# PlanetBuilder vs 3,2,1 Launch!

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.

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.

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.

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.

## The numbers

| Metric | PlanetBuilder | 3,2,1 Launch! |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.1 (7 ratings)](https://appshunter.io/ios/app/planetbuilder/id547202735/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/321-launch/id6471444553/reviews)** |
| Number of ratings | **7** | 4 |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 13 months** |
| Monetization | Paid | **Free** |
| Size | 90 MB | 1008 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Strange Labs LLC](https://appshunter.io/developer/547202738) | [NASA](https://appshunter.io/developer/355542146) |

## What reviewers say

### PlanetBuilder

[App page](https://appshunter.io/ios/app/planetbuilder/id547202735)

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:** Vision Pro support

**In-app purchases:** none


### 3,2,1 Launch!

[App page](https://appshunter.io/ios/app/321-launch/id6471444553)

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

**In-app purchases:** none


## Frequently asked 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.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*