Comparison

PlanetBuilder vs 3,2,1 Launch!

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

Head to head
About

PlanetBuilder

Shape cosmic debris into a living planet, bending gravity to your will. Defend your creation from deadly debris and hostile alien forces as life evolves and civilization rises.

Highlights
  • Shape cosmic debris into a planet
  • Bend gravity to manipulate your world
  • Defend against cosmic debris and alien forces
  • Witness life evolve and civilization rise
  • Adapt to challenges as your world grows
Features
Read full description

Bend gravity. Build a world. Protect life. You are a chosen member of an ancient race that has mastered the fabric of space itself. In these proving grounds, you must gather cosmic debris and shape it into a living planet, and then defend it as life emerges and evolves. BUT... the universe is not empty. Deadly cosmic debris is everywhere. Hostile alien forces will test your creation at every stage. Your planet’s survival depends on your mastery of gravity, your reflexes and your ability to adapt. As life evolves, your world grows stronger. Civilization rises. Defenses awaken. And if life endures long enough… …it will ascend.

About

3,2,1 Launch!

Experience the journey of a spacecraft from selection to launch. This game features 8 mini-games that educate players on the engineering and processes involved in sending a spacecraft into orbit.

Highlights
  • Rocket and spacecraft matching
  • Engineering analysis
  • Spacecraft cleaning
  • Rocket assembly
  • Fueling process
  • Orbit targeting
Read full description

In 1998, NASA’s Launch Services Program (LSP) was established to support NASA’s science and robotic missions by procuring commercial launch vehicles. The program was established at NASA’s Kennedy Space Center to centralize technical and management support to spacecraft customers. LSP brings together people, procurement, engineering best practices, strategic planning, studies, and cutting-edge techniques—all instrumental components for the United States to have a dependable and secure Earth-to-Space bridge that is dedicated to launching all types of spacecraft. This game goes through the process of a spacecraft matching to a rocket, the integration of the spacecraft to the rocket and the engineering behind it, and its eventual launch into space and the correct orbit. The game consists of 8 mini games to educate the player on the process Features: • Buying a rocket • How to get where you want to go in space • Analyzing the rocket and spacecraft • How to clean a spacecraft • Putting together a rocket • Time to fuel up • Frequency • Staying on target The characters that the player can choose from are represented by animals that are found in the Cape Canaveral Wildlife Refuge which encompasses Kennedy Space Center and Cape Canaveral Space Force Base. • Tortoise • Manatee • Wild hog • Bobcat • Alligator • T- Rex (not found in the Cape Canaveral Wildlife Refuge)

Screenshots

PlanetBuilder4 screens
3,2,1 Launch!4 screens

Verdict

The call

The clearest difference is price: 3,2,1 Launch! at Free against PlanetBuilder's $0.99. 3,2,1 Launch! also leads on rating (5.0 vs 4.1) and review sentiment (100% vs 71%). On ratings volume, ads, in-app purchases 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

3,2,1 Launch! is free to download; PlanetBuilder costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

3,2,1 Launch! holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews point the same way: 71% of PlanetBuilder's written reviews are positive against 100% of 3,2,1 Launch!'s.

UpkeepUpdate frequency

PlanetBuilder ships an update every 26 months, 3,2,1 Launch! every 13 months. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

Scorecard5 real differences · 5 level
PlanetBuilder versus 3,2,1 Launch!: the parameters behind the verdict, then further details
ParameterPlanetBuilder3,2,1 Launch!
Price$0.99Free — better
Rating4.1 (7 ratings)5.0 (4 ratings) — better
Positive reviews71.4% of reviews100.0% of reviews — better
Number of ratings7 — better4
Update frequencyEvery 26 monthsEvery 13 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.615.6
Further details — not scored
Size90 MB1008 MB
Age rating12+4+
DeveloperStrange Labs LLCNASA

Customer experience

PlanetBuilder

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews14 reviews
Positive71.4%
Neutral14.3%
Negative14.3%

3,2,1 Launch!

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

PlanetBuilder

No in-app purchases

None

3,2,1 Launch!

No in-app purchases

Questions

Is PlanetBuilder free?
PlanetBuilder costs $0.99, with no in-app purchases.
Is 3,2,1 Launch! free?
3,2,1 Launch! is free to download, with no in-app purchases.
Which has better reviews, PlanetBuilder or 3,2,1 Launch!?
3,2,1 Launch! is rated higher. PlanetBuilder averages 4.1 out of 5 from 7 ratings, while 3,2,1 Launch! averages 5.0 from 4 ratings.
Do PlanetBuilder or 3,2,1 Launch! have ads?
Neither PlanetBuilder nor 3,2,1 Launch! shows ads.
Which is updated more often, PlanetBuilder or 3,2,1 Launch!?
PlanetBuilder ships an update every 26 months, and 3,2,1 Launch! every 13 months. Most recently, PlanetBuilder was updated on October 11, 2026 and 3,2,1 Launch! on October 8, 2026.

Other comparisons