Report updated May 20, 2026

Overview · Full Intel report in progress

Diamond City: Idle Tycoon is an established casual app that is free with in-app purchases. With a 4.4/5 rating from 26.6K reviews, it shows polarized user reception.

What is Diamond City: Idle Tycoon?

Diamond City: Idle Tycoon is a city-building simulation game where players develop a futuristic metropolis by managing resources and infrastructure. The app focuses on strategic optimization of visitor flow and city amenities to drive growth. It is notable for its 3D visual presentation and idle-based progression mechanics.

Current Momentum

v0.0

• Fixed some technical and functional bugs

AI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Casual

No ranking data

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

How Is The App's Momentum Right Now?

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What Are The Key Features?

City DevelopmentStandard

Players build and upgrade futuristic structures and unique landmarks to transform a small town into a bustling city.

Resource and Flow ManagementStandard

Users must optimize visitor flow, reduce wait times, and manage resources to maintain city operations and visitor satisfaction.

Transportation SystemsStandard

The game includes mechanics for improving transportation infrastructure to support city expansion.

Marketing CampaignsStandard

Players can execute innovative marketing campaigns to attract new visitors to their city.

How much does it cost?

Freemium

Who Built It?

MTAG PUBLISHING LTD app icon 1
MTAG PUBLISHING LTD app icon 2
MTAG PUBLISHING LTD app icon 3
MTAG PUBLISHING LTD app icon 4

MTAG PUBLISHING

(596.1K)

Providing casual simulation experiences that blend resource management with accessible gameplay for mobile users.

Portfolio

13

Apps

Free 12
Games17%
Juegos17%

Who is MTAG PUBLISHING?

MTAG Publishing focuses on the simulation sub-genre, specifically targeting the intersection of management mechanics and casual progression. Their strategy relies on maintaining a small, high-engagement portfolio rather than a high-volume release cycle, with their flagship title sustaining long-term player retention through social and exploration features. The recent launch of Train Ride suggests a strategic expansion into transit-themed simulations while leveraging the freemium monetization expertise developed with their primary title.

Who is MTAG PUBLISHING for?

  • Casual gamers interested in resource management
  • Farming
  • Transit simulations
Active

Portfolio momentum

Maintained a consistent update cadence with 6 releases across 2 active titles in the last 6 months, including a major launch 32 days ago.

Last release · 32d agoActive apps · 2

What other apps does MTAG PUBLISHING make?

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Games·4.1(516.2K)
View Intel →
Blacklist: Special Ops Shooter

Blacklist: Special Ops Shooter

App

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

Analysis in progress, available soon

What is the competitive landscape for Diamond City: Idle Tycoon?

How's The Casual Market?

How does it evolve in the Casual market?

ChartRankChange
iOSFree#69NEW
AndroidGrossing#197NEW

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for Diamond City: Idle Tycoon

Key Takeaways

This is a visually-driven idle management game centered on balancing infrastructure upgrades with visitor satisfaction metrics.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure

Independent intel to help builders create better apps.

AI-powered analysis with editorial review, built from publicly available sources. See methodology.

Marlvel.ai is not affiliated with, endorsed by, or sponsored by Diamond City: Idle Tycoon, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Hope this helps & keep building! · Found an error?

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Cite this report

Marlvel.ai. “Diamond City: Idle Tycoon Intelligence Report.” Updated May 20, 2026. https://marlvel.ai/intel-report/casual/com-mysterytag-cityrestart

Agent Markdown (.md)·

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