3D Merge Defense

Serina Casual In-app purchases Contains ads

Let‘s’ form a team to defend our homeland! Fire! To win the glory!

Rating: 3.8; 448 ratings
Downloads: 551K+; on Google Play
Price: Free; In-app purchases
Updated: Nov 10; 2025 · v5.4.0

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Screenshots

About 3D Merge Defense

3D Merge Defense is a super addictive Tower Defense game that allows you to Merge Cannon to defeat the Cube army rush!

Unlock a variety of cannon in your arsenal. Merge to upgrade the cannon and position tactically to defend against increasingly powerful waves of cubes and deadly bosses.

Regardless whether you are a merge fan or tower defense veterans, 3D Merge Defense will provide a familiar yet fresh and exciting experience!

What’s new

Version 5.4.0 · Updated November 10, 2025

- bug fix

Play today's Queens puzzle

One queen in every row, column and color. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.

More Queens and other daily puzzles on Fiplay →

User reviews

Lalruatfeli Feli

Is co KOOL

Fiona Hanrahan

Ian I am the tiger with the King by

App details

3D Merge Defense is a free Casual app for Android with 500,000+ installs on Google Play and a 3.8/5 average rating from 448 ratings. It was released on June 15, 2021 and last updated on November 10, 2025. It's developed by Serina. It requires Android 7.0 or later. The app contains ads and offers in-app purchases.

Category: Casual
Rating: 3.8 / 5 (448)
Installs: 551,979
In-app purchases: Yes
Ads: Contains ads
Version: 5.4.0
Requires Android: 7.0
Content rating: Everyone
Released: June 15, 2021
Last updated: November 10, 2025
Developer: Serina

View on Google Play

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Alternatives to 3D Merge Defense

Looking for apps like 3D Merge Defense? Here are 6 similar Android apps on Google Play. The highest rated is Turret Merge Defense (4.6/5), and all 6 are free to download.

3D Merge Defense vs. alternatives
App	Rating	Price	Installs	Last updated	Compare
3D Merge Defense	3.8 / 5	Free	500,000+	Nov 10, 2025
Merge Tower Bots	4.2 / 5	Free	1,000,000+	Mar 31, 2020	Compare
Random TD	4.3 / 5	Free	1,000,000+	Oct 21, 2026	Compare
Robo Tower: Idle Shooting RPG	4.1 / 5	Free	1,000+	Aug 10, 2022	Compare
Turret Merge Defense	4.6 / 5	Free	100,000+	–	Compare
Turret Fusion Idle Clicker	4.5 / 5	Free	5,000,000+	Nov 23, 2025	Compare
Color Defense - Tower Strategy	4.1 / 5	Free	500,000+	Jun 8, 2026	Compare

Compare 3D Merge Defense with the top alternatives: ratings, updates, ASO score and keyword gaps →