Defense Legend 4: Sci-Fi TD

Contains adsIn-app purchases
38.9K reviews
Content rating
Rated for 7+
1M+
Downloads
Content rating
Rated for 7+
Mild Violence
In-Game Purchases
Learn more
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About this game

🛡️ Defense Legend 4: Tower Defense Strategy Game to Relax and Conquer!

Step into the next chapter of the Defense Legend series and enjoy thrilling tactical battles with a relaxing twist. Whether you're a fan of tower defense games or looking for a free strategy game to enjoy in your spare time, Defense Legend 4 offers both action and stress relief.

🌍 Storyline
The war between Humans and the Dark has escalated. With powerful magic and modern weapons, the Dark Force returns to conquer your bases from air, land, and underground. Your mission is to build your defense, upgrade your arsenal, and defend peace at all costs.

This is not just a simple combat game, but a challenge designed for both idle strategy lovers and hardcore players. Take command, relax, and enjoy the ride.

🎮 Core Features
💥 Strategic tower defense gameplay built for both casual play and tactical mastery

🧠 Control two powerful heroes supported by a high-tech defense system

🏗️ Upgrade turrets, unlock new skills, and experiment with merge strategy mechanics

❄️ Explore a variety of territories like icy lands, deserts, and forests – each with its own challenges

💤 Ideal for players seeking idle free strategic games to unwind and play at their own pace

📶 Fully offline-capable, making it perfect for travel or hands-free gameplay without internet

🎯 Designed as a tower defense game for beginners, yet rich in options for experienced players

⚔️ Experience a hybrid of tower defense mixed with RPG strategy in a fun, intuitive format

😌 A great game for stress-free battles, built for people who love to relax while defending

Whether you're searching for a relaxing game to play in your free time, or a full-blown tactical tower defense adventure, Defense Legend 4 has it all.

📲 Download now and build your legacy in this epic yet stress-free tower defense game!

Contact us for further support and information:
- Official Fanpage: https://www.facebook.com/Defense.Legend.X
- Official Group: https://www.facebook.com/groups/218680696589686
Command your strategy, defend the realm. Download now!
Updated on
Aug 7, 2026
Available on
Android, Windows*
*Powered by Intel® technology

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
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  • Data is encrypted in transit

Ratings and reviews

36.1K reviews
Quetzalcoatlus
September 7, 2026
I think there is a glitch or bug, I completed a level but the game is not showing it's over, some things r not getting destroyed in boss levels.
7 people found this review helpful
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Saurabh Jatoliya
September 13, 2026
best defence game ever..I wish there was a story line so it will be a better game from all..but hanks for making this kind of game.☺️❤️ love to play..
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Behnam 041
August 24, 2026
stucked in loading screen with (checking app version) we are in 2026, problems like this are dumb,i see a lot of fake reviews in all games these days and i report all of them
4 people found this review helpful
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