# Letter Launch vs Rocket Adventure!

The clearest difference is price: Rocket Adventure! at Free against Letter Launch's $0.99. Rocket Adventure! also leads on rating (4.8 vs 4.0) and review sentiment (100% vs 90%). Letter Launch's advantage is in-app purchases (none vs 6) and ads (none vs shown). On ratings volume, update cadence, device support and iOS requirement there is nothing between them.

Rocket Adventure! is free to download; Letter Launch costs $0.99 up front. Rocket Adventure! sells 6 one-off in-app purchases. Letter Launch asks for nothing beyond the download.

Rocket Adventure! holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 4 and 6 respectively. Written reviews point the same way: 90% of Letter Launch's written reviews are positive against 100% of Rocket Adventure!'s.

Letter Launch ships an update every 3 weeks, Rocket Adventure! monthly. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Letter Launch | Rocket Adventure! |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/letter-launch/id6474981641/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/rocket-adventure/id6739788371/reviews)** |
| Number of ratings | 4 | **6** |
| Positive reviews | 90.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#172** | — |
| Size | 340 MB | 130 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Nat Russell](https://appshunter.io/developer/1129535492) | [Blazej Michacz](https://appshunter.io/developer/1787068497) |

## What reviewers say

### Letter Launch

[App page](https://appshunter.io/ios/app/letter-launch/id6474981641)

**Currently charting:** #172 Top Paid · Word (US App Store)

A unique platformer and word-guessing game for mobile and tablet. Fling yourself through vibrant worlds, utilizing physics-based mechanics and collecting abilities to overcome challenges and defeat robotic foes. Experience classic and action-packed gameplay modes.

**Highlights:** Physics-based platforming, Word guessing mechanics, Unlockable abilities, Unique stage mechanics, Boss battles, Challenge levels, Classic and Action game modes

**In-app purchases:** none


### Rocket Adventure!

[App page](https://appshunter.io/ios/app/rocket-adventure/id6739788371)

Pilot a rocket through space, destroying asteroids and battling bosses. Upgrade your ship, perform tricks, and compete with friends. Features colorful pixel art graphics and HD quality.

**Highlights:** Destroy asteroids, Battle advanced bosses, Upgrade rocket and items, Compete with friends, Perform rocket tricks, Colorful pixel art graphics

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 gems | $1.99 | one-time |
| Galaxy Pass | $8.99 | one-time |
| 500 gems | $8.99 | one-time |
| 1 000 gems | $14.99 | one-time |
| 5 000 gems | $59.99 | one-time |
| 10 000 gems | $99.99 | one-time |


## Frequently asked questions

### Is Letter Launch free?

Letter Launch costs $0.99, with no in-app purchases.

### Is Rocket Adventure! free?

Rocket Adventure! is free to download, with in-app purchases available.

### Which has better reviews, Letter Launch or Rocket Adventure!?

Rocket Adventure! is rated higher. Letter Launch averages 4.0 out of 5 from 4 ratings, while Rocket Adventure! averages 4.8 from 6 ratings.

### Do Letter Launch or Rocket Adventure! have ads?

Rocket Adventure! shows ads; Letter Launch does not.

### Which is updated more often, Letter Launch or Rocket Adventure!?

Letter Launch ships an update every 3 weeks, and Rocket Adventure! monthly. Most recently, Letter Launch was updated on October 8, 2026 and Rocket Adventure! on October 7, 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.*