U vs Rocket Simulator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
U
This digital companion app enhances the U-BOOT The Board Game experience. It requires the physical board game components to play and is a free tool for players.
- Digital companion tool
- Enhances board game play
- Free to use
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U-BOOT The Board Game digital companion app is a free tool designed for use with U-BOOT The Board Game. Requires physical components to play. Designed by Iron Wolf Studio.
Rocket Simulator
Build and launch your own rockets in augmented reality. Assemble various rocket models, learn about their history and functions, and customize them with AI-generated stickers. Experience space exploration with different missions and modes.
- AR rocket assembly
- Rocket model customization
- Historical rocket information
- AI sticker generation
- Flight simulation
- Educational facts about rockets
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3… 2… 1… Liftoff! Are you ready to launch your very first space rocket? Assemble rockets in AR and launch it into outer space! VARIOUS ROCKET MODELS Just choose your favourite rocket model and let’s begin. ASSEMBLY PUZZLE Assemble all rocket parts in the right order and discover historical info about its creation and missions. Customize rockets with AI stickers. INTERESTING FACTS Read about every rocket in detail and learn the functions of each rocket part. Rocket models from all over the world are waiting for you! KEEP IN MIND: Some features are only available for Subscription holders. Paid version includes all rocket models, all missions, free mode, sharing, unlimited access to AR mode, unlimited sticker generation. Free version includes 2 rockets, 2 missions, 2 AR mode launches, 3 sticker generations. https://educationterra.com/privacy https://educationterra.com/tos
Screenshots
Verdict
U and Rocket Simulator both sit at 3.7 stars, but that hides the real split: 63% of U's written reviews are positive against 11% of Rocket Simulator's. U also leads on in-app purchases (none vs 6) and ads (none vs shown). Rocket Simulator's advantage is ratings volume (428 vs 57). On price, rating, device support and iOS requirement 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. Rocket Simulator sells 6 in-app purchases, starting at $6.99 per 7 days. U asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 3.7 for U against 3.8 for Rocket Simulator. That said, the two scores are not equally well evidenced: Rocket Simulator has 428 ratings behind it against 57, so its average is the more settled of the two. Written reviews are what separate them: 63% of U's written reviews are positive against 11% of Rocket Simulator's.
U ships an update monthly, Rocket Simulator every 2 months. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.
| Parameter | U | Rocket Simulator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (57 ratings) | 3.8 (428 ratings) — better |
| Positive reviews | 63.2% of reviews — better | 10.9% of reviews |
| Number of ratings | 57 | 428 — better |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 249 MB | 286 MB |
| Age rating | 9+ | 4+ |
| Developer | IRON WOLF STUDIO S.A. | Education Terra |
Customer experience
U
Rocket Simulator
Bugs and requests
U
Not enough reviews yet to summarise bugs or requests.
Rocket Simulator
Reported bugs
7 issues- Parts don't connect
- No command center on launch
- Rocket goes to sky and mission complete
- Animations not shown correctly
- Slow rollout animation
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- Minimal launch animation
- Typos in subtitles
Requested features
6 requests- Add command center
- Add space exploration
- Add more to the game
- Add staging and space rocket control
- Add other planets to land on
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- Make it free
In-app purchases
U
No in-app purchases
Rocket Simulator
- Rocket Ship - 1 Week$6.997 Days
- 1 Week Subscription$9.997 Days
- Rocket Simulator: Spaceflight$19.991 Month
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- Rocket Ship Building & Launch3 Days trial$20.991 Year
- 3 Months Subscription3 Days trial$20.993 Months
- 2 Months Subscription3 Days trial$39.992 Months
Questions
Is U free?
Is Rocket Simulator free?
Which has better reviews, U or Rocket Simulator?
Do U or Rocket Simulator have ads?
Which is updated more often, U or Rocket Simulator?
Other comparisons
