Comparison

PLANETARIUM vs Space Gate

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PLANETARIUM

Discover the Solar System with this educational app. Explore planets, land on points of interest to learn more, and test your knowledge with quizzes. Embark on a cosmic journey and learn about our celestial neighbors.

Highlights
  • Explore the Solar System
  • Learn about planets
  • Interactive landing points
  • Knowledge-testing quizzes
  • Educational content
Read full description

Ciao Terrestre, benvenuto su Planetarium! Planetarium è l'APP che ti porta alla scoperta del Sistema Solare. Esplora con noi tutti gli otto pianeti + 1: ci sarà anche Plutone ex pianeta, ma che è sempre nei nostri cuori. Atterra sui punti di interessa e scopri di più sui nostri vicini di casa. Mettiti alla prova e rispondi ai quiz: al termine scoprirai quanto sei arrivato lontano. Buon viaggio LOfficina del Planetario

About

Space Gate

Explore the universe with interactive 3D and AR experiences of the solar system. Discover celestial bodies, engage with live astronomy news, and even interact with black holes. Tailored for learning and education.

Highlights
  • 3D and AR solar system exploration
  • Interactive black hole simulations
  • Live astronomy magazine
  • Educational celestial catalogs
  • Capture and save celestial snapshots
Features
Read full description

Explore the Universe with Space-Gate - An Interactive Celestial Journey Discover the Wonders of Space: Dive into an awe-inspiring journey across the cosmos with Space-Gate. Our app brings the mysteries of the universe to your fingertips, offering a unique blend of education and entertainment. Whether you're a curious child, a student with a thirst for knowledge, or an astronomy enthusiast, our app is your gateway to exploring the solar system and beyond in stunning detail. Engage with live astronomy magazine: Dive into the cosmos with our app's magazine feature—your portal to the latest astronomy news, riveting space exploration stories, and learning progress, all in one place. Stunning 3D and AR Experiences: Experience the solar system like never before! With breathtaking 3D and advanced AR technology, you can navigate through the orbits of planets, witness the dance of their moons, and marvel at the beauty of our universe in high resolution. Our app isn't just a visual treat; it's a journey that brings the galaxy to life. Interact with Black Holes: Ever wondered what it’s like to interact with a black hole? Our innovative feature lets you manipulate the fabric of space-time, offering an immersive and educational experience. Using latest technologies, witness how black holes bend time, space, and even light at the touch of your finger. Educational Catalogs & Snapshots: Explore our extensive catalogs filled with fascinating information about each celestial body. Capture and save breathtaking celestial scenes, perfect for wallpapers or sharing your space exploration with friends. Tailored for Learning: Perfect for educators and parents, our app is an invaluable tool for teaching. From young minds to advanced learners. The app offers premium features as subscription plans and in app purchases. Payment will be charged to your Apple ID Account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal 24 hours prior to the end of the current period, at the rate of your selected plan. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. During the free trial period, you can enjoy full access to all the app's features. If you decide to subscribe during the trial, any unused portion of the free trial period will be forfeited. For more information, please read terms of use: https://alpinebytes.ucraft.site/space-gate

Screenshots

PLANETARIUM4 screens
Space Gate4 screens

Verdict

The call

The clearest difference is review sentiment: Space Gate at 86% against PLANETARIUM's 25%. Space Gate also leads on update cadence (weekly vs every 49 months). PLANETARIUM's advantage is price (Free vs $12.99) and in-app purchases (none vs 3). On 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

CostPrice · In-app purchases · Ads · Monetization

PLANETARIUM is free to download; Space Gate costs $12.99 up front. Space Gate sells 3 in-app purchases, starting at $2.99 per month. PLANETARIUM asks for nothing beyond the download.

UpkeepUpdate frequency

PLANETARIUM ships an update every 49 months, Space Gate weekly. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
PLANETARIUM versus Space Gate: the parameters behind the verdict, then further details
ParameterPLANETARIUMSpace Gate
PriceFree — better$12.99
Rating—4.8 (202 ratings) — better
Positive reviews25.0% of reviews85.8% of reviews — better
Number of ratings—202 — better
Update frequencyEvery 49 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better16.0
Further details — not scored
Size195 MB156 MB
Age rating4+4+
DeveloperWAY SrlAli Samaei

Customer experience

PLANETARIUM

Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

Space Gate

All ratings200 ratings
Positive96.0%
Neutral1.0%
Negative3.0%
Written reviews134 reviews
Positive85.8%
Neutral3.0%
Negative11.2%

Bugs and requests

PLANETARIUM

Not enough reviews yet to summarise bugs or requests.

Space Gate

Reported bugs

11 issues
  • Moon not tidally locked to Earth
  • Moon orbiting Earth in wrong direction
  • Planets orbiting sun in opposing/incorrect directions
  • Uranus moons glitched
  • Venus orbital speed faster than Mercury
Show 6 more
  • Navigation stuck on celestial objects (e.g., Phobos)
  • Unable to exit and return to main menu
  • In-app purchase restoration issues between devices
  • Moon rotates multiple times per orbit
  • Difficulty backing out of exploration mode
  • Mercury translation error in Turkish

Requested features

12 requests
  • Ability to set any planet as immobile center point
  • More free planets without paywall
  • Additional galaxies beyond solar system
  • Toggle for planet/moon/star name labels
  • Time-lapse function with variable speeds
Show 7 more
  • More interactive black hole visualization
  • Astrology-related content
  • Improved moon orbit accuracy
  • Correct planetary orbital directions
  • Per-app language settings independent of iOS settings
  • More detailed information and content
  • True realistic scale mode with disclaimer

In-app purchases

None

PLANETARIUM

No in-app purchases

3 purchases

Space Gate

Subscriptions2
  • Monthly Subscription$2.991 Month
  • Annual Subscription3 Days trial$6.991 Year
One-time1
  • Lifetime Subscription$12.99

Questions

Is PLANETARIUM free?
PLANETARIUM is free to download, with no in-app purchases.
Is Space Gate free?
Space Gate costs $12.99, and also offers in-app purchases.
Do PLANETARIUM or Space Gate have ads?
Neither PLANETARIUM nor Space Gate shows ads.
Which is updated more often, PLANETARIUM or Space Gate?
PLANETARIUM ships an update every 49 months, and Space Gate weekly. Most recently, PLANETARIUM was updated on October 24, 2026 and Space Gate on October 24, 2026.

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