Comparison

SolarSystem vs Intergalactic Solar System

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

Head to head
About

SolarSystem

Explore the solar system through immersive MR, VR, and AR experiences. Adjust settings for your device and preferred viewing mode to learn about planets and space.

Highlights
  • Mixed Reality (MR) mode
  • Virtual Reality (VR) mode
  • Augmented Reality (AR) mode
  • Adjustable screen size
  • Single eye/Dual eye mode
  • Inter-pupillary distance correction
Read full description

iPhone 1: Start the app while tilting the iPhone 90 degrees left, then set the iPhone to the MR glass "Dangla". 2: You can check the menu by looking at Dangla. When only planetary motion is displayed or the menu does not display well in the field of view, tapping the left button of Dangla with the front facing will display the menu in the front. 3: With the body facing to the right, move the sphere cursor at the center of the screen to the right edge [System menu] of the three menus, and tap the right button (hereinafter "Select"). 4: Next, Select the [Screen size] at the left end of the menu, and a list of compatible models will appear. Select the iPhone model you are using, and then Select [Decision] to confirm the model you are using. 5: Select the scene you want to experience from the [MR] [VR] [AR] that on main menu, and enjoy the application. 6: While using the app, tap the left button of Dangla at any time to display the menu. The functions and roles of each menu are as follows. ***Menu immediately after app start or restart*** [Restart] Returns to the state(menu) immediately after the application start [front] Display the content (SolarSystem) to the Straight ahead. [System menu] Move to main menu ***Main menu*** [ScreenSize] Select the model from iPhone 6S to XS MAX ※ In order to fit the size of the iPhone screen to the size of the mirror and lens, the screen display will be relatively shrunk as the LCD screen size of the iPhone increases. [Two eyes / Single eye] Switch the single eye / both eyes mode [IPD] Correct inter-pupil distance by program [MR] Mixed reality mode, background image is displayed superimposed with live-action image through the half mirror [VR] Virtual reality mode, both solar system and background space display 3D produced images [AR] Augmented reality mode, background image is displayed superimposed with live-action image through iPhone camera [Startup setting] (a preliminary menu for developers) iPad 1: Start the app while tilting the iPad 90 degrees left. Since the iPad can not be put in a Dangla, please enjoy using single eye mode alone. (Explained in 5 :) 2: Menu is displayed on the screen of iPad. If you only see the planet or if the menu does not look well, tapping the lower left corner of the screen while facing the front will bring the menu to the front. 3: Point the your body to the right, place the sphere cursor on the [System menu] on the far right, and tap the lower right of the screen (hereinafter "Select"). 4: Next, Select the [Screen Size] at the left end of the menu to display the list of compatible models. Select (Not [Maximum XS-Max])[Minimum 6S-7-8 Full Screen] and Select [Decision]. 5: Next, Select [Two eyes / Single eye], and when the screen changes, Select [Single eye]. 6: While using the app, tap the lower left of the iPad screen at any time to display the menu. The function and role of each menu are the same as the above iPhone. 【please note】 ・ Do not use this app on public roads or places with many people. ・ Please be sure to play small children always in the safe with parents. ・ Don't aim "Dangla” at the sun. ・ Don't use in the two eyes mode if you are under the age of 13 in the developmental stage of vision ・ We do not compensate for the damage caused by using this application directly or indirectly.

About

Intergalactic Solar System

Explore planets, moons, and countries in this space simulator mini-game. Learn astronomy and geography aligned with next-generation science standards. Discover the Milky Way galaxy and assess your knowledge through engaging gameplay.

Highlights
  • Planet and moon exploration
  • Country geography learning
  • Milky Way galaxy view
  • Common Core aligned curriculum
  • Proficiency assessment
  • Engaging gameplay levels
Features
Read full description

Intergalactic Education introduces Intergalactic Solar System, a mini-game that teaches about planets, moons, and countries. This space simulator lets you explore celestial bodies from the viewpoint of space itself. The latest edition adds the Milky Way as an observable galaxy. Intergalactic Solar System uses next generation science standards (Common Core aligned) astronomy and geography. (Follows standards ESS1.A, ESS1.B, and CCSS.ELA-LITERACY.RH.6-8.7) Try Intergalactic Solar System! Assess proficiency in Solar System knowledge according to educational standards. Rewarding levels of gameplay maintain engagement. You will forget you were doing astronomy and geography!

Screenshots

SolarSystem4 screens
Intergalactic Solar System3 screens

Verdict

The call

The clearest difference is rating: Intergalactic Solar System at 4.0 against SolarSystem's 3.0. Intergalactic Solar System also leads on ratings volume (25 vs 1). SolarSystem's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 13.0). On price, update cadence, 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

Both are free to download. Intergalactic Solar System sells 1 one-off in-app purchase. SolarSystem asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Intergalactic Solar System holds the better App Store score, 4.0 against 3.0. That said, the two scores are not equally well evidenced: Intergalactic Solar System has 25 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

Scorecard5 real differences · 5 level
SolarSystem versus Intergalactic Solar System: the parameters behind the verdict, then further details
ParameterSolarSystemIntergalactic Solar System
PriceFreeFree
Rating3.0 (1 ratings)4.0 (25 ratings) — better
Positive reviews—70.0% of reviews
Number of ratings125 — better
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size89 MB355 MB
Age rating4+4+
DeveloperHologram Co.,Ltd.Intergalactic Education LLC

Customer experience

SolarSystem

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%

Intergalactic Solar System

All ratings20 ratings
Positive75.0%
Neutral5.0%
Negative20.0%
Written reviews10 reviews
Positive70.0%
Neutral10.0%
Negative20.0%

In-app purchases

None

SolarSystem

No in-app purchases

1 purchases

Intergalactic Solar System

One-time1
  • Access to Full Game$3.99

Questions

Is SolarSystem free?
SolarSystem is free to download, with no in-app purchases.
Is Intergalactic Solar System free?
Intergalactic Solar System is free to download, with in-app purchases available.
Which has better reviews, SolarSystem or Intergalactic Solar System?
Intergalactic Solar System is rated higher. SolarSystem averages 3.0 out of 5 from 1 ratings, while Intergalactic Solar System averages 4.0 from 25 ratings.
Do SolarSystem or Intergalactic Solar System have ads?
Neither SolarSystem nor Intergalactic Solar System shows ads.
Which is updated more often, SolarSystem or Intergalactic Solar System?
SolarSystem ships an update monthly, and Intergalactic Solar System monthly. Most recently, SolarSystem was updated on September 23, 2026 and Intergalactic Solar System on September 22, 2026.

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