SPACE by THIX vs Planet Fun
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SPACE by THIX
Create and explore your own universe with realistic physics. Build celestial bodies, experiment with natural laws, and journey through the cosmos you design. Learn astronomy and astrophysics through interactive play.
- Create celestial bodies (planets, stars, black holes)
- Experiment with gravity and natural laws
- Simulate supernovae and planetary collisions
- Interactive real-time physics
- Explore created universes
- Learn astronomy and astrophysics
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* Best of 2016 – Apple * Create your own universe. Play with the law of nature. Visit the outer worlds. Build asteroids, nebula, comets, planets, moons, stars, pulsars and even blackholes at your fingertips. Experiment with gravity, supernova, planetary collision and so forth. Zoom in to ride comets. Zoom out to gaze at the galaxy of stars. S C I E N C E D R I V E N Learn Astronomy and Astrophysics for fun and creativity. All celestial bodies you create can move and interact in real-time and in accordance with the Newtonian astrophysics laws. C E L E S T I A L T O U C H Move planets with your fingers. Swipe to shoot a comet. Play with your own universe in an astronomical scale. SPACE puts gigantic celestial bodies under your fingertips. C O S M I C V O Y A G E Meditate in the indescribable beauty of space that you create, anywhere and anytime. Hold your device to view the universe in from any angle. Visit us: thix.co Like us: facebook.com/thixlab Follow us: twitter.com/thixlab Comments or Questions: support@thixlab.com
Planet Fun
Explore a 4D solar system simulation with accurate astronomical calculations for planets, moons, and stars. Interact with the celestial bodies using touch gestures, set any date and time, and even view your GPS position in augmented reality.
- 4D solar system simulation
- Configurable animation speed
- Augmented reality mode
- Almanac module with ephemeris calculators
- Touch gesture controls
- Star and constellation visualization
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PlanetFun is a 4D solar system simulation (3D + time) Sun, planets, Moon and star positions are calculated using various astronomical methods. App source code (Delphi Firemonkey) is available at: https://github.com/omarreis/vsop2013 PlanetFun features: * Solar system animation with configurable speed * Set any local date and time * Choose camera target (Sun, planets, etc) * Configurable camera distance-to-target * Touch gestures: one finger pan, two finger zoom, two finger rotation * show planet orbits. Each orbit is represented by 52 dots (for Earth it is one dot per week) * Heliocentric axis (x and z) * VSOP2013 and VSOP87 planet position calculations * Moon positions calculations ELP2000 * Star background image with 42455 stars of the Hipparcos Input Catalogue * Star and constellation lines and names ( a celestial sphere image ) * Constellation drawings ( 31 constellations ) * actual 3D spheres for the 150 brightest stars * Lighthouse on Earth on your GPS position * phone in the scene is positioned according to phone sensors (Azimuth,Elevation,Roll) * click the phone button to enter augmented reality mode. * Almanac module allows exploring the ephemeris calculators (stars, planets, Sun, Moon, Earth) controls: * camera distance and angle of view. * planet scales * local time, time animation speed * control visibility of various interface elements * app uses sensors compass, gyro and GPS - requires permission This app collects no user data.
Screenshots
Verdict
The clearest difference is price: Planet Fun at Free against SPACE by THIX's $2.99. Planet Fun also leads on rating (4.8 vs 3.7) and update cadence (every 4 weeks vs every 2 months). SPACE by THIX's advantage is ratings volume (169 vs 8). On ads, in-app purchases, device support and iOS requirement 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
Planet Fun is free to download; SPACE by THIX costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Planet Fun holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: SPACE by THIX has 169 ratings behind it against 8, so its average is the more settled of the two.
SPACE by THIX ships an update every 2 months, Planet Fun every 4 weeks. The most recent releases landed on September 23, 2026 and June 4, 2026 respectively.
| Parameter | SPACE by THIX | Planet Fun |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 3.7 (169 ratings) | 4.8 (8 ratings) — better |
| Positive reviews | 50.5% of reviews | — |
| Number of ratings | 169 — better | 8 |
| Update frequency | Every 2 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 106 MB | 161 MB |
| Age rating | 4+ | 4+ |
| Developer | THIX LLC | Omar reis |
Customer experience
SPACE by THIX
Planet Fun
Bugs and requests
SPACE by THIX
Reported bugs
4 issues- Planets and objects behaving erratically or disappearing
- Frequent crashes or freezes, especially with many objects
- Inconsistent or unresponsive touch controls
- Incorrect physics or behavior of certain celestial bodies
Requested features
5 requests- Add ability to customize and edit planets
- Implement time controls to speed up/slow down simulation
- Provide more celestial objects and phenomena to interact with
- Improve performance and reduce lag on complex scenes
- Include a tutorial or in-game guidance for new players
Planet Fun
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SPACE by THIX
No in-app purchases
Planet Fun
No in-app purchases
Questions
Is SPACE by THIX free?
Is Planet Fun free?
Which has better reviews, SPACE by THIX or Planet Fun?
Do SPACE by THIX or Planet Fun have ads?
Which is updated more often, SPACE by THIX or Planet Fun?
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