# PlanetBuilder vs Build Your Rocket

The clearest difference is review sentiment: PlanetBuilder at 71% against Build Your Rocket's 0%. PlanetBuilder also leads on ads (none vs shown). Build Your Rocket's advantage is price (Free vs $0.99) and rating (4.8 vs 4.1). On in-app purchases and device support there is nothing between them.

Build Your Rocket is free to download; PlanetBuilder costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Build Your Rocket holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Build Your Rocket has 66 ratings behind it against 7, so its average is the more settled of the two. Written reviews complicate that: 71% of PlanetBuilder's written reviews are positive against 0% of Build Your Rocket's, so the app with the better star average is not the one people write more warmly about.

PlanetBuilder ships an update every 26 months, Build Your Rocket fortnightly. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PlanetBuilder | Build Your Rocket |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.1 (7 ratings)](https://appshunter.io/ios/app/planetbuilder/id547202735/reviews) | **[4.8 (66 ratings)](https://appshunter.io/ios/app/build-your-rocket/id1634623665/reviews)** |
| Number of ratings | 7 | **66** |
| Positive reviews | **71.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 26 months | **Fortnightly** |
| Monetization | Paid | **Ad-supported** |
| Size | 90 MB | 154 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Strange Labs LLC](https://appshunter.io/developer/547202738) | [Clap Clap Games](https://appshunter.io/developer/1435219840) |

## 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


### Build Your Rocket

[App page](https://appshunter.io/ios/app/build-your-rocket/id1634623665)

Design and construct your own powerful rocket with optimal fuel and speed. Launch into space to explore distant planets, achieve higher scores, and unlock new levels in this interstellar adventure.

**Highlights:** Build custom rockets, Manage fuel and speed, Explore different planets, Unlock new levels, Compete for high scores

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PlanetBuilder free?

PlanetBuilder costs $0.99, with no in-app purchases.

### Is Build Your Rocket free?

Build Your Rocket is free to download, with no in-app purchases.

### Which has better reviews, PlanetBuilder or Build Your Rocket?

Build Your Rocket is rated higher. PlanetBuilder averages 4.1 out of 5 from 7 ratings, while Build Your Rocket averages 4.8 from 66 ratings.

### Do PlanetBuilder or Build Your Rocket have ads?

Build Your Rocket shows ads; PlanetBuilder does not.

### Which is updated more often, PlanetBuilder or Build Your Rocket?

PlanetBuilder ships an update every 26 months, and Build Your Rocket fortnightly. Most recently, PlanetBuilder was updated on October 11, 2026 and Build Your Rocket on October 2, 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.*