Report updated May 30, 2026

Space Agency 2138 is an established games app that is free with in-app purchases. With a 4.1/5 rating from 1.6K reviews, it shows polarized user reception. Users particularly appreciate open-ended sandbox exploration provides a unique and relaxing experience for space enthusiasts, though unstable flight physics cause catastrophic station destruction during minor docking contact remains a common concern.

What is Space Agency 2138?

Space Agency 2138 is a space exploration and resource management simulation game for mobile users.

Users hire the game for a relaxing, sandbox-style space engineering experience that balances complex physics with manageable economic progression.

Current Momentum

v2.16 · 1mo ago

Intense

Last updated 30d ago. 5 versions tracked.

Active Nemesis

Spaceflight Simulator

Spaceflight Simulator

By Spaceflight Simulator UK

Other Rivals

Juno: New Origins Complete Ed.
TerraGenesis - Space Settlers
ExoMiner - Idle Miner Universe
Mars: Mars

7-Day Rank Pulse 🇺🇸

Games

No ranking data

Rating Pulse 🇺🇸

Recent User Mood

What makes this app unique?

What Does It Look Like?

What Are The Key Features?

Rocket ConstructionStandard

Modular assembly of spacecraft components for orbital and interplanetary flight

Space Station DevelopmentDifferentiator

Construction and management of orbital infrastructure to support long-term missions

Extraterrestrial Base BuildingDifferentiator

Establishment of resource-gathering outposts on planetary surfaces

Resource Mining and EconomyStandard

Extraction of materials for reinvestment or sale to generate in-game currency

How much does it cost?

Freemium
  • Free to play
  • In-app purchases available

Freemium model utilizes in-app purchases to monetize progression and resource management within the simulation.

Who Built It?

Nooleus app icon 1
Nooleus app icon 2
Nooleus app icon 3
Nooleus app icon 4

Nooleus

(102.9K)

Providing technical space simulations and physics-based challenges for players seeking complex, engineering-oriented gameplay.

Portfolio

4

Apps

Free 3
Games100%

Explore the full Nooleus report

Portfolio breakdown, audience, momentum, and every app published by Nooleus.

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What do users think recently?

Low confidence · 49 reviews analyzed

How did the latest release land?

Overall
4.1/ 5
(1.6K)
Current version
4.2/ 5
+0.1 vs overall
(208)
Main signal post-update: open-ended sandbox exploration provides a unique and relaxing experience for space enthusiasts.

What is the recent mood?

Mixed

Recent user voice shows a mixed sentiment. Users appreciate open-ended sandbox exploration provides a unique and relaxing experience for space enthusiasts and tutorial content effectively teaches complex orbital mechanics to new players, but report unstable flight physics cause catastrophic station destruction during minor docking contact and removal of automated launch and landing features increases manual workload for repetitive tasks.

Limited review volume (49 reviews). Sentiment analysis will deepen as more data lands.

View the full user-sentiment analysis

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

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What is the competitive landscape for Space Agency 2138?

How's The Games Market?

Market outlook for this category

Available very soon

The rivals identified

Nemeses(1)

Spaceflight Simulator icon

Spaceflight Simulator UK Ltd

4.8(570.3K)

Dominates the space simulation niche with massive user scale and a high-frequency update cadence that sets the industry standard.

Differentiators

  • Offers a highly granular part-based building system that allows for complex, custom rocket engineering.
  • Maintains a massive community-driven content ecosystem that provides infinite replayability through user-created blueprints.
  • Ships frequent feature updates and stability patches, maintaining a high-velocity development cycle over several years.

Head to head

The target app must double down on its unique economic and management mechanics to differentiate from the pure simulation focus of this dominant rival.

Contenders(2)

TerraGenesis - Space Settlers icon

Tilting Point LLC

4.2(313.8K)

Competes for the same audience interested in space colonization and resource management mechanics.

Differentiators

  • Centers gameplay on planetary terraforming and long-term environmental management rather than rocket construction.
  • Utilizes a real-time, persistent simulation engine that continues to progress even when the app is closed.
Juno: New Origins Complete Ed. icon

Jundroo, LLC

4.1(3.8K)

A direct competitor in the high-fidelity space simulation space with a focus on advanced physics and design.

Differentiators

  • Features a powerful, integrated visual programming language for automating complex rocket and satellite behaviors.
  • Provides a fully 3D, explorable solar system with realistic planetary physics and orbital mechanics.

Same space(2)

Mars: Mars icon
Mars: Marsmoat: low

Pomelo Games

4.6(266.2K)

Adjacent space-themed title focusing on arcade-style exploration mechanics.

Differentiators

  • Prioritizes twitch-based arcade platforming mechanics over the technical simulation and management focus of the target.
  • Visual style is highly stylized and minimalist, contrasting with the more technical aesthetic of space simulators.

Shares the resource extraction and management theme, though focused on idle-game mechanics.

Differentiators

  • Optimized for short, high-frequency idle sessions rather than the long-form simulation sessions of the target app.
  • Monetization is heavily tuned for rapid progression through idle-miner loops and ad-supported acceleration.

Compare Space Agency 2138 against every rival

All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.

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The outtake for Space Agency 2138

Strengths to defend, gaps to attack

Core Strengths

  • Sandbox exploration provides a unique, relaxing experience
  • Tutorial design effectively lowers the barrier to complex orbital physics

Critical Frictions

  • Unstable flight physics cause catastrophic station destruction
  • Manual flight requirements create tedious barriers to long-term engagement
  • Frequent application crashes disrupt critical mission phases

Growth Levers

  • Education partnerships offer untapped B2B distribution
  • High-cost convenience upgrades for automated docking and resource transit

Market Threats

  • Spaceflight Simulator's high-velocity update cadence
  • Persistent stability issues driving users to more reliable simulation alternatives

What are the next best moves?

highInvest

Ship stability patch for docking physics because flight instability is the top complaint → reduce catastrophic destruction churn

Docking physics instability is the #1 complaint theme in user sentiment analysis.

Trade-off: Pause the development of new base parts — stability is a higher retention risk than content expansion.

mediumPivot

Build automated docking upgrade because manual flight is a cited barrier to long-term engagement → increase session efficiency

Players explicitly request automation to reduce repetitive manual gameplay.

Trade-off: Deprioritize the custom starting location feature — automation directly addresses the top friction point.

A counter-intuitive read

The game's manual-flight friction is not a design flaw but a retention trap; players who master the punishing physics are more likely to spend on IAP to protect their progress.

Feature Gaps vs Competitors

  • Granular part-based building system (available in Spaceflight Simulator)
  • Integrated visual programming language for automation (available in Juno: New Origins)

Key Takeaways

Space Agency 2138 holds its niche through accessible sandbox mechanics but bleeds power users due to flight instability and manual-workload fatigue, so revenue growth hinges on shipping automation and stability fixes to secure the long-term retention path.

Where Is It Heading?

Mixed Signals

The space simulation market is consolidating around high-fidelity physics and community-driven content, leaving titles with stability issues at a significant disadvantage. Space Agency 2138 must address its technical debt in the next two quarters to prevent its current user base from migrating to more reliable competitors.

Frequent crashes during critical mission phases (booster separation) drive negative sentiment and progress loss, which compounds the churn risk for long-term players.

The core sandbox exploration remains a strong retention anchor, suggesting that stability improvements will directly translate to higher daily active user counts.

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 Space Agency 2138, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The title shifted to a freemium monetization model while surfacing critical technical instability and manual-workload complaints that threaten long-term retention.

shifted

Monetization Model Update

added

Critical Technical Weaknesses

improved

Feature Repositioning

declined

Manual Workload Friction

Cite this report

Marlvel.ai. “Space Agency 2138 Intelligence Report.” Updated May 30, 2026. https://marlvel.ai/apps/space-agency-2138

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