Comparison

AR vs Planet Fun

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

Head to head
About

AR

Explore a realistic solar system in augmented reality. View planets and their movements up close in your environment, from your bedroom to the outdoors. A simple and immersive way to learn about space.

Highlights
  • Augmented reality solar system
  • Planet movement visualization
  • Detailed planet information
  • Immersive educational experience
  • Classroom and outdoor use
Read full description

Imagine yourself immersed in a solar system and watch closely every movement of planets as you want them to be. A cool and simple way of viewing the solar system! With AR - Solar System, you can explore science in whole new dimension. And look up for the details of every planet. This uses apple's new ARkit, through which you can delve into solar system wherever you want, whether it is your bedroom, classroom and outdoor garden.

About

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.

Highlights
  • 4D solar system simulation
  • Configurable animation speed
  • Augmented reality mode
  • Almanac module with ephemeris calculators
  • Touch gesture controls
  • Star and constellation visualization
Features
Read full description

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

AR4 screens
Planet Fun4 screens

Verdict

The call

The clearest difference is update cadence: Planet Fun at every 4 weeks against AR's every 5 months. Planet Fun also leads on ratings volume (8 vs 2). AR's advantage is rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

AR holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 2 and 8 respectively.

UpkeepUpdate frequency

AR ships an update every 5 months, Planet Fun every 4 weeks. The most recent releases landed on September 10, 2026 and June 4, 2026 respectively.

Scorecard3 real differences · 7 level
AR versus Planet Fun: the parameters behind the verdict, then further details
ParameterARPlanet Fun
PriceFreeFree
Rating5.0 (2 ratings) — better4.8 (8 ratings)
Positive reviews100.0% of reviews—
Number of ratings28 — better
Update frequencyEvery 5 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.111.0 — better
Further details — not scored
Size56 MB161 MB
Age rating4+4+
DeveloperAkshat GoelOmar reis

Customer experience

AR

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Planet Fun

All ratings8 ratings
Positive87.5%
Neutral12.5%
Negative0.0%

In-app purchases

None

AR

No in-app purchases

None

Planet Fun

No in-app purchases

Questions

Is AR free?
AR is free to download, with no in-app purchases.
Is Planet Fun free?
Planet Fun is free to download, with no in-app purchases.
Which has better reviews, AR or Planet Fun?
AR is rated higher. AR averages 5.0 out of 5 from 2 ratings, while Planet Fun averages 4.8 from 8 ratings.
Do AR or Planet Fun have ads?
Neither AR nor Planet Fun shows ads.
Which is updated more often, AR or Planet Fun?
AR ships an update every 5 months, and Planet Fun every 4 weeks. Most recently, AR was updated on September 10, 2026 and Planet Fun on June 4, 2026.

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