# Grav Box vs Formalhaut Yards

The clearest difference is in-app purchases: Formalhaut Yards at none against Grav Box's 10. Formalhaut Yards also leads on ads (none vs shown). Grav Box's advantage is ratings volume (26 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Grav Box sells 10 one-off in-app purchases. Formalhaut Yards asks for nothing beyond the download.

Formalhaut Yards holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Grav Box has 26 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 96% of Grav Box's written reviews are positive against 100% of Formalhaut Yards's.

Grav Box ships an update every 5 months, Formalhaut Yards every 8 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Grav Box | Formalhaut Yards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (26 ratings)](https://appshunter.io/ios/app/grav-box/id1050320618/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/formalhaut-yards/id6740824273/reviews)** |
| Number of ratings | **26** | 1 |
| Positive reviews | 96.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 months** | Every 8 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 104 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Capraro](https://appshunter.io/developer/1691787728) | [Art Gorski](https://appshunter.io/developer/1086485068) |

## What reviewers say

### Grav Box

[App page](https://appshunter.io/ios/app/grav-box/id1050320618)

Control gravity with a tap and hold to manipulate objects. Customize their appearance, explore dynamic physics, and engage in arcade challenges with leaderboards and achievements.

**Highlights:** Tap and hold to control gravity, Customize grav colors and emojis, Dynamic backgrounds and physics effects, Arcade mode with achievements, Global leaderboards, In-game events like black holes

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Blocks (100) Pack | $0.99 | one-time |
| Light Portal | $0.99 | one-time |
| Dark Portal | $0.99 | one-time |
| Grav Box | $0.99 | one-time |
| Midnight | $0.99 | one-time |
| Daybreak | $0.99 | one-time |
| Beach | $0.99 | one-time |
| Jungle | $0.99 | one-time |
| Mist | $0.99 | one-time |
| Gold Blocks (1000) Pack | $4.99 | one-time |


### Formalhaut Yards

[App page](https://appshunter.io/ios/app/formalhaut-yards/id6740824273)

Design and save custom starships for a science fiction role-playing game. This tool utilizes official rulebooks to generate ships, allowing for detailed parameter editing and error checking. It also includes databases for computer programs and small craft.

**Highlights:** Create and store starships, Utilizes official rulebooks, Editable ship parameters, Error condition notifications, Databases for programs and small craft

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grav Box free?

Grav Box is free to download, with in-app purchases available.

### Is Formalhaut Yards free?

Formalhaut Yards is free to download, with no in-app purchases.

### Which has better reviews, Grav Box or Formalhaut Yards?

Formalhaut Yards is rated higher. Grav Box averages 4.8 out of 5 from 26 ratings, while Formalhaut Yards averages 5.0 from 1 ratings.

### Do Grav Box or Formalhaut Yards have ads?

Grav Box shows ads; Formalhaut Yards does not.

### Which is updated more often, Grav Box or Formalhaut Yards?

Grav Box ships an update every 5 months, and Formalhaut Yards every 8 months. Most recently, Grav Box was updated on November 2, 2026 and Formalhaut Yards on November 4, 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.*