Comparison

Galaxy Map vs Ultimate Underwater Utopia AR

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

Head to head
About

Galaxy Map

Explore the Milky Way and Andromeda galaxies in an interactive 3D map. Discover nebulae, supernovae, and planets, with stunning visuals based on NASA data. Ideal for education and space enthusiasts.

Highlights
  • Interactive 3D galaxy map
  • Explore nebulae and supernovae
  • Fly through planetary atmospheres
  • Land on planets
  • Based on NASA data
  • Available in 100+ languages
Features
Read full description

The galaxy map is an interactive map of the Milky Way galaxy, Andromeda and their satellite galaxies. Explore the Orion Arm's nebulae and supernovae from the comfort of your spaceship. Fly through the atmosphere of Mars and many other planets and you can even land on them. Discover the galaxy in a stunning three dimensional map based on NASA's artistic impression of the Milky Way galactic structure. Photos are taken by NASA spacecraft and ground based telescopes like Hubble Space Telescope, Chandra X-Ray, Herschel Space Observatory and the Spitzer Space Telescope. This interactive 3D map is excellent for teachers to use for instruction, and it is a great astronomy resource for students to explore the Milky Way galaxy and space as they learn more about the universe we live in. Available in over 100 languages! You can also From the outskirts of the galaxy, in the Norma-Outer spiral arm to the galactic center's supermassive black hole Sagittarius A*, discover a galaxy full of amazing facts. Notable structures included: the Pillars of Creation, Helix Nebula, the Engraved Hourglass Nebula, the Pleiades, the Orion Arm (where the solar system and the Earth are located) with its Orion belt. Check out neighboring dwarf galaxies such as Sagittarius and the Canis Major Overdensity, stellar streams as well as internal galactic components such as a variety of nebulae, star clusters or supernovae. Explore space and get a little closer to our wonderful universe with this awesome astronomy app! The Galaxy Map requires internet access to retrieve information from the wiki.

About

Ultimate Underwater Utopia AR

Read full description

Discover life under the sea with Ultimate Underwater Utopia.
 Part of the Think Wittsy ARchive Adventure series, this interactive sticker book brings marine creatures to life using Augmented Reality (AR). Children place stickers to complete underwater scenes, then scan the left page using this app to watch fish, snails, and other ocean creatures come alive on their screen. Reusable and travel-friendly, this experience combines screen time with hands-on activity, sparking curiosity and a love for ocean life. Features - Complete underwater sticker scenes
 - Scan the left page to unlock animated AR visuals
 - Learn fun facts about marine creatures
 - Reusable and perfect for travel
 - Supports hands-on, educational STEM-Based learning
 How It Works - Use your Ultimate Underwater Utopia sticker book.
 - Peel and place stickers in the correct spots.
 - Open the app and scan the left page.
 - Watch ocean animals appear in AR and discover facts about each one.

Screenshots

Galaxy Map4 screens
Ultimate Underwater Utopia AR4 screens

Verdict

The call

The clearest difference is in-app purchases: Ultimate Underwater Utopia AR at none against Galaxy Map's 13. Ultimate Underwater Utopia AR also leads on ads (none vs shown). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Galaxy Map sells 13 one-off in-app purchases. Ultimate Underwater Utopia AR asks for nothing beyond the download.

UpkeepUpdate frequency

Galaxy Map ships an update monthly, Ultimate Underwater Utopia AR every 2 months. The most recent releases landed on October 21, 2026 and October 20, 2026 respectively.

Scorecard2 real differences · 8 level
Galaxy Map versus Ultimate Underwater Utopia AR: the parameters behind the verdict, then further details
ParameterGalaxy MapUltimate Underwater Utopia AR
PriceFreeFree
Rating4.6 (610 ratings) — better—
Positive reviews79.8% of reviews—
Number of ratings610 — better—
Update frequencyMonthly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size632 MB193 MB
Age rating4+4+
DeveloperAndrei NistorescuThink Wittsy

Bugs and requests

Galaxy Map

Reported bugs

9 issues
  • App crashes on startup
  • Explore button shows nothing
  • Pinch-to-zoom doesn't work
  • App won't load on iPad
  • Text displays as boxes in language settings
Show 4 more
  • Mars moon orbital speed incorrect
  • App kicks users out during exploration
  • Loading issues and incomplete functionality
  • Inconsistent performance across platforms

Requested features

18 requests
  • Search button to find galaxies and objects
  • More diverse and realistic black hole designs
  • AR feature to identify stars/planets in real sky
  • More free content and objects
  • Exoplanet additions (TRAPPIST-1e, J1407B)
Show 13 more
  • Ability to click on stars within galaxies for details
  • Generated planets around stars
  • Sandbox/creation mode for user-generated content
  • Animation for Milky Way and Andromeda
  • More galaxy variety in the app
  • Coordinates filter for objects
  • Space-Engine style gameplay
  • Flying through galaxies feature
  • More female character customization options
  • VIP version option
  • Brown dwarfs addition
  • Photosphere viewing mode
  • More detailed star information

Ultimate Underwater Utopia AR

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

Galaxy Map

One-time13
  • Buy ship - Alien Destroyer$0.99
  • Buy ship - Alien fighter$0.99
  • Remove ads$1.99
Show 10 more
  • Buy ship - Alien Destroyer$1.99
  • Buy ship - Alien fighter$1.99
  • 3D Visualization Pack$1.99
  • Buy ship - Dragon Frigate$1.99
  • Essentials bundle - SALE$2.99
  • Remove ads$3.99
  • 3D Visualization Pack$3.99
  • Ultimate bundle - SALE$4.99
  • Essentials bundle$4.99
  • Ultimate bundle$8.99
None

Ultimate Underwater Utopia AR

No in-app purchases

Questions

Is Galaxy Map free?
Galaxy Map is free to download, with in-app purchases available.
Is Ultimate Underwater Utopia AR free?
Ultimate Underwater Utopia AR is free to download, with no in-app purchases.
Do Galaxy Map or Ultimate Underwater Utopia AR have ads?
Galaxy Map shows ads; Ultimate Underwater Utopia AR does not.
Which is updated more often, Galaxy Map or Ultimate Underwater Utopia AR?
Galaxy Map ships an update monthly, and Ultimate Underwater Utopia AR every 2 months. Most recently, Galaxy Map was updated on October 21, 2026 and Ultimate Underwater Utopia AR on October 20, 2026.

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