# Dr. Rocket vs The Lost Shield

The clearest difference is price: Dr. Rocket at Free against The Lost Shield's $1.99. Dr. Rocket also leads on in-app purchases (none vs 3). The Lost Shield's advantage is ads (none vs shown). On rating, review sentiment, ratings volume and update cadence there is nothing between them.

Dr. Rocket is free to download; The Lost Shield costs $1.99 up front. The Lost Shield sells 3 one-off in-app purchases. Dr. Rocket asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Dr. Rocket against 4.4 for The Lost Shield. Both are backed by a comparable volume of ratings — 54 and 29 respectively. Written reviews are what separate them: 72% of Dr. Rocket's written reviews are positive against 65% of The Lost Shield's.

Dr. Rocket ships an update every 6 months, The Lost Shield every 7 months. The most recent releases landed on August 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Dr. Rocket | The Lost Shield |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.4 (54 ratings)](https://appshunter.io/ios/app/dr-rocket/id981111702/reviews) | [4.4 (29 ratings)](https://appshunter.io/ios/app/the-lost-shield/id1161122860/reviews) |
| Number of ratings | **54** | 29 |
| Positive reviews | **72.2% of reviews** | 64.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 7 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 8 MB | 64 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SUD Inc.](https://appshunter.io/developer/453469451) | [GUAN LING WU](https://appshunter.io/developer/517689895) |

## What reviewers say

### Dr. Rocket

[App page](https://appshunter.io/ios/app/dr-rocket/id981111702)

Pilot your rocket through space by tapping the screen to steer. Test your reflexes and see how far you can travel in this simple, arcade-style game.

**Highlights:** Simple touch controls, Rocket flight simulation, Endless space journey, High score chasing

**Features:** Vision Pro support

**In-app purchases:** none


### The Lost Shield

[App page](https://appshunter.io/ios/app/the-lost-shield/id1161122860)

Embark on an epic brick-breaking adventure as a hero tasked with returning a magical shield. Explore diverse areas, battle numerous enemies and bosses, and rescue allies with unique skills to aid your quest. Upgrade your hero and unlock new modes to save the world.

**Highlights:** Brick break gameplay with magic balls, Explore 6 areas with 54 stages, Battle 20+ enemies and 6 bosses, Rescue and upgrade followers, Unlock Arcade Mode for high scores, Collect achievements and treasure

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000G | $0.99 | one-time |
| 3000G | $1.99 | one-time |
| 10000G | $4.99 | one-time |


## Frequently asked questions

### Is Dr. Rocket free?

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

### Is The Lost Shield free?

The Lost Shield costs $1.99, and also offers in-app purchases.

### Which has better reviews, Dr. Rocket or The Lost Shield?

Dr. Rocket and The Lost Shield are both rated 4.4 out of 5 on the App Store, from 54 and 29 ratings respectively.

### Do Dr. Rocket or The Lost Shield have ads?

Dr. Rocket shows ads; The Lost Shield does not.

### Which is updated more often, Dr. Rocket or The Lost Shield?

Dr. Rocket ships an update every 6 months, and The Lost Shield every 7 months. Most recently, Dr. Rocket was updated on August 20, 2026 and The Lost Shield on September 21, 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.*