Report updated Apr 16, 2026
ISS Explorer
For students, space enthusiasts, and educators looking for an interactive, detailed, and accurate 3D educational tool to learn about the International Space Station.
ISS Explorer is an established education app that is completely free. With a 4.5/5 rating from 502 reviews, it shows polarized user reception.
What is ISS Explorer?
Current Momentum
v7.2
Updated Internal and External models and textures Updated text and formatting in model info panel and tags Improved lighting and post processing effects for internal station Upgraded to latest version of Unity Removed duplicated hatch from Node 2 Patched Unity vulnerability
Active Nemesis
Solar Walk 2 - View Planets 3D
By Vito Technology
Other Rivals
7-Day Rank Pulse 🇺🇸
EducationNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Full 3D visualization of the International Space Station with rotation and zoom capabilities.
Organized system hierarchy allowing users to drill down into specific modules, trusses, and external platforms.
Ability to isolate a selected component to focus exclusively on its structure and details.
Provides detailed educational information about the currently selected part, system, or the entire station.
Toggle visibility, labels, and transparency for individual parts to customize the learning experience.
How much does it cost?
- Completely free to use with no in-app purchases or subscription requirements
The app follows a public service model, providing high-quality educational content as a free resource without monetization.
Who Built It?
NASA
Providing the public with direct access to space exploration data, real-time mission tracking, and immersive STEM education tools.
Portfolio
13
Apps
What other apps does NASA make?
Explore the full NASA report
Portfolio breakdown, audience, momentum, and every app published by NASA.
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.
What is the competitive landscape for ISS Explorer?
How's The Education Market?
Market outlook for this category
Available very soon
The rivals identified
The outtake for ISS Explorer
Strengths to defend, gaps to attack
Core Strengths
- Official NASA branding and authority
- Unique hierarchical part isolation and technical transparency
- Completely free with no ads or monetization friction
- High user satisfaction (4.9 rating)
Critical Frictions
- Low user acquisition and rating volume
- Lack of live telemetry or real-time video feeds
- Narrow focus on a single spacecraft (ISS only)
- Infrequent update cycle compared to commercial rivals
Growth Levers
- Integration of Augmented Reality (AR) for immersive module tours
- Adding live astronaut activity or real-time station telemetry
- Gamification of station assembly or maintenance tasks
- Expanding the model hierarchy to include visiting spacecraft (Dragon, Starliner)
Market Threats
- Commercial apps like Solar Walk 2 offering higher visual fidelity
- Live-tracking apps capturing the casual enthusiast market
- Platform shifts making static 3D models less relevant than AR-first experiences
Key Takeaways
ISS Explorer is an established education app that is completely free. With a 4.5/5 rating from 502 reviews, it shows polarized user reception.
Where Is It Heading?
Trend analysis
Available very soon