# Planet Gravity vs Solar Saucer

The clearest difference is review sentiment: Solar Saucer at 100% against Planet Gravity's 25%. Solar Saucer also leads on iOS requirement (13.2 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 14 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Planet Gravity | Solar Saucer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/solar-saucer/id1297120662/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | Every 14 months |
| Monetization | Free | Free |
| Size | 5 MB | 10 MB |
| Requires iOS | 17.6 | **13.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Niagara Mobile LLC](https://appshunter.io/developer/1039399999) | [Steptap, Inc.](https://appshunter.io/developer/1009508039) |

## What reviewers say

### Planet Gravity

[App page](https://appshunter.io/ios/app/planet-gravity/id995682820)

Explore the gravitational pull of different celestial bodies. Watch pendulums swing and collide under varying gravitational forces, offering a unique physics simulation experience.

**Highlights:** Select different planets for unique gravity, Observe pendulum collisions, Physics-based simulation, Educational planet facts, Interactive entertainment

**Features:** macOS Compatibility

**In-app purchases:** none


### Solar Saucer

[App page](https://appshunter.io/ios/app/solar-saucer/id1297120662)

Pilot a space saucer through the solar system, tapping to gain altitude and navigate challenging gaps. Compete for high scores across three difficulty levels in this fast-paced arcade game.

**Highlights:** Arcade-style gameplay, Solar system navigation, Tap-to-fly controls, Increasing difficulty, High score tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Planet Gravity free?

Planet Gravity is free to download, with no in-app purchases.

### Is Solar Saucer free?

Solar Saucer is free to download, with no in-app purchases.

### Do Planet Gravity or Solar Saucer have ads?

Neither Planet Gravity nor Solar Saucer shows ads.

### Which is updated more often, Planet Gravity or Solar Saucer?

Planet Gravity ships an update every 14 months, and Solar Saucer every 14 months. Most recently, Planet Gravity was updated on October 24, 2026 and Solar Saucer on October 20, 2026.

---

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