# Gravity Well vs Planetary Sling

The clearest difference is update cadence: Planetary Sling at daily against Gravity Well's weekly. 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.

Gravity Well ships an update weekly, Planetary Sling daily. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Gravity Well | Planetary Sling |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Size | 58 MB | 128 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Federer Industries, LLC](https://appshunter.io/developer/1652393599) | [Juuso Anttila](https://appshunter.io/developer/1841648411) |

## What reviewers say

### Gravity Well

[App page](https://appshunter.io/ios/app/gravity-well-physics-puzzle/id6759741603)

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

**In-app purchases:** none


### Planetary Sling

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Gravity Well free?

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

### Is Planetary Sling free?

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

### Do Gravity Well or Planetary Sling have ads?

Neither Gravity Well nor Planetary Sling shows ads.

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

Gravity Well ships an update weekly, and Planetary Sling daily. Most recently, Gravity Well was updated on September 21, 2026 and Planetary Sling on September 10, 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.*