TriDefense Free iOS
TriDefense Free iOS icon

TriDefense Free

Publisher: Kalioa
Price: Free
  • Category
  • Version
  • Size
    16 Mb
  • Released

Gain control of Zorganto, fighting your way against the Bombdroids, with an arsenal of powerful towers.
TriDefense is a new tower defense game with a unique feature: modifiable terrain. This opens a whole new world of possible strategies to win the game.

Get engaged with the challenging missions, discover new strategies to fight the new water enemies along the classic air and ground ones, but most of all, have tons of fun!


Flood the land, or build over water, creating new paths for your enemies. Use it to explore new and unique strategies.

Place your towers freely in the battle field, and expect your enemies coming from virtually anywhere.

Beat your enemies in several missions, each one with unique objectives and a carefully planned terrain to challenge you. Enjoy each mission in the Rookie difficulty and get ready for the Expert!

Besides the ground and air enemies available in most tower defense games, fight the new water enemies. Look out for the smart enemies too.

Deploy your 18-strong tower arsenal, each one with multiple upgrade paths.

Use your ear to know where the enemies are coming from!

▶ OPEN FEINT On-line scoreboard.

2x & 4x speed

Play any mission in survival mode and see how many waves can you resist.


Included with the free version:
• Tutorial mission
• Mission 01 - rookie
• Mission 01 - expert

In-app unlockable features:
• SIX missions
• SURVIVAL MODE for all missions.
• Full package, at a discount price.


Top 25 Free App in 10 countries (Japan, Frrance, Italy)
Top 100 Free App in 26+ countries (USA, Canada, Germany)
Top 10 Free Game in Japan, France, Italy, etc.
Top 30 Free Game in US

Winner of the Mobile Game Award - 4th National Video Games Contest - Uruguay

“If you enoy tower defense games then I’m confident you will like TriDefense and should give it a go.”

"With OpenFeint, cool graphics and a couple nice features, I’m surprised myself how it took AppVent Calendar for this game to get noticed. The verdict? Of course download it!"

"Overall, we feel TriDefense is a must have for any tower defense collector. Rating: 4/5"
-- AppSmile

"Anytime a new element of strategy is added to a game that hinges on strategy, that’s a win."
-- App Girl Reviews

"This game is quite challenging due to the fact that attacks can come by land or by water, however it is interesting and fun. […] This is a great pass time and a good choice for tower defense fans."
-- AppReview

Need help? Use our TriDefense Free Walkthrough page or sign up and make your contribution today.

What's new in version 1.3.4

- iPhone 4 bugfix: now saves progress when going into background - iAds integration bugfix.

About TriDefense Free

TriDefense Free is a free-to-play, strategy and simulation game developed by Kalioa, and is available for download on both iOS and Android devices. The app is compatible with iOS 3.0 or later on the following devices: iPhone 11 Pro, X, Xs, SE, iPhone 8, 7, 6, iPad Pro and iPad Mini.

Click the button or scan the QR code below to download TriDefense Free for iOS. Check out our downloads section to download TriDefense Free for android and other platforms.

App Rating & Updates

Rankings History
  • TriDefense Free has an average rating of 3.3.

Recent updates

  • Release v1.3.4 Dec 9, 2009
Check Price Changes

TriDefense Free Screenshots

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TriDefense Free Add-Ons

The app is free but you can buy extra add-ons via in-app purchases.

Full Package
Mission 02 - Purification Plant
Survival Mode