Comparison

Planetary Weather 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

Planetary Weather

Explore real-time weather conditions on planets, moons, and the Sun in a stunning 3D solar system model. Get daily temperature and wind speed forecasts with accurate data.

Highlights
  • Daily temperature and wind speed forecasts
  • Data for planets, moons, and the Sun
  • Accurate estimates from NASA/NOAA
  • Stunning 3D solar system renders
  • Metric or Imperial units
  • High-quality graphics
Features
Read full description

Ever wanted to know today's temperature on Mars, or the current wind speed on Saturn? Now you can! Check out today's average temperature and wind speed on every planet in the solar system, as well as the most important moons and the Sun, all while viewing the solar system in stunning 3D the likes of which you have never seen before on your phone! Features Include: • Daily temperature and wind speed forecasts for all the planets, important moons, the Sun, and of course, Pluto. • Accurate estimates of daily planetary weather conditions based on NASA and NOAA data. • Correct Time of day for earth and lunar phase for our moon • Beautiful 3D renders of the solar system for you to explore • Metric or Imperial units • Among the highest quality graphics you've ever seen in a solar system application.

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

Planetary Weather4 screens
Planet Fun4 screens

Verdict

The call

The clearest difference is rating: Planet Fun at 4.8 against Planetary Weather's 4.0. Planet Fun also leads on in-app purchases (none vs 2) and update cadence (every 4 weeks vs every 7 months). Planetary Weather's advantage is iOS requirement (6.0 vs 11.0). On price, ratings volume, 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. Planetary Weather sells 2 one-off in-app purchases. Planet Fun asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Planet Fun holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 11 and 8 respectively.

UpkeepUpdate frequency

Planetary Weather ships an update every 7 months, Planet Fun every 4 weeks. The most recent releases landed on June 1, 2026 and June 4, 2026 respectively.

Scorecard5 real differences · 5 level
Planetary Weather versus Planet Fun: the parameters behind the verdict, then further details
ParameterPlanetary WeatherPlanet Fun
PriceFreeFree
Rating4.0 (11 ratings)4.8 (8 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings11 — better8
Update frequencyEvery 7 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS6.0 — better11.0
Further details — not scored
Size118 MB161 MB
Age rating4+4+
DeveloperTechnospiritsOmar reis

Customer experience

Planetary Weather

All ratings11 ratings
Positive72.7%
Neutral9.1%
Negative18.2%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Planet Fun

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

In-app purchases

2 purchases

Planetary Weather

One-time2
  • Gas Giants$0.99
  • Moon Pack$1.99
None

Planet Fun

No in-app purchases

Questions

Is Planetary Weather free?
Planetary Weather is free to download, with in-app purchases available.
Is Planet Fun free?
Planet Fun is free to download, with no in-app purchases.
Which has better reviews, Planetary Weather or Planet Fun?
Planet Fun is rated higher. Planetary Weather averages 4.0 out of 5 from 11 ratings, while Planet Fun averages 4.8 from 8 ratings.
Do Planetary Weather or Planet Fun have ads?
Neither Planetary Weather nor Planet Fun shows ads.
Which is updated more often, Planetary Weather or Planet Fun?
Planetary Weather ships an update every 7 months, and Planet Fun every 4 weeks. Most recently, Planetary Weather was updated on June 1, 2026 and Planet Fun on June 4, 2026.

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