Free Tower Defense Games on Steam
Steam currently has 3,093 Tower Defense games available to download and play. Explore our list of the best free games ranked by popularity and ratings. Data for this list is calculated from reviews and player counts reported directly by Steam and will be updated in real-time. Free Tower Defense game rankings were last updated on 1/16/2026.
Looking for more? Explore other lists such as:
- Best tower defense games on Steam
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1. Dota 2
Every day, millions of players worldwide enter battle as one of over a hundred Dota heroes. And no matter if it's their 10th hour of play or 1,000th, there's always something new to discover. With regular updates that ensure a constant evolution of gameplay, features, and heroes, Dota 2 has taken on a life of its own.
Dota 2 holds the #1 spot for "best free Tower Defense game on Steam" with a Player Score of 81. Its score was calculated by analyzing a total of 2,652,161 reviews on Steam. This breaks down to a total of 2,154,526 positive reviews and 497,635 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Dota 2 on the Steam Deck (though some functionality may be limited).
2. DRAGON BALL GEKISHIN SQUADRA
DRAGON BALL GEKISHIN SQUADRA is Dragon Ball's first team-oriented free to play game.
DRAGON BALL GEKISHIN SQUADRA has achieved a Player Score of 64, placing it in the #2 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 8,534 reviews on Steam. This breaks down to a total of 5,513 positive reviews and 3,021 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play DRAGON BALL GEKISHIN SQUADRA on the Steam Deck (though some functionality may be limited).
| Release Date | 9/10/2025 |
| Franchise | Bandai Namco Entertainment |
| Developer | GANBARION Co., Ltd. |
| Publisher | BANDAI NAMCO Entertainment |
| Steam App Id | 2072560 |
3. 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 has achieved a Player Score of 84, placing it in the #3 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 4,136 reviews on Steam. This breaks down to a total of 3,603 positive reviews and 533 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play The Perfect Tower II on the Steam Deck (though some functionality may be limited).
| Release Date | 11/30/2025 |
| Franchise | Fire Sword Studios |
| Developer | Fire Sword Studios |
| Publisher | Fire Sword Studios |
| Steam App Id | 1197260 |
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 has achieved a Player Score of 79, placing it in the #4 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 969 reviews on Steam. This breaks down to a total of 809 positive reviews and 160 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Idle Hero TD - Tower Defense on the Steam Deck (though some functionality may be limited).
| Release Date | 5/3/2024 |
| Developer | Swell Games LLC |
| Publisher | Swell Games LLC |
| Steam App Id | 2897580 |
5. Incremental Epic Hero 2
A mixture of incremental/idle and roleplaying game set in fantasy world filled with monsters and things to explore, where battling is constant, almost everything can be upgraded, and with wide array of various prestige mechanics to always keep things interesting and moving forward!
Incremental Epic Hero 2 has achieved a Player Score of 69, placing it in the #5 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 1,561 reviews on Steam. This breaks down to a total of 1,116 positive reviews and 445 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Incremental Epic Hero 2 on the Steam Deck (though some functionality may be limited).
| Release Date | 1/2/2025 |
| Developer | Hapiwaku |
| Publisher | Idle System, Inc. |
| Steam App Id | 1690710 |
6. 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 has achieved a Player Score of 83, placing it in the #6 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 33,190 reviews on Steam. This breaks down to a total of 27,980 positive reviews and 5,210 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Bloons TD Battles 2 on the Steam Deck (though some functionality may be limited).
| Release Date | 11/30/2021 |
| Franchise | Ninja Kiwi Games |
| Developer | Ninja Kiwi |
| Publisher | Ninja Kiwi |
| Steam App Id | 1276390 |
7. 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 has achieved a Player Score of 76, placing it in the #7 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 21,984 reviews on Steam. This breaks down to a total of 16,978 positive reviews and 5,006 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Dungeon Defenders II on the Steam Deck.
| Release Date | 6/20/2017 |
| Franchise | Chromatic Games |
| Developer | Chromatic Games |
| Publisher | Chromatic Games |
| Steam App Id | 236110 |
8. Minion Masters
An addictive fast-paced hybrid of Card games & Tower-Defense. Play 1v1 - or bring a friend for 2v2 - and engage in epic online multiplayer battles full of innovative strategy and awesome plays! Collect 200+ cards with unique mechanics, all free!
Minion Masters has achieved a Player Score of 88, placing it in the #8 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 65,110 reviews on Steam. This breaks down to a total of 58,241 positive reviews and 6,869 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is not possible to play or run Minion Masters on the Steam Deck.
9. 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 has achieved a Player Score of 88, placing it in the #9 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 3,949 reviews on Steam. This breaks down to a total of 3,609 positive reviews and 340 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Infinitode 2 - Infinite Tower Defense on the Steam Deck (though some functionality may be limited).
10. Graalonline Era
Era is a modern 2D action MMO RPG. Purchase weapons and work with a gang to compete in activities such as special events, base capturing and PvP battles in the Spar Complex, or start your own gang and chart your own path!
Graalonline Era has achieved a Player Score of 65, placing it in the #10 spot for the best free Tower Defense games. Its score was calculated by analyzing a total of 659 reviews on Steam. This breaks down to a total of 444 positive reviews and 215 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Graalonline Era on the Steam Deck (though some functionality may be limited).
| Release Date | 2/17/2024 |
| Developer | GraalOnline |
| Publisher | Toonslab |
| Steam App Id | 2358050 |
More Free Tower Defense Games
Explore even more rankings for the 100 best free Tower Defense games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 430,440 | 7/9/2013 | 81 | Free | Steam Charts | |
| 2,339 | 9/10/2025 | 64 | Free | Steam Charts | |
| 1,930 | 11/30/2025 | 84 | Free | Steam Charts | |
| 1,449 | 5/3/2024 | 79 | Free | Steam Charts | |
| 491 | 1/2/2025 | 69 | Free | Steam Charts | |
| 450 | 11/30/2021 | 83 | Free | Steam Charts | |
| 420 | 6/20/2017 | 76 | Free | Steam Charts | |
| 346 | 5/24/2019 | 88 | Free | Steam Charts | |
| 306 | 5/6/2021 | 88 | Free | Steam Charts | |
| 275 | 2/17/2024 | 65 | Free | Steam Charts | |
 | 232 | 4/10/2020 | 88 | Free | Steam Charts | |
 | 230 | 9/1/2022 | 73 | Free | Steam Charts | |
 | 213 | 4/20/2016 | 89 | Free | Steam Charts | |
 | 146 | 5/23/2023 | 72 | Free | Steam Charts | |
 | 135 | 7/8/2020 | 90 | Free | Steam Charts | |
 | 129 | 7/23/2015 | 84 | Free | Steam Charts | |
 | 124 | 9/12/2025 | 50 | Free | Steam Charts | |
 | 123 | 12/19/2017 | 61 | Free | Steam Charts | |
 | 114 | 4/30/2025 | 86 | Free | Steam Charts | |
 | 110 | 1/16/2019 | 84 | Free | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Player counts and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2026, January 16). Steam Store. Steam Store.
- Valve Corporation. (2026, January 16). Dota 2 on Steam. Steam Store.
- Valve Corporation. (2026, January 19). DRAGON BALL GEKISHIN SQUADRA on Steam. Steam Store.
- Valve Corporation. (2026, January 17). The Perfect Tower II on Steam. Steam Store.
- Valve Corporation. (2026, January 19). Idle Hero TD - Tower Defense on Steam. Steam Store.
- Valve Corporation. (2026, January 19). Incremental Epic Hero 2 on Steam. Steam Store.
- Valve Corporation. (2026, January 19). Bloons TD Battles 2 on Steam. Steam Store.
- Valve Corporation. (2026, January 8). Dungeon Defenders II on Steam. Steam Store.
- Valve Corporation. (2026, January 5). Minion Masters on Steam. Steam Store.
- Valve Corporation. (2025, September 30). Infinitode 2 - Infinite Tower Defense on Steam. Steam Store.
- Valve Corporation. (2026, January 8). Graalonline Era on Steam. Steam Store.