SpaceReality vs Heliosphere
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SpaceReality
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Space Zone India is a space company located in Chennai with the goal of providing low-cost, long-term solutions in the space industry. Space Zone India (SZI) provides hands on training experience on Aerodynamic principles, Satellite Technology, Drone Technology and Rocket Technology. It also creates awareness on the career options pertaining to this industry. SZI works with Private institutions, Engineering and Art and Science colleges, Private and Government schools. The organization is supported by a team of professionals in Satellite Technology, Rocket Technology, Drone Technology, and other fields.
Heliosphere
Explore a real-time 3D simulation of the solar system, planets, moons, and spacecraft using accurate astronomical data. Learn about celestial bodies and space missions with educational content and quizzes.
- Real-time 3D solar system simulation
- Live spacecraft tracking
- Deep sky exploration
- Comprehensive astronomy education
- Time travel from 1900 to 2100
- Planet-centric viewing mode
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Explore the solar system at your fingertips. Heliosphere is a real-time 3D solar system simulation powered by NASA JPL Horizons data. It accurately recreates the orbits of planets, moons, comets, and dwarf planets while tracking the real positions of active spacecraft. * Real-time 3D Solar System Simulation — 8 planets, 5 dwarf planets, 10+ moons, and 4 comets — Precise Keplerian orbit calculations based on real astronomical data — Time travel from 1900 to 2100 — Pan, zoom, and rotate for a free-roaming perspective — Switch to planet-centric viewing mode * Live Spacecraft Tracking — Voyager 1, 2 | Pioneer 10, 11 — Cassini | Juno | New Horizons | Parker Solar Probe — Real position data from NASA JPL Horizons API * Deep Sky Exploration — Over 150 bright stars — 530 Milky Way stars — 124 deep-sky objects (Messier, NGC/IC catalogs) * Comprehensive Astronomy Education — 6 difficulty levels from middle school to graduate — Core concepts: Kepler's Laws, gravity, escape velocity, and more — Mission timelines for Voyager, Cassini, New Horizons, and others — 60+ quiz questions to test your knowledge — Historical space event date-guessing challenges * Free for Everyone — All content available at no cost — No ads — 11 languages supported Experience the beauty of the cosmos and the wonder of science through scientifically accurate data and intuitive interaction.
Screenshots
Verdict
The clearest difference is in-app purchases: SpaceReality at none against Heliosphere's 3. SpaceReality also leads on iOS requirement (12.0 vs 18.0). Heliosphere's advantage is update cadence (every 3 days vs every 10 months). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Heliosphere sells 3 one-off in-app purchases. SpaceReality asks for nothing beyond the download.
SpaceReality ships an update every 10 months, Heliosphere every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | SpaceReality | Heliosphere |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 10 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 344 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Spacezone India Private Limited | CHUNGKIL KIM |
In-app purchases
SpaceReality
No in-app purchases
Heliosphere
- 1 Coffee$2.99
- 3 Coffees$8.99
- 5 Coffees$14.99
Questions
Is SpaceReality free?
Is Heliosphere free?
Do SpaceReality or Heliosphere have ads?
Which is updated more often, SpaceReality or Heliosphere?
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