Comparison

Topia World Builder vs Universe Gravity Simulator 3D

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

Head to head
About

Topia World Builder

Shape a vibrant planet as a divine creator. Sculpt landscapes, grow forests, and populate your world with diverse animal life. Witness ecosystems evolve as you manage your creation.

Highlights
  • Create mountains, valleys, rivers, and oceans
  • Spawn and manage large animal herds
  • Observe animal interactions and ecosystems
  • Save and edit worlds
  • Customize land, water, and sky colors
  • Supports landscape and portrait modes
Features
Currently charting
Read full description

From the Award Winning Studio Crescent Moon Games and Glenn Corpes, one of the creators of the original Populous series of games, comes TOPIA WORLD BUILDER, a unique world building sim, tailored for iOS devices. Topia World Builder is a world creation simulation. You become god and shape the land as you choose, by the use of touch controls. Swipe your finger to create mountains, valleys, rivers, and oceans. Watch trees grow, spawn thousands of animals - and watch them live and die on the planet of your creation! Features: -Create Mountains -Create Valleys -Create Rivers -Create Oceans -Spawn various animal types -Build enormous herds of animals -Watch predators attack other animals -Save your worlds so you can edit them later -Change the color of land, water, sky -Play in both landscape and portrait modes

About

Universe Gravity Simulator 3D

Explore and shape the cosmos in this 3D space simulator. Create galaxies, destroy planets, and engage in epic space battles. Experience realistic physics and stunning visuals as you journey through star realms.

Highlights
  • Realistic physics engine
  • Dynamic universe creation
  • Immersive 3D environments
  • Gravity simulation
  • Solar system exploration
  • Interplanetary collisions
  • Space combat missions
Features
Read full description

Welcome to Universe Gravity Simulator 3D, where the cosmos is your playground! This universe sandbox is the ultimate outer space game, combining elements of arcade games, alien shooter missions, and gravity-defying fun. Whether you're a casual gamer or a dedicated space enthusiast, this game will pull you in with its realistic simulation of outer planets, star realms, and intergalactic battles. If you've ever wondered what it feels like to be a planet creator or a planet destroyer, this solar system game puts the power of the universe in your hands! Imagine the thrill of building and shaping entire galaxies, adjusting orbits, growing stars, and watching your solar system evolve. But it's not just about creation—Universe Gravity Simulator 3D lets you engage in galaxy attacks, destroy planets, and even wipe out stars. You’ll command your own space force as you fight to protect your Earth, while also facing off against alien invaders in intense battles inspired by arcade classics like space invaders and galaxy attack. As you play, you’ll discover stars, tweak gravitational forces, and even set up interplanetary collisions, all in the name of fun. Have you ever stargazed and wondered what it would be like to explore Venus, Mars, or the outer reaches of the solar system? Or maybe you've daydreamed of being an astronaut, hurtling through the galaxy in a powerful spaceship, fighting off space invaders in a heroic space battle? Universe Gravity Simulator 3D allows you to explore all of these possibilities and more. The stunning visuals will transport you to far-off star realms where your spaceship sim becomes more than just a game—it's a journey through space and time, a space odyssey that blurs the lines between play and exploration. Game Features: • Realistic physics engine and mechanics. • Dynamic universe creation and amazing phenomenon. • Immersive 3D environments and stunning graphics. • Gravity simulator with solar systems to discover. • Interactive journal to track your universe simulator 3D. • Embark on a journey through space, where you can craft your own universe within a universe sandbox, explore the solar system simulator, and experiment with the laws of physics in a space sandbox. • With Universe Space Simulator, the cosmos is at your fingertips—ready to be shaped, explored, and understood How to Play: • Discover Sandbox Planets, design and create your own solar system, galaxy, universe, and space, and enjoy watching them orbit, • collide, and interact in a cosmic dance in your space sandbox. • Start with a small asteroid absorbing other asteroids to form a solar system. • Adjust the galaxy speed as you like it most. Explore how life develops in your solar system through the planet journal. • Screenshot your complete galaxy with stars and share it with family/friends. Universe Gravity Simulator 3D offers endless possibilities for fans of outer space games, whether you're into astronomy games, arcade action, or stargazing in a planetarium 3D environment. Dive into this expansive solar system game, harness gravity, and become the ultimate master of the universe!

Screenshots

Topia World Builder3 screens
Universe Gravity Simulator 3D4 screens

Verdict

The call

The clearest difference is price: Universe Gravity Simulator 3D at Free against Topia World Builder's $1.99. Universe Gravity Simulator 3D also leads on rating (4.0 vs 3.6). Topia World Builder's advantage is in-app purchases (none vs 1) and review sentiment (57% vs 43%). On ratings volume, 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

Universe Gravity Simulator 3D is free to download; Topia World Builder costs $1.99 up front. Universe Gravity Simulator 3D sells 1 one-off in-app purchase. Topia World Builder asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Universe Gravity Simulator 3D holds the better App Store score, 4.0 against 3.6. Both are backed by a comparable volume of ratings — 236 and 141 respectively. Written reviews complicate that: 57% of Topia World Builder's written reviews are positive against 43% of Universe Gravity Simulator 3D's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Topia World Builder ships an update every 6 weeks, Universe Gravity Simulator 3D every 5 weeks. Both last shipped on October 23, 2026.

Scorecard7 real differences · 4 level
Topia World Builder versus Universe Gravity Simulator 3D: the parameters behind the verdict, then further details
ParameterTopia World BuilderUniverse Gravity Simulator 3D
Price$1.99Free — better
Rating3.6 (236 ratings)4.0 (141 ratings) — better
Positive reviews57.2% of reviews — better42.9% of reviews
Number of ratings236 — better141
Update frequencyEvery 6 weeksEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#130 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS5.1.1 — better12.0
Further details — not scored
Size57 MB235 MB
Age rating4+4+
DeveloperCrescent Moon Games LLCKUNHAR GAMES LTD

Customer experience

Topia World Builder

All ratings236 ratings
Positive62.3%
Neutral9.7%
Negative28.0%
Written reviews388 reviews
Positive57.2%
Neutral18.8%
Negative24.0%

Universe Gravity Simulator 3D

All ratings136 ratings
Positive75.0%
Neutral3.7%
Negative21.3%
Written reviews7 reviews
Positive42.9%
Neutral28.6%
Negative28.6%

Bugs and requests

Topia World Builder

Reported bugs

3 issues
  • Birds getting stuck over the ocean
  • Land animals drowning in water
  • Inconsistent controls and UI

Requested features

5 requests
  • Add humans and civilization building
  • Introduce natural disasters and weather effects
  • Expand animal and plant diversity
  • Improve ecosystem balance and predator-prey dynamics
  • Implement saving and loading of created worlds

Universe Gravity Simulator 3D

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Topia World Builder

No in-app purchases

1 purchases

Universe Gravity Simulator 3D

One-time1
  • Remove Ads$2.99

Questions

Is Topia World Builder free?
Topia World Builder costs $1.99, with no in-app purchases.
Is Universe Gravity Simulator 3D free?
Universe Gravity Simulator 3D is free to download, with in-app purchases available.
Which has better reviews, Topia World Builder or Universe Gravity Simulator 3D?
Universe Gravity Simulator 3D is rated higher. Topia World Builder averages 3.6 out of 5 from 236 ratings, while Universe Gravity Simulator 3D averages 4.0 from 141 ratings.
Do Topia World Builder or Universe Gravity Simulator 3D have ads?
Neither Topia World Builder nor Universe Gravity Simulator 3D shows ads.
Which is updated more often, Topia World Builder or Universe Gravity Simulator 3D?
Topia World Builder ships an update every 6 weeks, and Universe Gravity Simulator 3D every 5 weeks. Most recently, Topia World Builder was updated on October 23, 2026 and Universe Gravity Simulator 3D on October 23, 2026.

Other comparisons