Report updated May 4, 2026

Overview · Full Intel report in progress

Defense Legend 4: Sci-Fi TD is an established games app that is completely free. With a 4.6/5 rating from 38.7K reviews, it shows polarized user reception.

What is Defense Legend 4: Sci-Fi TD?

Defense Legend 4: Sci-Fi TD is a tower defense game where players defend strategic bases against multi-directional attacks from land, air, and underground forces. The game challenges players to utilize a combination of modern weaponry, magic-enhanced enemies, and hero units to survive increasingly difficult waves.

Current Momentum

v1.0

No release notes available.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Games

No ranking data

StrategyGrossing

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

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What Are The Key Features?

Hero SystemStandard

Players can deploy two heroes simultaneously to fight directly alongside their defensive structures.

Weapon UpgradesStandard

The game allows for the strengthening of cannons and the development of special skills to counter enemy advancements.

Diverse EnvironmentsStandard

Combat takes place across various territories, including desert landscapes.

How much does it cost?

Free

Who Built It?

Nguyen Hieu app icon 1
Nguyen Hieu app icon 2
Nguyen Hieu app icon 3
Nguyen Hieu app icon 4

Nguyen Hieu

(56.3K)

Developing tactical tower defense and survival games for mobile players. Focused on deep strategic mechanics and hero-based progression.

Portfolio

13

Apps

Free 12
Games100%

Explore the full Nguyen Hieu report

Portfolio breakdown, audience, momentum, and every app published by Nguyen Hieu.

Go deeper

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

View the full user-sentiment analysis

Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.

Go deeper

Analysis in progress, available soon

What is the competitive landscape for Defense Legend 4: Sci-Fi TD?

How's The Games Market?

How does it evolve in the Games market?

Rank progression

10 active rankings tracked — 30-day window

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for Defense Legend 4: Sci-Fi TD

Key Takeaways

This title focuses on high-intensity strategic planning to counter complex, multi-front enemy attacks in a sci-fi setting.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Defense Legend 4: Sci-Fi TD, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Defense Legend 4: Sci-Fi TD Intelligence Report.” Updated May 4, 2026. https://marlvel.ai/apps/defense-legend-4-sci-fi-td

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Data licensed under CC-BY-NC 4.0