent's defenses. Bloons TD Battles is a free to play, tower defense and multiplayer game developed and published by Ninja Kiwi. Released on April 20th 2016 has received 29,071 reviews of which 26,380 were positive and 2,691 were negative resulting in a rating of 8.9 out of 10. Attracting a solid base of 196 players due to its free access, this strategy game has achieved the #6 position in the best free tower defense games on Steam.
8.9
26,380
2,691

196
players

7. Infinitode 2 - Infinite Tower Defense

Infinitode 2 - a strategy in the Tower Defense genre, in which the player will have to build towers to protect his base from endless waves of enemies. The game features huge maps, lots of towers, resource miners, upgrade tree and map editor. Infinitode 2 - Infinite Tower Defense is a level editor, tower defense and building game developed and published by Prineside. Released on May 06th 2021 has received 3,608 reviews of which 3,294 were positive and 314 were negative resulting in a rating of 8.8 out of 10. Attracting a solid base of 142 players due to its free access, this strategy game has achieved the #7 position in the best free tower defense games on Steam.
8.8
3,294
314

142
players

8. Ninja Kiwi Archive

Enjoy some of the best loved Flash games of the past in this awesome time capsule of over 60 Ninja Kiwi classics. Experience a piece of history and play the original Flash games that spawned the worldwide phenomenon of Bloons TD. Ninja Kiwi Archive is a casual, arcade and strategy game developed and published by Ninja Kiwi. Released on July 08th 2020 has received 5,395 reviews of which 5,066 were positive and 329 were negative resulting in an impressive rating of 9.1 out of 10. Attracting a solid base of 132 players due to its free access, this strategy game has achieved the #8 position in the best free tower defense games on Steam.
9.1
5,066
329

132
players

9. Bloons Adventure Time TD

Defend Ooo from the Bloon invasion in this epic tower defense crossover. Bloons Adventure Time TD is a strategy, action and tower defense game developed and published by Ninja Kiwi. Released on January 16th 2019 has received 4,266 reviews of which 3,714 were positive and 552 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #9 spot among the most played free tower defense games on Steam.
8.4
3,714
552

93
players

10. Idle Monster TD: Evolved

Evolve epic monsters and crush puny humans in this endless idle tower defense game! Unlock, upgrade, and evolve over 150 unique monsters and pets, ranging from cute and colorful flower creatures to epic fire breathing dragons, to assemble the ultimate team against the endless waves of enemies. Idle Monster TD: Evolved is a idler, tower defense and strategy game developed and published by Monstermob USA and INC. Released on November 16th 2022 has received 1,191 reviews of which 926 were positive and 265 were negative resulting in a rating of 7.5 out of 10. The game currently holds the #10 spot among the most played free tower defense games on Steam.
7.5
926
265

57
players