# Planetary Sling vs Gravity 80s

The clearest difference is update cadence: Planetary Sling at daily against Gravity 80s's every 2 days. Planetary Sling also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Planetary Sling ships an update daily, Gravity 80s every 2 days. The most recent releases landed on September 28, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Planetary Sling | Gravity 80s |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 days |
| Size | 128 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Juuso Anttila](https://appshunter.io/developer/1841648411) | [kota morishita](https://appshunter.io/developer/457218231) |

## What reviewers say

### Planetary Sling

[App page](https://appshunter.io/ios/app/planetary-sling/id6760001806)

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

**In-app purchases:** none


### Gravity 80s

[App page](https://appshunter.io/ios/app/gravity-80s/id6760158837)

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

**In-app purchases:** none


## Frequently asked questions

### Is Planetary Sling free?

Planetary Sling is free to download, with no in-app purchases.

### Is Gravity 80s free?

Gravity 80s is free to download, with no in-app purchases.

### Do Planetary Sling or Gravity 80s have ads?

Neither Planetary Sling nor Gravity 80s shows ads.

### Which is updated more often, Planetary Sling or Gravity 80s?

Planetary Sling ships an update daily, and Gravity 80s every 2 days. Most recently, Planetary Sling was updated on September 28, 2026 and Gravity 80s on October 6, 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.*