Grav Box vs Formalhaut Yards
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Grav Box
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.
- 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
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Grav Box places gravity at your fingertips. Tap and hold on the screen to control the gravitational field around your gravs and manipulate them in limitless ways. Customize your entire experience by setting gravs to any color or emoji, explore dynamic backgrounds and physics effects, and even modify the effects of gravity itself. With custom preferences set, head to the arcade to unlock achievements and compete against global leaderboards. Be prepared for black holes, gravitational shifts, and many other in-game events that will impact your gameplay.
Formalhaut Yards
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.
- Create and store starships
- Utilizes official rulebooks
- Editable ship parameters
- Error condition notifications
- Databases for programs and small craft
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This app lets you create and store a collection of starships for Fantasy Games Unlimited's Space Opera science fiction role-playing game. Ships are generated using the rules in the Volume 2 rule book, modified for military starships published in the Seldon's Compendiums. All parameters may be edited and error conditions are noted. The app includes databases of computer programs and small craft from the various rule books. The logotype is a Registered Trademark of Fantasy Games Unlimited used with FGU’s permission.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Grav Box | Formalhaut Yards |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (26 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 96.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 26 — better | 1 |
| Update frequency | Every 5 months — better | Every 8 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 14.0 |
| Further details — not scored | ||
| Size | 10 MB | 104 MB |
| Age rating | 4+ | 4+ |
| Developer | Gianluca Capraro | Art Gorski |
Customer experience
Grav Box
Formalhaut Yards
In-app purchases
Grav Box
- Gold Blocks (100) Pack$0.99
- Light Portal$0.99
- Dark Portal$0.99
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- Grav Box$0.99
- Midnight$0.99
- Daybreak$0.99
- Beach$0.99
- Jungle$0.99
- Mist$0.99
- Gold Blocks (1000) Pack$4.99
Formalhaut Yards
No in-app purchases
Questions
Is Grav Box free?
Is Formalhaut Yards free?
Which has better reviews, Grav Box or Formalhaut Yards?
Do Grav Box or Formalhaut Yards have ads?
Which is updated more often, Grav Box or Formalhaut Yards?
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