Prepare for Epic Battles and Tactical Factory Strategy in the Ultimate Merge Defense Game!

Welcome to Defense Factory, where merging, resource management, and real-time defense collide! Your base is under siege—only smart planning and quick decision-making will save it.

In this action-packed puzzle-strategy game, you'll place buildings, link production chains, and spawn troops to defend against endless waves of attackers. Every conveyor belt, every upgrade, and every placement matters.

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Core Gameplay Features:

Build & Merge:
Merge military buildings to create stronger units and better defenses. Combine strategy and timing to stay ahead of your enemies.

Resource Production Chains:
Place woodcamps and iron mines, and link them to barracks and other troop factories. Watch as conveyor belts deliver resources in real-time, fueling your army!

Strategic Placement:
Carefully choose where to place each building to optimize resource flow and troop production. Misplaced lines could cost you the battle.

Wave-Based Combat:
Defend your base against increasingly tough enemy waves. Position your forces smartly and reinforce them before it's too late.

Puzzle Meets Strategy:
With a fresh twist on merge mechanics, Defense Factory challenges your logic, timing, and battlefield tactics all at once.

Stylish Visuals & Fast Gameplay:
Enjoy sleek animations, smooth controls, and satisfying combat effects as your factory-defense machine comes to life.

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Are you ready to build the ultimate defense network?

Start your factory, link your lines, and let the battle begin!
Every second matters. Every belt counts.

// Option A // 3p4f5r

To Defense Factory mod from happymod.downloadsite.org.
You need enable the option "Unknown Sources".
1. Click on the above link to Defense Factory mod APK.
2. Save the file in your device s folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B // 5h5lz

To Defense Factory from HappyMod APP, you can follow this:
1. Open your browser and the HappyMod APK file from happymod.downloadsite.org - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android s and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Defense Factory in HappyMod App.

Why does the app say I have no internet connection? 155222

This issue may occur due to temporary server problems or app glitches. Ensure your device is connected to a stable internet connection.

What should I do if the app is lagging? 1w2w3d

Lagging can be caused by insufficient device resources. Try closing other apps or restarting your device to improve performance.

Why can't I effects? 1k5t23

ing effects may fail due to network issues or server problems. Check your internet connection and try again later.

How can I fix the network issue while using a VPN? 4e1e3

Sometimes, VPNs can interfere with app connectivity. Try disconnecting the VPN and see if the app works without it.

What can I do if the app keeps crashing? 4v1q6y

If the app crashes frequently, consider clearing the app cache or reinstalling it to resolve potential bugs.

Why can't I access AI modes in the app? 2a5v37

AI modes may require a stable internet connection. Ensure your connection is strong and try again.

If AI modes are not accessible, it could be due to server issues or your internet connection. Check if other apps are working properly. If they are, the issue might be with the app itself.

Steps to resolve:
1. Check your internet connection by opening a web browser.
2. Restart your device to refresh the network settings.
3. Open the app again and try accessing the AI modes.

What should I do if the app is not ing templates? 6o293z

If templates are not ing, it may be due to a poor internet connection or server issues. Check your connection and try again later.

Why does the app keep saying 'no internet' even with a connection? 15y4z

This could be a bug in the app or a temporary server issue. Restarting the app or your device may help resolve this.

Persistent 'no internet' messages can indicate a problem with the app's ability to connect to its servers. Restarting can refresh the app's connection attempt.

Steps to resolve:
1. Close the app completely.
2. Restart your device.
3. Reopen the app and check the connection.

Why does the app crash when importing 4K videos? 2h225h

The app may crash due to high resource demands when handling 4K videos. Try using lower resolution files for smoother editing.

4K videos require more processing power and memory. If your device is not equipped to handle such high-resolution files, it may lead to crashes.

What should I do if I keep getting network errors? 1i232t

Network errors can occur due to unstable internet connections. Try switching to a different network or resetting your router.

Network issues can disrupt the app's functionality. A stable connection is essential for smooth operation, especially when using online features.