# Planet Gravity vs Shoot Germ and Virus

The clearest difference is price: Shoot Germ and Virus at Free against Planet Gravity's $11.00. Shoot Germ and Virus also leads on in-app purchases (none vs 1) and update cadence (every 2 weeks vs every 4 months). Planet Gravity's advantage is review sentiment (44% vs 0%) and rating (4.2 vs 3.2). On ads and device support there is nothing between them.

Shoot Germ and Virus is free to download; Planet Gravity costs $11.00 up front. Planet Gravity sells 1 one-off in-app purchase. Shoot Germ and Virus asks for nothing beyond the download.

Planet Gravity holds the better App Store score, 4.2 against 3.2. That said, the two scores are not equally well evidenced: Planet Gravity has 54 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 44% of Planet Gravity's written reviews are positive against 0% of Shoot Germ and Virus's.

Planet Gravity ships an update every 4 months, Shoot Germ and Virus every 2 weeks. The most recent releases landed on September 23, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Planet Gravity | Shoot Germ and Virus |
| --- | --- | --- |
| Price | $11.00 | **Free** |
| Rating | **[4.2 (54 ratings)](https://appshunter.io/ios/app/planet-gravity-simulateorbit/id1566504157/reviews)** | [3.2 (5 ratings)](https://appshunter.io/ios/app/shoot-germ-and-virus/id6449238972/reviews) |
| Number of ratings | **54** | 5 |
| Positive reviews | **44.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Paid | **Ad-supported** |
| Size | 108 MB | 268 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Oscar Tsang](https://appshunter.io/developer/416987065) | [成凤 胡](https://appshunter.io/developer/1250341465) |

## What reviewers say

### Planet Gravity

[App page](https://appshunter.io/ios/app/planet-gravity-simulateorbit/id1566504157)

Engage in a physics-based game simulating asteroid flight and solar system creation. Complete missions to explore the universe and pass the time. Discover other titles for freeform universe building.

**Highlights:** Physics-based gameplay, Asteroid simulation, Solar system creation, Level-based missions, Universe exploration

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Golden Pass | $2.99 | one-time |


### Shoot Germ and Virus

[App page](https://appshunter.io/ios/app/shoot-germ-and-virus/id6449238972)

Pilot an aircraft to destroy bacteria and viruses, safeguarding cells. Navigate using on-screen controls and accelerate to attack. Aim for the highest score while managing your plane's health.

**Highlights:** Aircraft control, Destroy bacteria and viruses, Cell protection, Automatic attack, Score challenge, Health management

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

**In-app purchases:** none


## Frequently asked questions

### Is Planet Gravity free?

Planet Gravity costs $11.00, and also offers in-app purchases.

### Is Shoot Germ and Virus free?

Shoot Germ and Virus is free to download, with no in-app purchases.

### Which has better reviews, Planet Gravity or Shoot Germ and Virus?

Planet Gravity is rated higher. Planet Gravity averages 4.2 out of 5 from 54 ratings, while Shoot Germ and Virus averages 3.2 from 5 ratings.

### Do Planet Gravity or Shoot Germ and Virus have ads?

Both Planet Gravity and Shoot Germ and Virus show ads.

### Which is updated more often, Planet Gravity or Shoot Germ and Virus?

Planet Gravity ships an update every 4 months, and Shoot Germ and Virus every 2 weeks. Most recently, Planet Gravity was updated on September 23, 2026 and Shoot Germ and Virus on September 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*